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Displaying items by tag: fin whale

#MarineWildlife - The humpback whale known as Boomerang is back – and this time he may have found a mate, according to The Irish Times.

Last spotted almost exactly a year ago off the south coast at the Cork-Waterford border, as previously reported on Afloat.ie, the humpback formally known as HBIRL3 has been spotted by the Irish Whale and Dolphin Group's Andrew Malcolm in recent days in the same location.

But this time he wasn't alone, as another humpback – HBIRL6, a female who last visited Waterford in 2008, and was previously seen with a juvenile off Co Kerry – was keeping him good company. The irish Times has more on the story HERE.

In other cetacean news, the large whale carcass that washed up on Portstewart Strand earlier this month is believed to have died of natural causes.

Originally confirmed as the remains of an adult female sei whale, the 43-foot behemoth has now been identified as a fin whale, most likely a juvenile, as the Belfast Telegraph reports.

Though the cause of death is "inconclusive", it is thought that due to its peeling skin, thin blubber layer and reduced muscle mass, the whale was already dead for days and decomposing before it washed up on the North Coast beach on 4 October.

Fin whales are the second largest mammal in the world's oceans behind only the blue whale.

Published in Marine Wildlife

#MarineWildlife - Check out this wonderful video captured by the Irish Air Corps earlier this week featuring the uncommon sight of a fin whale breaching some 150 miles off Mizen Head in West Cork.

Fin whales, the second largest of the ocean's creatures after the giant blue whale, are a regular sight in Irish waters but are rarely seen breaching here.

According to the Irish Whale and Dolphin Group (IWDG): "The diagnostic white right lower jaw and tall blow confirms this to be a fin whale, although breaching is a behaviour typically associated with other species such as humpback and minke whales.

"There is however evidence that fin whales in the Mediterranean do breach occasionally, so it remains a mystery as to why this behaviour has never before been recorded here."

Published in Marine Wildlife

#MarineWildlife - Achill Island locals have proposed that the 20-metre fin whale beached on Keel Beach over Christmas - and buried just before the New Year - be preserved in some form as a heritage attraction for the region, as the Galway Advertiser reports.

The inspiration comes from the residents of West Cork village Kilbrittain, who were successful in securing permissions to recover the buried remains of a similarly sized whale in 2009. The whale skeleton was since put on display as a big tourism draw.

Similar proposals by Baltimore locals in 2012 after a fin whale became trapped in the town's harbour were scuppered when Cork County Council dumped its remains at sea.

Achill Islander and Irish Whale and Dolphin Group (IWDG) member John O'Shea says that making an attraction out of the whale skeleton would connect people with the area's whaling history, which has changed profoundly over the past century from one of slaughter to preservation.

The Galway Advertiser has more on the story HERE.

Published in Marine Wildlife
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#MarineWildlife - There's a "fantastic opportunity to witness the second largest animal on the planet close up" on Achill Island over the next few days after a male fin whale was stranded on Keel Beach on Christmas Eve.

The 20-metre-long marine giant live stranded on the beach but died some hours later, as the Irish Whale and Dolphin Group reports. It is as yet unknown what caused the fin whale to strand, but samples of skin, blubber, muscle and baleen have been taken for assessment.

TheJournal.ie repeats Achill Coast Guard's warning for anyone coming to see the whale to stay on the shore and not venture into the surf as the strongest storm in 15 years continues to sweep the country.

Published in Marine Wildlife

#MarineWildlife - Tonight's Nature on One on RTÉ Radio 1 joins the Irish Whale and Dolphin Group (IWDG) on a quest off Hook Head to find the majestic fin whale.

As TEN reports, Colin Stafford Jones was on board with the IEDG's Pádraig Whooley on a mission to track down the world's second largest animal - not only the biggest example of marine wildlife behind the incredible blue whale.

Their adventure will be broadcast tonight (Sunday 9 June) from 7pm on RTÉ Radio 1, and will be available to listen online afterwards via the Nature on One website HERE.

Published in Marine Wildlife

#MARINE WILDLIFE - The carcass of the fin whale that died after being trapped in Baltimore Harbour two months ago has been towed out to sea after its presence in a conservation area attracted complaints.

