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#MarineScience - Fourth-class pupils from Cregmore National School in Co Galway are creating a marine science and art installation and short film with artist Louise Manifold that re-enacts the 2011 discovery of the Moytirra deep-sea hydrothermal vents.

Build Your Own Unknown sees the school children use images and footage from the ROV Holland I for inspiration to recreate the discovery of the gigantic rock formations, ‘smoking’ lava vents over 10m high, and areas teeming with unusual species new to science at the Moytirra vent field in the Mid-Atlantic Ridge, some 3km below the surface north of the Azores.

Louise Manifold, the local artist leading the project, said: "As an artist I have always been fascinated by relationship between science and cinema, where often our connections to ocean is formed through our childhood imagination, from sci-fi films to childhood games and mythical stories.

“Build Your Own Unknown is not only about understanding our connections to the ocean, but it is about valuing human curiosity, and I am really enjoying the opportunity to work with the pupils of Cregmore to make an amazing piece of work that celebrates this."

Supported through the Marine Institute's Explorers Education Programme and the Tulca OFFshore programme, the marine science/art collaboration is welcomed by Marine Institute chief executive Dr Peter Heffernan.

"This is an innovative opportunity for artists, marine scientists and educators to engage and increase our awareness about the value, opportunities and societal benefits that the ocean provides us,” he said.

"Rediscovering the mystery of the ocean through the eyes of a scientist, the children have been given the opportunity to work with the Institute and Dr Andy Wheeler from UCC, who was the chief scientist on the research vessel RV Celtic Explorer, that had explored and aptly named Moytirra vents after a mythological Irish battlefield meaning plain of pillars.”

Build Your Own Unknown will be on show at SeaFest 2017, Ireland’s national maritime festival from 30 June to 2 July, which will promote the importance of ocean exploration as well as engage the wider community through visual arts.

The project will also include the development of cross-curricular education lesson plans and resources that teachers will be able to use for their own art-science project module. These will be available later this year at www.explorers.ie.

Published in Marine Science

#InlandWaters - Waterways Ireland is seeking contributions from the public on what they think best fulfils the theme 'Waterways Heritage'.

Participants of all ages are invited to enter the Heritage Art/Photographic Competition to be in with a chance to win an iPad Air.

Heritage of the inland waterways can include monuments, archaeological objects, heritage objects, architectural heritage, flora, fauna, wildlife habitats, landscapes and geology. 

Entries should be of the waterways under the jurisdiction of Waterways Ireland, which include the Shannon Navigation, Erne System and Shannon-Erne Waterway; the Lower Bann Navigation; the Barrow Navigation; the Royal and Grand Canals; and the Ulster Canal (Upper Lough Erne to Clones).

The judges will select an entry (photograph, painting, sculpture, etc) which best captures the heritage of the inland waterways. 

Entries will be divided into two categories: 18 years and over and under 18s. A prize of an iPad Air tablet will be awarded to the winner of each category. 

Take the summer to prepare your entry and submit before the closing date for the competition, 30 September 2015. Terms and Conditions apply and details are included in the entry form HERE.

For further information and competition rules contact Sabine Browne of Waterways Ireland at 061 922 141 or [email protected]

Published in Inland Waterways

#iris – It has been said that keeping a boat-owning partnership intact is much more difficult than maintaining a marriage in a healthy state. Thus for most of us with the boat-owning vocation, sole ownership is the only way to go. But for others, in order to defray costs, increase boat size, and maybe leave more personal time free to pursue other interests, the ambitions can best be realised through one of a wide variety of partnerships and syndicates.

These can go through an extensive range, starting at one extreme with what amounts to time-sharing, with the large number of owners meeting (if they meet at all) only once a year for a sort of Annual General Meeting. Other possible setups can mutate through various arrangements where there is considerable overlap between the boat uses by the different owners, right through to the other extreme of total partnership where all owners sail together as often as is possible.

In some cases, the additional social glue of special shared interests is needed to give the partnership that essential extra vitality. There's nothing new in this. W M Nixon takes a look back a hundred years and more to a boat-owning group whose shared interest in art kept a 60ft ketch on a regular cruising programme around Dublin Bay and the nearby coastlines.

