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Displaying items by tag: Spring tides

High astronomical spring tides this week have prompted Galway City Council to issue a warning about localised flooding.

The city council says it is likely that some wave overtopping may occur at Salthill on Wednesday and Thursday (March 22nd and 23rd).

It says the areas around the Docks and Spanish Arch in Galway city may experience localised flooding during high tide periods on Wednesday morning through to high tide on Thursday morning.

It advises road users in these areas to “proceed with caution”, and it has closed car parks at Toft Park, Salthill and Silver Strand until further notice.

High tide times “of note” in Galway city are:

  • Wednesday 22nd at 5:15 am
  • Wednesday 22nd at 5:45 pm
  • Thursday 23rd at 5:30 am
  • Thursday 23rd at 5:45 pm

It says weather and tidal conditions are “variable”, and it is monitoring the situation “closely “.

Published in Galway Harbour
Tagged under

With light to moderate breezes anticipated for much of this year’s Volvo Dun Laoghaire Regatta 2017 which starts tomorrow afternoon, savvy sailors will be cognisant that the Full Moon, which occurs early in the morning of Sunday July 9th, will be playing a role in their activities writes W M Nixon.

A Full Moon means we’re into the rising cycle towards Spring Tides, but fortunately most of the regatta will be taking place in relatively modest tidal ranges. Thus High Water at 1249hrs on Sunday July 9th has risen to just 3.70 metres, and it’s less on all the preceding four days.

However, were the Regatta a fortnight later on July 23rd with the New Moon on Sunday July 23rd, High Water would be pushing towards 4.25 metres, which would certainly make for sporty tides.

But as it is, clued-in competitors will realise that during the progress of this event, tides are going to be that little bit stronger with each succeeding day, and will adapt their tactics accordingly. And in this age of computer analysis of just about everything, Dublin Port Company have produced this very useful live chart of tidal activity in Dublin Bay.

Even if you’re not going racing, it makes for fascinating viewing.
HW Thursday is 1058hrs, Height 3.63 metres. Friday: 1139hrs, 3.66m. Saturday 1200hrs, 3.68m. Sunday 1249hrs, 3.70m.

 

 

Published in Volvo Regatta

Spring Tides and an uncertain weather forecast can make this weekend more hazardous than usual.

Irish Water Safety is reminding boaters, sailors, surfers, divers and anglers that there is a full moon on Saturday so they need to be aware of spring tides for the weekend coupled with an uncertain weather forecast.

It is important to take a good weather forecast and to factor this in to their plans accordingly. In addition we wish to remind you of the shorter daylight hours and not to be too ambitious when passage planning over the weekend.

On average 153 people drown in Ireland each year so it is essential to wear suitable protective clothing and a properly serviced and fitted lifejacket when on the water and avoid taking unnecessary risks, especially taking alcohol or drugs as approximately 30% of all drowning victims will have consumed alcohol.

Anglers will be at risk and non nationals in particular should be extremely vigilant as the Atlantic swell is dramatically different to that experienced on the relatively calmer Baltic Sea to which many are accustomed.

It is essential that parents or responsible adults supervise their children at all time when near water.

Walkers should remain alert and stay well away from the edge of ordinarily familiar waterside pathways due to the risk of stranding as a result of the high tides.

Remember your lifeline in an emergency is 999 and 112 therefore carry a mobile phone and ask for the Marine Rescue.
If you discover missing or found Ringbuoys then log on to www.ringbuoys.ie to report them, remember, "a stolen ringbuoy is a stolen life"

Published in Water Safety

Crosshaven Volunteer RNLI Lifeboat has had a very busy few days as they were tasked to five incidents in four days.

On Thursday evening at 17.59, the Lifeboat was tasked to the upper reaches of Cork Harbour near the city to check out an unidentifiable object in the water. On arrival, the object was found to be a large bag containing foam. Friday evening, saw the Lifeboat heading up the Owenabue River to rescue two punts which had been floated off on the very high Spring tides and were perceived a danger to shipping.
Saturday evening at 20.34, the Lifeboat was again tasked to the North side of Great Island where a 55' Motor Launch with 3 persons on board had mechanical difficulties and drifting in high winds of force 7. On arrival at scene, the crew decided that because of the size and weight of the vessel and the high winds it was safer to anchor the vessel and take off the crew. They were safely landed at East Ferry Pier. As the Lifeboat was returning to Crosshaven, The Coastguard at Valentia again tasked the Lifeboat to search the area between Cobh and Monkstown for an overdue Rigid Inflatable Boat (RIB). After searching for a period, and with nothing found, the Coastguard stood down the volunteer Lifeboat crew to return to station.
Sunday afternoon, and the pagers were again activated at 16.33 to go to the aid of a small boat with engine problems at East Ferry. On arrival in the area, it was noticed that the casualty boat had managed to restart and head into East Ferry Marina.

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Published in RNLI Lifeboats

Marine Protected Areas (MPAs) - FAQS

Marine protected areas (MPAs) are geographically defined maritime areas where human activities are managed to protect important natural or cultural resources. In addition to conserving marine species and habitats, MPAs can support maritime economic activity and reduce the effects of climate change and ocean acidification.

