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A Harbour Seal photographed at Dun Laoghaire Marina on Dublin Bay, Ireland. Also known as the common seal, is a true seal found along temperate and Arctic marine coastlines of the Northern Hemisphere. The most widely distributed species of pinnipeds, they are found in coastal waters of the northern Atlantic and Pacific oceans, Baltic and North seas. Photo: AfloatA photograph of a Harbour Seal taken at Dun Laoghaire Marina on Dublin Bay, Ireland. Also known as the common seal, this species can be found along temperate and Arctic marine coastlines throughout the Northern Hemisphere. They are the most widely distributed species of pinnipeds and can be found in the coastal waters of the northern Atlantic and Pacific oceans, as well as the Baltic and North Seas. Photo: Afloat

Displaying items by tag: Dublin Bay

29th November 2022

Dublin And Cork Are Sinking

Yet again we’ve had a journalist in Ireland’s “Paper of Record” ventilating at the weekend about the widely-held belief that not only are world sea levels rising – which we all accept – but that these absolute sea level rises are happening twice as quickly in Dublin and Cork as they are elsewhere, which is hydrographic nonsense.

We also had a noted TV architect musing in print on how sensible it would be to “re-claim” land along Dublin’s secondary Tolka Estuary - presumably on its south side - in order to provide housing of a popular kind instead of the generally-loathed apartment blocks. This would thereby provide highly-desirable yet affordable family living beside the seaside.

In all, both pieces provided a fascinating insight into how words can be used in a secondary way to set the tone of any opinion piece. For instance, there’s the persistent bandying about of “re-claiming land from the sea”. That’s off target. Once upon a time, the world was all sea. So if we create new land, it’s infill, indeed it’s arguably theft against nature. But it’s certainly not “re-claiming”, even if that’s a difficult position to maintain when we’re up against the Biblical imperative of St John the Divine with his anticipatory Book of Revelations assertion that “there would be no more sea”. 

MAINTAINING EXISTING WATERFRONT SUBURBS

Be that as it may, the idea of some infill along the south side of the Tolka Estuary is attractive, as it would be a completely new parcel of land which interferes with no-one else’s established seafront access. As it is, many of the schemes for infill in Dublin Bay have blithely claimed over many years that they would provide people with “new seaside homes”. But the proposed locations of these new homes would mean that some long-established waterfront suburbs are no longer beside the sea at all, which rather negates the good intentions of the basic projects.

A proposed infill for new housing along Dublin’s Tolka Estuary (right) might be acceptable if it were on the south side, thereby avoiding the sea access infringement of established waterfront suburbs in Clontarf. But it has to be remembered that the daily tidal draining of the extensive Clontarf Basin provides a useful scour-dredging effect for the entrance to Dublin Port via the River LiffeyA proposed infill for new housing along Dublin’s Tolka Estuary (right) might be acceptable if it were on the south side, thereby avoiding the sea access infringement of established waterfront suburbs in Clontarf. But it has to be remembered that the daily tidal draining of the extensive Clontarf Basin provides a useful scour-dredging effect for the entrance to Dublin Port via the River Liffey Photo: courtesy Dublin Port

But, that said, it has to be borne in mind that the twice daily exit of the tide from the currently extensive “Clontarf Basin” in the Tolka Estuary plays a significant role in the scouring of the entrance of the sea channel into the Liffey – in other words, it’s a freely available dredging process to facilitate the continuing and vital activity of our largest port.

The other point about the relative sea levels in Dublin and Cork has been allowed to pass unchallenged so many times that we wonder if anyone bothers to read these newspaper think pieces with any real attention at all. For sure, the global sea level at the Equator does come in a bit higher than on the rest of the planet, an effect of the world’s daily rotation. So I suppose we should be grateful that it doesn’t spin off the waters of the Pacific Ocean in their entirety into Outer Space. But it does mean that global sea level rising is a much more acute problem in low-lying Polynesian island nations.