The 60ft gaff ketch Iris had a chequered career. She started life at the peak of the Victorian era in the 19th Century as a naval pinnace serving Dublin Bay, and she was presumably driven by steam. At the time, Dun Laoghaire – then known as Kingstown – was becoming the height of fashion as a naval port of call in the summer, made even more so by its convenient access to the centres of power in Dublin, and its strategically useful direct rail connection – pierhead to pierhead – to the main Royal Navy base in Ireland at Cobh on Cork Harbour.

However, as Kingstown had initially been planned solely as a harbour of refuge – an asylum harbor - for ships in distress in onshore gales, with the actual spur to its construction (starting in 1817) being the wrecking of a British troopship with huge loss of life at Seapoint on the south shore of Dublin Bay, the plans had included no provision for convenient alongside berthing for ships.

Indeed, you get the impression that the original underlying thinking was that there should be as little social contact as possible between ships sheltering in the new harbour and any inhabitants of its nearby undeveloped shore. But the rapid if somewhat chaotic growth of the makings of a new harbourside town, plus the advent of more rapid access from Dublin with the coming of the railway in 1834, soon meant that the top brass expected to be able to get off and on their ships in the harbour in style and comfort, and their Lordships of the Admiralty did not stint in providing large pinnaces for them to do so. When these pinnaces were replaced in due course by even more luxurious vessels, those shrewd amateur sailors who could visualise the older boats' potential as re-cycled government surplus found themselves looking at a bargain.

The Iris was originally built with lifeboat-style construction of double-diagonal hardwood planking, which was quite advanced technology for the time. For the can-do boatbuilders of the late 19th Century, converting such totally purpose-built craft into some sort of a yacht was all part of a day's work. Another similarly-built if smaller and different-shaped vessel, Erskine Childers' Vixen on which the Dulcibella of The Riddle of the Sands fame was based, was formerly an RNLI lifeboat with the standard lifeboat canoe stern. She was made more yacht-like by the addition of a staging aft to compensate for the absence of deck space just where you most need it, while underneath this new permanent staging, additional supporting planking was faired into the hull and – hey presto – you've a yacht-like counter stern.

Vixen also had a massive centre-plate complete with its huge casing, and carried more than three tons of internal iron ballast, all of which left little enough space for living aboard during the long and often rough cruise through the Friesian Islands which provided much of the on-the-ground material – and we can mean that in every sense – on which The Riddle was based.

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Erskine Childers' Vixen (on which "Dulcibella of The Riddle" was based) in one of his last seasons of ownership in 1899. At first glance, she looks like a typical old-style cruising cutter of her era. But somewhere in there is a classic canoe-sterned RNLI lifeboat hull to which an afterdeck on a counter stern have been fitted as an add-on.

That cruise was in 1897, and shortly after it was completed, Childers went off to serve in the Boer War. This experience left him with doubts about the validity of the British Imperial mission, but equally left him in no doubt that on active service, there were no medals for enduring unnecessary discomfort. So by the time The Riddle of the Sands was published in 1903, Vixen was sold and he'd become a partner in a much more comfortable cruising boat, the yawl Sunbeam, which in turn was followed in 1905 by his very comfortable dreamship Asgard

Meanwhile, with the Iris a fifteen or so years earlier in Dublin, the conversion to a comfortable sailing cruiser was a more straightforward affair, as she'd a more versatile hull shape with a broad stern in the first place, and her new owner was one George Prescott, an innovator bordering on genius. He was an optical and scientific instrument maker, an electrical engineer and inventor, and a state-of-the-art clockmaker.

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Man of many parts – the polymath George Prescott. Organising the Graphic Cruising Club and running its club-ship Iris was only one of his many interests. He led a long and extraordinarily interesting and varied life, and was nearly a hundred years old at the time of his death in 1942. Courtesy Cormac Lowth

But that was only one part of his life, for he had many friends among Dublin artists, particularly those interested in maritime topics, and he soon found himself to be the secretary of the Graphic Cruisers Club for sailing painters and sketchers, with the Iris becoming the base of their waterborne creative and scientific expeditions on the coast of the greater Dublin area.