MPAs can be found across a range of marine habitats, from the open ocean to coastal areas, intertidal zones, bays and estuaries. Marine protected areas are defined areas where human activities are managed to protect important natural or cultural resources.

The world's first MPA is said to have been the Fort Jefferson National Monument in Florida, North America, which covered 18,850 hectares of sea and 35 hectares of coastal land. This location was designated in 1935, but the main drive for MPAs came much later. The current global movement can be traced to the first World Congress on National Parks in 1962, and initiation in 1976 of a process to deliver exclusive rights to sovereign states over waters up to 200 nautical miles out then began to provide new focus

The Rio ‘Earth Summit’ on climate change in 1992 saw a global MPA area target of 10% by the 2010 deadline. When this was not met, an “Aichi target 11” was set requiring 10% coverage by 2020. There has been repeated efforts since then to tighten up MPA requirements.

Marae Moana is a multiple-use marine protected area created on July 13th 2017 by the government of the Cook islands in the south Pacific, north- east of New Zealand. The area extends across over 1.9 million square kilometres. However, In September 2019, Jacqueline Evans, a prominent marine biologist and Goldman environmental award winner who was openly critical of the government's plans for seabed mining, was replaced as director of the park by the Cook Islands prime minister’s office. The move attracted local media criticism, as Evans was responsible for developing the Marae Moana policy and the Marae Moana Act, She had worked on raising funding for the park, expanding policy and regulations and developing a plan that designates permitted areas for industrial activities.

Criteria for identifying and selecting MPAs depends on the overall objective or direction of the programme identified by the coastal state. For example, if the objective is to safeguard ecological habitats, the criteria will emphasise habitat diversity and the unique nature of the particular area.

Permanence of MPAs can vary internationally. Some are established under legislative action or under a different regulatory mechanism to exist permanently into the future. Others are intended to last only a few months or years.

Yes, Ireland has MPA cover in about 2.13 per cent of our waters. Although much of Ireland’s marine environment is regarded as in “generally good condition”, according to an expert group report for Government published in January 2021, it says that biodiversity loss and ecosystem degradation are of “wide concern due to increasing pressures such as overexploitation, habitat loss, pollution, and climate change”.

The Government has set a target of 30 per cent MPA coverage by 2030, and moves are already being made in that direction. However, environmentalists are dubious, pointing out that a previous target of ten per cent by 2020 was not met.

Conservation and sustainable management of the marine environment has been mandated by a number of international agreements and legal obligations, as an expert group report to government has pointed out. There are specific requirements for area-based protection in the EU Marine Strategy Framework Directive (MSFD), the OSPAR Convention, the UN Convention on Biological Diversity and the UN Sustainable Development Goals. 

Yes, the Marine Strategy Framework directive (2008/56/EC) required member states to put measures in place to achieve or maintain good environmental status in their waters by 2020. Under the directive a coherent and representative network of MPAs had to be created by 2016.

Ireland was about halfway up the EU table in designating protected areas under existing habitats and bird directives in a comparison published by the European Commission in 2009. However, the Fair Seas campaign, an environmental coalition formed in 2022, points out that Ireland is “lagging behind “ even our closest neighbours, such as Scotland which has 37 per cent. The Fair Seas campaign wants at least 10 per cent of Irish waters to be designated as “fully protected” by 2025, and “at least” 30 per cent by 2030.

Nearly a quarter of Britain’s territorial waters are covered by MPAs, set up to protect vital ecosystems and species. However, a conservation NGO, Oceana, said that analysis of fishing vessel tracking data published in The Guardian in October 2020 found that more than 97% of British MPAs created to safeguard ocean habitats, are being dredged and bottom trawled. 

There’s the rub. Currently, there is no definition of an MPA in Irish law, and environment protections under the Wildlife Acts only apply to the foreshore.

Current protection in marine areas beyond 12 nautical miles is limited to measures taken under the EU Birds and Habitats Directives or the OSPAR Convention. This means that habitats and species that are not listed in the EU Directives, but which may be locally, nationally or internationally important, cannot currently be afforded the necessary protection

Yes. In late March 2022, Minister for Housing Darragh O’Brien said that the Government had begun developing “stand-alone legislation” to enable identification, designation and management of MPAs to meet Ireland’s national and international commitments.

Yes. Environmental groups are not happy, as they have pointed out that legislation on marine planning took precedence over legislation on MPAs, due to the push to develop offshore renewable energy.

No, but some activities may be banned or restricted. Extraction is the main activity affected as in oil and gas activities; mining; dumping; and bottom trawling

The Government’s expert group report noted that MPA designations are likely to have the greatest influence on the “capture fisheries, marine tourism and aquaculture sectors”. It said research suggests that the net impacts on fisheries could ultimately be either positive or negative and will depend on the type of fishery involved and a wide array of other factors.

The same report noted that marine tourism and recreation sector can substantially benefit from MPA designation. However, it said that the “magnitude of the benefits” will depend to a large extent on the location of the MPA sites within the network and the management measures put in place.

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