According to the Irish Examiner, disappointment has been expressed by a local group in Baltimore who hoped to salvage the skeleton of the 65ft female fin whale, the remains of which have now been towed out beyond Fastnet Rock for disposal.

Last week Afloat.ie reported on claims from local resident Tom McCarthy, among others from the Schull area, that the whale carcass was creating a "rancid oil slick" with a "horrendous smell" in Roaringwater Bay, a Special Area of Conservation for marine wildlife that houses a grey seal breeding ground.

However, the Irish Whale and Dolphin Group (IWDG) - which was working with Baltimore residents on their plan to retrieve the bones with a view to displaying the skeleton in the town - criticised the decision by Cork County Council to dump the remains.

IWDG sightings co-ordinator Pádraig Whooley pointed the finger at "vested interests" exaggerating claims about health hazards, arguing that "towing it out to sea raises the very real possibility that [it] could simply wash up on the coast again."

The Irish Examiner has more on the story HERE.

Published in Marine Wildlife

#BALTIMORE WHALE - Nine weeks after the tragic demise of the Baltimore Harbour fin whale, its carcass is still afloat off West Cork, creating a “rancid oil slick” in a special conservation area, according to a local resident.

Tom McCarthy contacted Afloat.ie with the above image of the 65ft whale carcass, which was towed out to the grey seal breeding ground off the Carthys Islands in Roaringwater Bay and has apparently been left to rot.

“It has been left here since the middle of August to decay,” says Tom. “The rancid oil slick is clearly visible and extends for over 1km on relatively still days, the smell is horrendous."

As previously reported on Afloat.ie, plans were afoot to sink the fin whale carcass that was trapped in Baltimore Harbour in mid-August and endured a harrowing few days trapped in Baltimore Harbour before it died from what's presumed to be a combination of illness and injury.

Tom McCarthy claims that the National Parks and Wildlife Service (NPWS) has washed its hands of the situation, considering the enormous marine mammal carcass to be a natural occurrence "even though the animal beached and died several miles [away and] was wrapped in a net and towed to its final resting position".

The location is in a Special Area of Conservation - yet according to Tom, no risk assessment appears to have been carried out beforehand.

"Ten minutes on the internet would show that whales are perhaps the most contaminated animals in the world," he says. "Their blubber is contaminated with persistent organic compounds such as PCBs, DDT, dioxins, etc and the internal organs such as the liver and kidneys are 'high', 'very high' or 'staggeringly high' in mercury, cadmium, chromium, etc.

"Some beached whales are found to be so contaminated the whale itself has to be considered as hazardous waste and disposed of as such."

Tom notes that the area is fished extensively for shrimp, crab, lobster and pollock, and that the rotting carcass is in close proximity to several mussel farms.

"It seems inevitable that as the whale continues to decay and is eaten whatever contaminants were present prior to death will re-enter the food chain."

He compares the current situation to a similar whale carcass disposal in Sligo last year, where the flesh was cut off and sent for incineration while the bones were marked for later skeletal recreation and sent for composting.

Regarding the West Cork whale carcass, Tom says: "Some estimates say it will take three years for the whale to completely decay."

Tom adds that he has been in contact with Cork County Council and hopes to hear on Monday about plans for a more appropriate method of disposal for the whale carcass.

Published in Marine Wildlife

#MARINE WILDLIFE - The Irish Examiner reports that samples from the fin whale that stranded and died in Baltimore Harbour last week have been sent to Dublin for analysis.

Samples of skin and blubber will be tested by marine science experts at the Irish Cetacean Tissue Bank in the Natural History Museum as well as at the Marine Institute, while a student studying for a PhD on the feeding ecology of fin whales will also examine the remains.

As reported yesterday on Afloat.ie, the whale carcass has been towed out of the inner harbour as preparations are made to sink it to the seabed, where marine life such as fish and crabs will quickly strip it down to a skeleton that locals hope to put on display in the West Cork town.

A post-mortem will not be carried out by the Irish Whale and Dolphin Group (IWDG) due to lack of funding for the specialised procedure. A previous necropsy of a fin whale stranded at Courtmacsherry was funded by the US-based magazine National Geographic.

Published in Marine Wildlife

#MARINE WILDLIFE - Plans are afoot to sink the carcass of the fin whale that died after being trapped in Baltimore Harbour last week, according to the Irish Independent.