She was ideal for this. She'd been converted for sailing with an orthodox gaff ketch rig, while her roomy hull was internally re-configured to have a galley with a large stove right aft, a huge saloon immediately forward of the galley to be both the clubroom and dining room, and sleeping quarters port and starboard in pilot cutter style forward of that.

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Quite a transformation for a former steam-powered naval pinnace. The 60ft ketch Irish in her heyday as the club ship of the Graphic Cruisers Club in the 1890s. She is at her home anchorage off Ringsend, while across the Liffey a couple of Ringsend trawlers are lying in the roadstead known as Halpin's Pool, where the Alexandra Basin is now located. Photo courtesy Cormac Lowth

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Accommodation profile of the Iris in her days as the floating HQ of the Graphic Cruisers Club – this sketch by Alexander William first appeared in The Yachtsman magazine in 1894.

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Hull section of the Iris at the saloon, showing the bilge keels which enabled her to dry out comfortably in some some little-known tidal anchorages in the Greater Dublin area.

But underneath the hull, the temptation had been resisted to add a deep keel, and instead the Iris was fitted with substantial bilge keels at the same depth as the shallow keel itself, such that in all she drew only about 3ft 6ins, and would comfortably dry out in a snug berth anywhere that her artistic crew felt they might find subjects worthy of their attention.

Thus she might overnight serenely on the beach at Ireland's Eye or far up the estuary at Rogerstown, and if the Graphic Cruisers Club attention was turned towards County Wicklow, she could comfortably take the ground in Bray or in other little ports inaccessible to orthodox cruising yachts. Yet the claim was that despite the odd arrangements beneath the waterline, she handled remarkably well on all points of sailing, and certainly as she no longer had any sort of engine, she must have sailed neatly enough to get out of some of the confined berths into which her eccentric crew enjoyed putting her.

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The Iris in gentle cruising mode off Ireland's Eye as the moon rises – this was sketched by Alexander Williams for The Yachtsman in 1894.

George Prescott seems to have been happy to claim that Iris was a club-owned yacht, but in truth most of his shipmates were impecunious artists of varying talent, so it was his generosity and understated business ability which would have kept the partnership together.

However, it really did seem to function as a partnership, for after the Iris project had been up and running for nearly a decade, he turned his attention in 1896 to building an unusual house on the waterfront on the Pigeonhouse Road in Ringsend, which he happily acknowledged to be the clubhouse of the Graphic Cruisers Club even if he lived in it himself.

Called Sandefjord for some reason which is still unexplained, it looked not unlike a smaller sister of the Coastguard Station next door, complete with a lookout tower. And it's distinctly nautical within, as much of the interior includes fine panelling which came from the wrecked Finnish sailing ship Palme, with the stairs being provided by the old ship's main companionway.

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The house called Sandefjord near Poolbeg Y & BC as it is in 2015. When built by George Prescott in 1896, it faced across the Pigeonhouse Road directly onto the waterfront, and overlooked the summer anchorage of the Iris. Photo: W M Nixon

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The design style of the Graphic Cruisers Club shore HQ at Sandefjord reflected the lookout tower of the old Coastguard Station next door. Photo: W M Nixon

The house has been restored to become a family home in recent years, and it really is an extraordinary piece of work to come upon on the slip road down to Poolbeg Yacht & Boat Club. Meanwhile, interest in the doings of the Graphic Cruisers Club has been restored by the formidable research talents and tenacity of Cormac Lowth, who single-handedly does more work in uncovering unjustly ignored aspects of Dublin Bay's maritime life in all its variety than you'd get from an entire university department.

I first came across a reference to the Graphic Cruisers Club years ago in an article in an 1894 issue of The Yachtsman magazine, written by Alexander Williams (1846-1930), who was probably the club's most accomplished marine artist. But that was then, this is now, and it has taken Cormac Lowth's dedication in recent times to get the extraordinary setup around George Prescott and Alexander Williams and their friends and shipmates into the proper context.

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Alexander Williams RHA was the best-known artist in the Graphic Cruisers Club. A taxidermist of international repute, he was also a noted ornithologist, and his interest in maritime subjects was matched by his enthusiasm for landscape. He was one of the first artists to "discover" Achill Island in the west of Ireland, and in time he created a remarkable garden there in a three years project in which he personally worked shoulder-to-shoulder with the build team.