SEA LEVEL IS AN ABSOLUTE IN IRELAND

However, within an island the size of Ireland, there is no significant difference between the absolute heights of the sea north and south, east and west. So when it’s recorded that the sea has risen globally by 70ml during the past 20 years, but that in Dublin and Cork tide recorders are showing a 20 year rise of 130ml, then it can only mean that Dublin and Cork have been quietly sinking by 60ml since 2002.

As has been demonstrated in recent years, Cork Harbour flooding is influenced by many factors, but this projection for 2050 is simply based on rising sea level. As has been demonstrated in recent years, Cork Harbour flooding is influenced by many factors, but this projection for 2050 is simply based on rising sea level. 

The relative rise and fall of land masses is a geological and hydrographic fact. As the most recent ice age retreated to take away the ice-sheet weight from Ireland, some areas of land popped up almost visibly to gives us raised beaches and suchlike. And it’s reckoned that the geography of Greenland will need significant re-drawing as the weight of its enormous, many-miles-deep ice fields disappears - that is, if there’s anyone still around to take the necessary readings.

But meanwhile, in Ireland, we have to accept the implications of the fact that our Official Capital City and our Real Capital City are quietly going under. Knowing that it was the weight of ice which pushed down many parts of Ireland in times past, perhaps these modern localized tendencies could be blamed on the weight of self-importance in Dublin, and the weight of assumed superiority in Cork.

While admitting the vast civic and human problems which it would bring, rising sea levels in the Dublin area may provide some interesting opportunities – for instance, it might be useful to own the location of a potential fortress/customs station for the re-born Duchy of Howth beside the new watery frontier at Sutton Cross. While admitting the vast civic and human problems which it would bring, rising sea levels in the Dublin area may provide some interesting opportunities – for instance, it might be useful to own the location of a potential fortress/customs station for the re-born Duchy of Howth beside the new watery frontier at Sutton Cross. 

Whatever, it might help the debate and the planning in some way if it could be accepted that almost half of the relative sea level rise in Dublin and Cork is due to area subsidence, while the other half is due to absolute global sea level rises. Thus it really is time that we brought in Dutch experts to advise in Dublin and Cork on how best to deal with the fact that the apparent tide level in these cities is rising twice as quickly as anywhere else.

The Dutch approached the problem of most of their country being increasingly below sea levels by many means, not least in ensuring that they have the tallest population in all Europe. If we’re going to keep our heads above water in Cork and Dublin, a selective breeding programme should be introduced immediately to raise the national height. That said, having been with some of the grandsons at the weekend, I think it may have already been quietly under way for the past sixteen years. There’s evolution for you.

Published in Dublin Bay
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Patrick Burke's First 40 Prima Forte from the Royal Irish Yacht Club produced a corrected time win of over a minute in a fine turnout of eight Cruisers Zero boats in Thursday's AIB DBSC Summer Series.

Racing took place in light southeasterly winds of about six knots and a flood tide on Dublin Bay.

The results put Burke just a single point behind the overall Thursday leader, Rockabill VI skippered by Paul O'Higgins of the RIYC.

O'Higgins did not compete last night with his JPK10.80 now positioned to West Cork for next week's Calves Week Regatta. 

Second in last night's Race 14 of the series was Chris Power-Smith's J122 Aurelia from the Royal St. George Yacht Club. Third was the late Vincent Farrell's First 40.7 Tsunami from the National Yacht Club

In a nine-boat Cruisers One IRC turnout, Timothy Goodbody's RIYC J109, White Mischief, won from clubmate Colin Byrne in the XP33 Bon Exemple. Third was Andrew Craig's Chimaera.

Lindsay J. Casey was the Cruisers Two race winner in the J97 Windjammer. In the Corby 25 Ruthless, Conor Ronan was second in a seven-boat turnout from Ian Bowring's Sigma 33 Springer.

In the one designs, as Afloat reports here, Ian Mathews and  Keith Poole were the Flying Fifteen winners. 