It is being proposed that the whale's body can be wrapped in netting and sunk using old train wheels as weights.

"We're looking at putting it in the water and letting it sink to the seabed where the fish and crabs can do their work and strip the flesh from the carcass," said local diver Jerry Smith. "The end scenario would be to retrieve the skeleton from the sea bed."

It's hoped that the skeleton of the 65ft female juvenile fin whale could eventually be put on display as an educational aid and a tourist attraction for the West Cork town.

Cork County Council has taken responsibility for the disposal, as the Cork Independent reports, and the 30-tonne marine giant has already been towed to Oldcourt in the Ilen esturary.

As previously reported on Afloat.ie, calls have been made to introduce a new protocol to deal with large marine wildlife strandings.

The Irish Whale and Dolphin Group (IWDG) defended itself from criticism over the handing of the "unprecedented" incident, arguing that allowing the whale to die was the best option available under the circumstances.

The Irish Independent has more on the story HERE.

Published in Marine Wildlife

#MARINE WILDLIFE - The Cork News reports that a new protocol will be introduced to deal with large marine wildlife strandings following the public backlash over the handling of the injured and malnourished fin whale in Baltimore Harbour this week.

The 30-tonne whale died on Thursday morning after being trapped in the harbour on Tuesday. As previously reported on Afloat.ie, the whale was left to die as it was found to be too ill to be assisted back into deeper water and was too large to be euthanised with drugs.

Members of the public have complained about the 'do nothing' approach taken by experts. But Dr Simon Berrow of the Irish Whale and Dolphin Group (IWDG) defended his organisation's handling of the affair, citing the lack of protocol for such an unforseen incident.

"We are recognised as the most confident group in Ireand in dealing with dolphins and whales but as a charity, it should not be our responsibility," he said. "I don't have the authority to tell someone to shoot a whale."

Dr Berrow said he had been in talks with the Defence Forces about arranging for the distressed whale to be shot before it died, most likely from wounds sustained on sharp rocks in the harbour.

Speaking with The Irish Times, the IWDG's Padraig Whooley said: "As humans, we always think we have to intervene but wildlife rarely does better when we do. In this particular case the ‘do nothing’ approach was the only option open to us."

Whooley also criticised the "fairly shocking" level of ignorance over the incident that saw crowds continue to gather at the harbour in Baltimore even after it became clear that the whale was in significant disgress.

Published in Marine Wildlife
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Aquaculture Information

Aquaculture is the farming of animals in the water and has been practised for centuries, with the monks farming fish in the middle ages. More recently the technology has progressed and the aquaculture sector is now producing in the region of 50 thousand tonnes annually and provides a valuable food product as well as much needed employment in many rural areas of Ireland.

A typical fish farm involves keeping fish in pens in the water column, caring for them and supplying them with food so they grow to market size. Or for shellfish, containing them in a specialised unit and allowing them to feed on natural plants and materials in the water column until they reach harvestable size. While farming fish has a lower carbon and water footprint to those of land animals, and a very efficient food fed to weight gain ratio compared to beef, pork or chicken, farming does require protein food sources and produces organic waste which is released into the surrounding waters. Finding sustainable food sources, and reducing the environmental impacts are key challenges facing the sector as it continues to grow.

Salmon is the most popular fish bought by Irish families. In Ireland, most of our salmon is farmed, and along with mussels and oysters, are the main farmed species in the country.

Aquaculture in Ireland

  • Fish and shellfish are farmed in 14 Irish coastal counties.
  • Irish SMEs and families grow salmon, oysters, mussels and other seafood
  • The sector is worth €150m at the farm gate – 80% in export earnings.
  • The industry sustains 1,833 direct jobs in remote rural areas – 80% in the west of Ireland
  • Every full-time job in aquaculture creates 2.27 other jobs locally (Teagasc 2015)
  • Ireland’s marine farms occupy 0.0004% of Ireland’s 17,500Km2 inshore area.
  • 83% of people in coastal areas support the development of fish farming
  • Aquaculture is a strong, sustainable and popular strategic asset for development and job creation (Foodwise 2025, National Strategic Plan, Seafood
  • Operational Programme 2020, FAO, European Commission, European Investment Bank, Harvesting Our Ocean Wealth, Silicon Republic, CEDRA)
    Ireland has led the world in organically certified farmed fish for over 30 years
  • Fish farm workers include people who have spent over two decades in the business to school-leavers intent on becoming third-generation farmers on their family sites.