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A classic Alexander Williams portrayal of the trawlers of Ringsend with other shipping in the Liffey. Thanks to research by Cormac Lowth, we are now aware of how the style of the Ringsend sailing trawlers came about through links, between 1818 and the 1914 outbreak of Great War, with the pioneering fishing port of Brixham in Devon, which was the most technologically advanced fishing port in Europe in the mid 1800s. Courtesy Cormac Lowth

They were larger than life, every last one of them, and Prescott and Williams in particular were renaissance men who could turn their hand to any number of creative projects at a time when life around Dublin was fairly buzzing for those with the energy and interest to enjoy it.

And there were links to other aspects of Dublin waterfront life which have a further resonance. Back in January, I'd to give one of the supper talks at the National YC in Dun Laoghaire, and on this occasion the topic was John B Kearney (1879-1967), the Ringsend-born yacht designer and boatbuilder who was the club's Rear Commodore for the last 21 years of his life.

You need some sort of special little link to bring these talks to life, but fortunately I remembered that there's a fine big Alexander Williams painting of sailing trawlers at Ringsend in the NYC's dining room. I didn't know its date as we headed round the bay on the night of the talk, but we struck gold. It was dated 1890.

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The Brixham style in Ringsend was best exemplified by the largest trawler built in the Dublin port, the St Patrick (right) of 53 tons built in 1887 in the Murphy family's boatyard beside the mouth of the River Dodder. The Murphy family also owned and operated the St Patrick in her fishing, and when John Kearney built his renowned yachts, the earliest (and best) of them were built in a corner of Murphy's Boatyard - the Ainmara in 1912, the Mavis in 1925, and the Sonia in 1929. Photo courtesy Cormac Lowth

Williams was so fond of the Ringsend scene that he lived there for a while in Thorncastle Street where John B Kearney was born, and of course the painter subsequently sailed regularly from the old port in the Iris, and would have over-nighted at Sandefjord too. He is in fact the definitive Ringsend maritime artist, and the picture in the NYC expresses this. And as it includes some of the Ringsend waterfront, we could say that it also includes John B Kearney, for in 1890 the precocious eleven-year-old Ringsend schoolboy was in the boatyards as much as possible, as he had already stated in his quietly stubborn way that his ultimate ambition was to be a yacht designer.

Not a boatbuilder or a shipwright or a harbour engineer, which is nevertheless what he was until he retired in 1944. But upon his leaving the day job - in which he'd been highly respected - he then devoted all his energies to what he had been doing all his life in his spare time. And with his death aged 88 in 1967, his gravestone in Glasnevin cemetery said it all: John Breslin Kearney (formerly of Dublin Port & Docks Board) Yacht Designer.

And if you wonder how on earth we have come to a consideration of John Kearney's memorial stone in an article which purports to be about the social glues which keep boat partnerships in good order, believe me when you get involved with the boys of the Graphic Cruisers Club you never know where it's all going to end.

We've already discovered that in later life Alexander Williams devoted much energy to his garden in Achill while at the same time continuing to be an active member of the Royal Hibernian Academy in Dublin. As for George Prescott, he too broadened his already extensive interests, and in his eighties he was much into amateur opera production, even being so deeply involved as to paint the stage scenery himself.

Dublin too was expanding, so he accepted that a move eastward was needed if he was going to be able to continue to commune directly with his beloved sea. So he left Sandefjord, and the final decades of his wonderful life were spent at his new home at The Hermitage on Merrion Strand. Needless to say, Alexander Williams provided him with a painting of The Hermitage which captured the then unspoilt nature of a place you'd scarcely recognize today.

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The Hermitage on Merrion Strand, George Prescott's last home as portrayed by Alexander Williams. Courtesy Cormac Lowth

Published in W M Nixon

#Angling - Casting Territory: A Contemporary River Keepers’ Index of Lesser Known Patterns is a new collaborative art project by artist Martina O’Brien and the Dodder Anglers Club.

O'Brien uses the art of fly-tying – where the act of imitation meets intimate knowledge – to explore the angler’s inherent awareness of flora and fauna, physical geography and role as guardians of the River Dodder with a series of alternative flies.