Full DBSC results below

Published in DBSC
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In a fine 11-boat turnout in IRC One, Colin Byrne's Royal Irish XP33 Bon Exemple beat Paul Barrington's J109 Jalapeno from the National Yacht Club in Saturday's AIB DBSC Summer Series race on July 23rd.

Third was Barrington's clubmate John Hall in the J109 Something Else in the one-and-a-quarter-hour race. 

Winds on Dublin Bay were light and from the southeast. The Race Officer was Con Murphy.

Lindsay J. Casey's J97 Windjammer was the Cruisers II IRC division winner. The Royal St. George yacht, a double winner of the club's premier Waterhouse shield for the best yacht on handicap, took the gun from Conor Ronan's Corby 25 Ruthless. Third in the 7-boat race was Stephanie Bourke's Sigma 33 Boojum.

Kevin Byrne's  Royal St. George Formula 28 Starlet was the IRC 3 winner from Frazer Meredith's Asterix. Third was Freddie Wood's Black Sheep.

In the One Design fleets, Colin Galavan's Carpe Diem was the winner of a three-boat SB20 fleet.

Full results across all DBSC classes below.

Published in DBSC
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Sixteen Flying Fifteens took to the water for the first July Thursday race of DBSC and needed a second attempt at starting to get the race underway. Race Officer John McNeilly set a simple “triangle – sausage course” using Bulloch, Island and Pier, with the “sausage” being between Pier and Island. There was then a short upwind leg from Pier to the finish. Despite John’s warning of the consequences of an ebbing tide a General Recall was signalled for the first start and thereafter the fleet got underway under a “U” Flag. It is only on review of the results for this report that I see that one boat fell foul of the “U” flag.

The wind was not in accordance with the forecast I use, coming from a SE direction, hence the use of Bulloch as the windward mark. With an ebbing tide all evening, the question was, “Where was the better wind”, which wasn’t in huge supply in the first place. The first beat had crews sitting on the windward deck but that was about as good as it got. At the pin end of the start that got away, we had two boats attempting a port-tack start. One was more successful than the other, Neil Colin & Margaret Casey (4028) clearing the entire fleet off the line. Ben Mulligan & Cormac Bradley (4081) didn’t quite achieve that and had to wend their way through the starboard tack boats to get clear air. Others at the pin end, coming from the committee boat end included Adrian Cooper & Joe McNamara (3896) and Ken Dumpleton & Joe Hickey (3955). These two would dominate the front end of the fleet for the whole night with Adrian & Joe McNamara leading the race around every mark bar the last one, when Ken & Joe took over that mantle.
Having worked their way to the inshore side of the course Colin and Mulligan found that others who had started off inshore were in slightly better shape. In this latter bunch we would find Gerry Ryan & crew (4045) Niall & Susan Coleman (4008), Niall Meagher & Nicki Matthews (3938) and Peter Murphy & Ciara Mulvey (3774). At the rounding of Bulloch the order was Cooper, Dumpleton, Ryan, Colin & Mulligan with Meagher, Coleman, Alistair Court & Conor O’Leary (3753) and Murphy & Mulvey breathing down Mulligan’s neck.

The long spinnaker leg to Pier saw the fleet spread across the course and initially those who went off to sea fared better, but further down the leg, having transitioned from inshore to offshore, Mulligan looked to have gained places, until breeze came in from the inshore side to see, Meagher, Court, Murphy (P) and Coleman squeeze him wide of the mark. Ahead of this group were Cooper, Dumpleton and Colin.
Mulligan stayed “out of step” from the rest of the fleet and worked the inshore side of the second beat to Island. At times it looked very good, but it didn’t last long enough and with the ebbing tide taking him up to the mark, an easing of sheets marked the final approach to Island. With the fading breeze, the leg to Pier seemed even longer than the first time and the spread of the fleet was even more significant. Cooper and Dumpleton initially took as slightly offshore route which got progressively more offshore as the leg proceeded. At on stage they looked as though they were making a beeline for Clontarf. Between them and Mulligan on the inshore side of the run could be found – Colin, Coleman, Meagher, Murphy (P) with Court marginally further inshore. From this initial position there was a lot of changes with Colin and Coleman gybing to come inshore. Court went offshore and then came back, while Murphy (P) stayed out longer before he too came back inside. Meanwhile Cooper and Dumpleton were still ploughing an offshore furrow. All this in fading breeze.