Irish Aquaculture FAQs

Aquaculture, also known as aquafarming, is the farming of aquatic organisms such as fish, crustaceans, molluscs and aquatic plants, and involves cultivating freshwater and saltwater populations under controlled conditions- in contrast to commercial fishing, which is the harvesting of wild fish. Mariculture refers to aquaculture practiced in marine environments and in underwater habitats. Particular kinds of aquaculture include fish farming, shrimp farming, oyster farming, mariculture, algaculture (such as seaweed farming), and the cultivation of ornamental fish. Particular methods include aquaponics and integrated multi-trophic aquaculture, both of which integrate fish farming and plant farming.

About 580 aquatic species are currently farmed all over the world, according to the UN Food and Agriculture Organisation (FAO), which says it is "practised by both some of the poorest farmers in developing countries and by multinational companies".

Increasing global demand for protein through seafood is driving increasing demand for aquaculture, particularly given the pressures on certain commercially caught wild stocks of fish. The FAO says that "eating fish is part of the cultural tradition of many people and in terms of health benefits, it has an excellent nutritional profile, and "is a good source of protein, fatty acids, vitamins, minerals and essential micronutrients".

Aquaculture now accounts for 50 per cent of the world's fish consumed for food, and is the fastest-growing good sector.

China provides over 60 per cent of the world's farmed fish. In Europe, Norway and Scotland are leading producers of finfish, principally farmed salmon.

For farmed salmon, the feed conversion ratio, which is the measurement of how much feed it takes to produce the protein, is 1.1, as in one pound of feed producing one pound of protein, compared to rates of between 2.2 and 10 for beef, pork and chicken. However, scientists have also pointed out that certain farmed fish and shrimp requiring higher levels of protein and calories in feed compared to chickens, pigs, and cattle.

Tilapia farming which originated in the Middle East and Africa has now become the most profitable business in most countries. Tilapia has become the second most popular seafood after crab, due to which its farming is flourishing. It has entered the list of best selling species like shrimp and salmon.

There are 278 aquaculture production units in Ireland, according to Bord Iascaigh Mhara (BIM) *, producing 38,000 tonnes of finfish and shellfish in 2019 and with a total value of €172 million

There are currently almost 2,000 people directly employed in Irish aquaculture in the Republic, according to BIM.

BIM figures for 2019 recorded farmed salmon at almost 12,000 tonnes, valued at €110 million; rock oysters reached 10,300 tonnes at a value of €44 million; rope mussels at 10,600 tonnes were valued at €7 million; seabed cultured mussels at 4,600 tonnes were valued at €7 million; "other" finfish reached 600 tonnes, valued at €2 million and "other" shellfish reached 300 tonnes, valued at €2 million

Irish aquaculture products are exported to Europe, US and Asia, with salmon exported to France, Germany, Belgium and the US. Oysters are exported to France, with developing sales to markets in Hong Kong and China. France is Ireland's largest export for mussels, while there have been increased sales in the domestic and British markets.

The value of the Irish farmed finfish sector fell by five per cent in volume and seven per cent in value in 2019, mainly due to a fall on salmon production, but this was partially offset by a seven per cent increased in farmed shellfish to a value of 60 million euro. Delays in issuing State licenses have hampered further growth of the sector, according to industry representatives.

Fish and shellfish farmers must be licensed, and must comply with regulations and inspections conducted by the Sea Fisheries Protection Authority and the Marine Institute. Food labelling is a function of the Food Safety Authority of Ireland. There is a long backlog of license approvals in the finfish sector, while the Department of Agriculture, Food and Marine says it is working to reduce the backlog in the shellfish sector.

The department says it is working through the backlog, but notes that an application for a marine finfish aquaculture licence must be accompanied by either an Environmental Impact Statement (EIS) or an Environmental Impact Assessment Report (EIAR). As of October 2020, over two-thirds of applications on hand had an EIS outstanding, it said.