The exhibition is divided across three locations – RUA RED in Tallaght, the RDS Library and Archives in Ballsbridge and the Waterways Ireland Visitor Centre at Grand Canal Quay – allowing a complete story to unfold along the length and breath of the river’s axis.

In addition to this, a fly-tying demonstration will be followed by an artist-led discussion with Gareth Kennedy, Martina O’Brien and members of the Dodder Anglers core group at RUA RED from 2pm to 4pm on Saturday 7 February.

And on Saturday 21 February a collaborative discussion with Dr Karen E Till of Maynooth University, Katherine Atkinson of Create, Martina O'Brien and the Dodder anglers will take place at 10am at the RDS Library and Archives, involving a walk to the Waterways Ireland Visitor Centre (prior booking is essential).

Casting Territory is supported by an Arts Council Artist in the Community Scheme Project Realisation Award managed by Create, the national development agency for collaborative arts.

Published in Angling

#Waterways - ‘Water Land’, a free exhibition of sculpture and crafted objects by some of Ireland’s top artists and crafts people, will take place from 6-30 November 2013 in the Waterways Ireland Visitor Centre on the waters of Dublin’s Grand Canal Basin.

This exhibition brings together the heritage of the inland waterways with new work by contemporary artists and craft makers.

Curated by Sarah Ross, 'Water Land' will feature a selection of Ireland’s most well-known and recognised artists and crafts people, those resident in the Design Tower on Pearse Street, together with makers invited from across Ireland and abroad.

The Waterways Ireland Visitor Centre is a beautiful light filled space, with a sensation of floating on water it provides an excellent environment for displaying works of art and craft inspired by water.

The Design Tower, meanwhile, is located on the bank of the canal basin beside the Visitor Centre. Originally built in 1878 as a sugar refinery, it has been a creative hub of craft makers and artists for the last 30 years.

Throughout ‘Water Land’, the theme of water is broad and wide-ranging. Water helps anchor our history and our culture, and influences our architecture. As a valuable resource it is ever-present in our lives and is integral to our future. As an island country, we are never far from the presence of a water's edge, but at the same time we can be divided by its very presence.

The artists and makers use their experience with these themes for their inspiration in developing work in their individual media, whether that is precious metals, wood, clay, paper, glass and mixed media.

Among others, the exhibition will feature renowned jewellery designer Alan Ardiff, who reminds us of the recent summer heat wave with his diving bronze figure inspired by the daredevil swimmers in Grand Canal Basin.

Similarly, artist and sculptor Elizabeth O’Kane and bespoke jewellery designers Da Capo have produced exquisite work inspired by the movement and fluidity of water.

Referencing values associated with the use of water are fashion designer Róisín Gartland, whose work references the abuses in the fashion industry for the sake of western beauty, and adornment and ceramic artist Henry Pim, who reminds us of the depletion of water as a resource.

Despite the geographic divide between Connemara-based basketmaker Joe Hogan and the home of Swedish textile designer Liz Nilsson, both makers' work is inspired by the natural materials sourced from the waters edge.

This is further complemented by a series of sculptural forms created by Kildare’s internationally renowned woodturner Emmet Kane from reclaimed canal gates made from the hardwood called ekki.

Waterways Ireland, one of the six North/South Implementation Bodies established under the British Irish Agreement in 1999, has responsibility for the management, maintenance, development and restoration of inland navigable waterways principally for recreational purposes.

Due to both its historical significance and current value the element of water was seen as a very relevant theme to promote the work of over 20 artists and makers at the Waterways Ireland Visitor Centre.

‘Water Land’ is supported by Waterways Ireland and further funded by the Crafts Council of Ireland. Exhibition opening times for visitors are from Wednesday to Sunday, 10am to 6pm, and entry is free of charge.

For more information on the exhibition visit www.waterwaysireland.org and for more information on makers in the Design Tower visit www.thedesigntower.ie.

Published in Inland Waterways
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Ireland's Offshore Renewable Energy

Because of Ireland's location at the Atlantic edge of the EU, it has more offshore energy potential than most other countries in Europe. The conditions are suitable for the development of the full range of current offshore renewable energy technologies.

Offshore Renewable Energy FAQs

Offshore renewable energy draws on the natural energy provided by wind, wave and tide to convert it into electricity for industry and domestic consumption.

Offshore wind is the most advanced technology, using fixed wind turbines in coastal areas, while floating wind is a developing technology more suited to deeper water. In 2018, offshore wind provided a tiny fraction of global electricity supply, but it is set to expand strongly in the coming decades into a USD 1 trillion business, according to the International Energy Agency (IEA). It says that turbines are growing in size and in power capacity, which in turn is "delivering major performance and cost improvements for offshore wind farms".

The global offshore wind market grew nearly 30% per year between 2010 and 2018, according to the IEA, due to rapid technology improvements, It calculated that about 150 new offshore wind projects are in active development around the world. Europe in particular has fostered the technology's development, led by Britain, Germany and Denmark, but China added more capacity than any other country in 2018.

A report for the Irish Wind Energy Assocation (IWEA) by the Carbon Trust – a British government-backed limited company established to accelerate Britain's move to a low carbon economy - says there are currently 14 fixed-bottom wind energy projects, four floating wind projects and one project that has yet to choose a technology at some stage of development in Irish waters. Some of these projects are aiming to build before 2030 to contribute to the 5GW target set by the Irish government, and others are expected to build after 2030. These projects have to secure planning permission, obtain a grid connection and also be successful in a competitive auction in the Renewable Electricity Support Scheme (RESS).

The electricity generated by each turbine is collected by an offshore electricity substation located within the wind farm. Seabed cables connect the offshore substation to an onshore substation on the coast. These cables transport the electricity to land from where it will be used to power homes, farms and businesses around Ireland. The offshore developer works with EirGrid, which operates the national grid, to identify how best to do this and where exactly on the grid the project should connect.

The new Marine Planning and Development Management Bill will create a new streamlined system for planning permission for activity or infrastructure in Irish waters or on the seabed, including offshore wind farms. It is due to be published before the end of 2020 and enacted in 2021.

There are a number of companies aiming to develop offshore wind energy off the Irish coast and some of the larger ones would be ESB, SSE Renewables, Energia, Statkraft and RWE.

There are a number of companies aiming to develop offshore wind energy off the Irish coast and some of the larger ones would be ESB, SSE Renewables, Energia, Statkraft and RWE. Is there scope for community involvement in offshore wind? The IWEA says that from the early stages of a project, the wind farm developer "should be engaging with the local community to inform them about the project, answer their questions and listen to their concerns". It says this provides the community with "the opportunity to work with the developer to help shape the final layout and design of the project". Listening to fishing industry concerns, and how fishermen may be affected by survey works, construction and eventual operation of a project is "of particular concern to developers", the IWEA says. It says there will also be a community benefit fund put in place for each project. It says the final details of this will be addressed in the design of the RESS (see below) for offshore wind but it has the potential to be "tens of millions of euro over the 15 years of the RESS contract". The Government is also considering the possibility that communities will be enabled to invest in offshore wind farms though there is "no clarity yet on how this would work", the IWEA says.

Based on current plans, it would amount to around 12 GW of offshore wind energy. However, the IWEA points out that is unlikely that all of the projects planned will be completed. The industry says there is even more significant potential for floating offshore wind off Ireland's west coast and the Programme for Government contains a commitment to develop a long-term plan for at least 30 GW of floating offshore wind in our deeper waters.

There are many different models of turbines. The larger a turbine, the more efficient it is in producing electricity at a good price. In choosing a turbine model the developer will be conscious of this ,but also has to be aware the impact of the turbine on the environment, marine life, biodiversity and visual impact. As a broad rule an offshore wind turbine will have a tip-height of between 165m and 215m tall. However, turbine technology is evolving at a rapid rate with larger more efficient turbines anticipated on the market in the coming years.

 

The Renewable Electricity Support Scheme is designed to support the development of renewable energy projects in Ireland. Under the scheme wind farms and solar farms compete against each other in an auction with the projects which offer power at the lowest price awarded contracts. These contracts provide them with a guaranteed price for their power for 15 years. If they obtain a better price for their electricity on the wholesale market they must return the difference to the consumer.