The EU requires member states to have marine spatial plans by 2021, and Ireland has assigned responsibility to the Department of Housing, Planning and Local Government for the National Marine Planning Framework (NMPF). Legislation has been drawn up to underpin this, and to provide a "one stop shop" for marine planning, ranging from fish farms to offshore energy – as in Marine Planning and Development Management Bill. However, the Department of Agriculture, Food and Marine confirmed last year that it intends to retain responsibility for aquaculture and sea-fisheries related development – meaning fish and shellfish farmers won't be able to avail of the "one stop shop" for marine planning.

Fish and shellfish health is a challenge, with naturally occurring blooms, jellyfish and the risk of disease. There are also issues with a perception that the sector causes environmental problems.

The industry has been on a steep learning curve, particularly in finfish farming, since it was hailed as a new future for Irish coastal communities from the 1970s – with the State's Electricity Supply Board being an early pioneer, and tobacco company Carrolls also becoming involved for a time. Nutrient build up, which occurs when there is a high density of fish in one area, waste production and its impact on depleting oxygen in water, creating algal blooms and "dead zones", and farmers' use of antibiotics to prevent disease have all been concerns, and anglers have also been worried about the impact of escaped farmed salmon on wild fish populations. Sea lice from salmon farmers were also blamed for declines in sea trout and wild salmon in Irish estuaries and rivers.

BIM says over 95% of all salmon farmed in Ireland are certified organic. Organically grown salmon are only fed a diet of sustainable organic feed. They are also raised in more spacious pens than traditional farmed salmon. The need to site locations for fish farms further out to sea, using more robust cages for weather, has been recognised by regulatory agencies. There is a move towards land-based aquaculture in Norway to reduce impact on local ecosystems. The industry says that antibiotic use is declining, and it says that "safe and effective vaccinations have since been developed for farmed fish and are now widely used". Many countries are now adopting a more sustainable approach to removing sea lice from salmon, using feeder fish such as wrasse and lumpsucker fish. Ireland's first lumpsucker hatchery was opened in 2015.

BIM says over 95% of all salmon farmed in Ireland are certified organic. Organically grown salmon are only fed a diet of sustainable organic feed. They are also raised in more spacious pens than traditional farmed salmon. The need to site locations for fish farms further out to sea, using more robust cages for weather, has been recognised by regulatory agencies. There is a move towards land-based aquaculture in Norway to reduce impact on local ecosystems. The industry says that antibiotic use is declining, and it says that "safe and effective vaccinations have since been developed for farmed fish and are now widely used". Many countries are now adopting a more sustainable approach to removing sea lice from salmon, using feeder fish such as wrasse and lumpsucker fish. Ireland's first lumpsucker hatchery was opened in 2015.

Yes, as it is considered to have better potential for controlling environmental impacts, but it is expensive. As of October 2020, the department was handling over 20 land-based aquaculture applications.

The Irish Farmers' Association has represented fish and shellfish farmers for many years, with its chief executive Richie Flynn, who died in 2018, tirelessly championing the sector. His successor, Teresa Morrissey, is an equally forceful advocate, having worked previously in the Marine Institute in providing regulatory advice on fish health matters, scientific research on emerging aquatic diseases and management of the National Reference Laboratory for crustacean diseases.

BIM provides training in the national vocational certificate in aquaculture at its National Fisheries College, Castletownbere, Co Cork. It also trains divers to work in the industry. The Institute of Technology Carlow has also developed a higher diploma in aqua business at its campus in Wexford, in collaboration with BIM and IFA Aquaculture, the representative association for fish and shellfish farming.

© Afloat 2020

At A Glance - Irish Aquaculture

  • Fish and shellfish are farmed in 14 Irish coastal counties
  • Salmon is the most popular fish bought by Irish families. 
  • In Ireland, most of our salmon is farmed, and along with mussels and oysters, are the main farmed species in the country.
  • The industry sustains 1,833 direct jobs in remote rural areas – 80% in the west of Ireland
  • Every full-time job in aquaculture creates 2.27 other jobs locally (Teagasc 2015)
  • Ireland’s marine farms occupy 0.0004% of Ireland’s 17,500Km2 inshore area.
  • 83% of people in coastal areas support the development of fish farming

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