Yes. The first auction for offshore renewable energy projects is expected to take place in late 2021.

Cost is one difference, and technology is another. Floating wind farm technology is relatively new, but allows use of deeper water. Ireland's 50-metre contour line is the limit for traditional bottom-fixed wind farms, and it is also very close to population centres, which makes visibility of large turbines an issue - hence the attraction of floating structures Do offshore wind farms pose a navigational hazard to shipping? Inshore fishermen do have valid concerns. One of the first steps in identifying a site as a potential location for an offshore wind farm is to identify and assess the level of existing marine activity in the area and this particularly includes shipping. The National Marine Planning Framework aims to create, for the first time, a plan to balance the various kinds of offshore activity with the protection of the Irish marine environment. This is expected to be published before the end of 2020, and will set out clearly where is suitable for offshore renewable energy development and where it is not - due, for example, to shipping movements and safe navigation.

YEnvironmental organisations are concerned about the impact of turbines on bird populations, particularly migrating birds. A Danish scientific study published in 2019 found evidence that larger birds were tending to avoid turbine blades, but said it didn't have sufficient evidence for smaller birds – and cautioned that the cumulative effect of farms could still have an impact on bird movements. A full environmental impact assessment has to be carried out before a developer can apply for planning permission to develop an offshore wind farm. This would include desk-based studies as well as extensive surveys of the population and movements of birds and marine mammals, as well as fish and seabed habitats. If a potential environmental impact is identified the developer must, as part of the planning application, show how the project will be designed in such a way as to avoid the impact or to mitigate against it.

A typical 500 MW offshore wind farm would require an operations and maintenance base which would be on the nearby coast. Such a project would generally create between 80-100 fulltime jobs, according to the IWEA. There would also be a substantial increase to in-direct employment and associated socio-economic benefit to the surrounding area where the operation and maintenance hub is located.

The recent Carbon Trust report for the IWEA, entitled Harnessing our potential, identified significant skills shortages for offshore wind in Ireland across the areas of engineering financial services and logistics. The IWEA says that as Ireland is a relatively new entrant to the offshore wind market, there are "opportunities to develop and implement strategies to address the skills shortages for delivering offshore wind and for Ireland to be a net exporter of human capital and skills to the highly competitive global offshore wind supply chain". Offshore wind requires a diverse workforce with jobs in both transferable (for example from the oil and gas sector) and specialist disciplines across apprenticeships and higher education. IWEA have a training network called the Green Tech Skillnet that facilitates training and networking opportunities in the renewable energy sector.

It is expected that developing the 3.5 GW of offshore wind energy identified in the Government's Climate Action Plan would create around 2,500 jobs in construction and development and around 700 permanent operations and maintenance jobs. The Programme for Government published in 2020 has an enhanced target of 5 GW of offshore wind which would create even more employment. The industry says that in the initial stages, the development of offshore wind energy would create employment in conducting environmental surveys, community engagement and development applications for planning. As a site moves to construction, people with backgrounds in various types of engineering, marine construction and marine transport would be recruited. Once the site is up and running , a project requires a team of turbine technicians, engineers and administrators to ensure the wind farm is fully and properly maintained, as well as crew for the crew transfer vessels transporting workers from shore to the turbines.

The IEA says that today's offshore wind market "doesn't even come close to tapping the full potential – with high-quality resources available in most major markets". It estimates that offshore wind has the potential to generate more than 420 000 Terawatt hours per year (TWh/yr) worldwide – as in more than 18 times the current global electricity demand. One Terawatt is 114 megawatts, and to put it in context, Scotland it has a population a little over 5 million and requires 25 TWh/yr of electrical energy.

Not as advanced as wind, with anchoring a big challenge – given that the most effective wave energy has to be in the most energetic locations, such as the Irish west coast. Britain, Ireland and Portugal are regarded as most advanced in developing wave energy technology. The prize is significant, the industry says, as there are forecasts that varying between 4000TWh/yr to 29500TWh/yr. Europe consumes around 3000TWh/year.

The industry has two main umbrella organisations – the Irish Wind Energy Association, which represents both onshore and offshore wind, and the Marine Renewables Industry Association, which focuses on all types of renewable in the marine environment.

©Afloat 2020