Colin’s gybe brought him much closer to Mulligan and Coleman followed suit, with both sitting inshore of Mulligan. Slightly later Murphy was in the same position. Mulligan got one or two zephyrs that the others didn’t get and sailed away from them. By this stage we were in the final run in to Pier. Dumpleton had taken Cooper’s place at the head of the fleet and these two arrived at Pier before two Ruffians and two Shipmans that would impact on the rounding of Pier for Mulligan, Coleman, Colin, Murphy (P) and Court. The latter four boats found themselves inside a red-hulled Ruffian who seemed determine to give away the least amount of room possible. Mulligan sailed around the outside of both Ruffians, red-hulled and white-hulled, and a Shipman and holding onto spinnaker till the last possible moment squeezed through a gap that opened up behind the first Shipman. This was enough to get him away from Pier on port tack, in clear air. A subsequent tack to occupy the weather slot relative to Coleman on the starboard tack to the finish, allowed Mulligan to steal third place – an unlikely result give the way the race had gone earlier.

Dumpleton and Copper led the fleet home, in that order and behind Mulligan the finishers, in sequence, were Coleman, Murphy (P), Court and Colin.

Flying Fifteens DBSC, Thursday 7th July.
1. Ken Dumpleton & Joe Hickey 3995
2. Adrian Cooper & Joe McNamara 3896
3. Ben Mulligan & Cormac Bradley 4081
4. Niall & Susan Coleman 4008
5. Peter Murphy & Ciara Mulvey 3774

Flying Fifteens DBSC Overall.
1. Neil Colin & Margaret Casey (24)
2. Ben Mulligan & Cormac Bradley (45)
3. Keith Poole & Others (49.5)
4. David Mulvin & Ronan Beirne (59.5)
5. Ken Dumpleton & Joe Hickey (60)

In Hayling Island starting today (Friday), the UK Flying Fifteen fleet has their Nationals and there is Irish representation in the form of John Lavery & Alan Green (4083), David Mulvin & Ronan Beirne (4068) and I assume (but am not certain) Shane McCarthy (4085). The latter has just won the Irish GP14 Nationals as a run-up to the GP14 Worlds, scheduled for August in Skerries. We wish them all fair winds.

Published in Flying Fifteen

Nearshore site investigations are underway on Dublin Bay between the areas of Poolbeg and Dun Laoghaire as part of the Codling Wind Park Project.

According to the latest Dublin Port Notice to Mariners (downloadable below), works will be undertaken from the 13th of June 2022 for a period of approximately three weeks by the following craft;

  • Jack Up Barge OCM 80
  • Ocean Trojan Call Sign EI-EX6
  • Ocean Clipper Call Sign EI-WW5

 Vessels should not approach within 500m of the Jack-Up Barge and pass at minimum speed to reduce wash.Vessels should not approach within 500m of the Jack-Up Barge and pass at minimum speed to reduce wash. Download Notice to Mariners below

All craft will display the required lights, shapes and maintain a listening watch on VHF Channel 16 and VHF Channel 12 whilst within the Dublin Port Jurisdiction. Mariners are reminded of their responsibilities under the International Collision Regulations in relation to the activities of vessels restricted in their ability to manoeuvre and engaged in underwater operations.

Vessels should not approach within 500m of the Jack-Up Barge and pass at minimum speed to reduce wash.

VTS will keep all vessels updated and advise of any relevant information on VHF Channel 12.

Published in Dublin Bay

The Lord Mayor of Dublin, Alison Gilliland, took to the waters of Dublin Bay to take part in the annual ‘Casting of the Spear’ ceremony, the first time the tradition has been observed since before the pandemic.

The ‘Casting of the Spear’ is a tradition dating back 531 years for the incumbent Lord Mayor, who becomes Honorary Admiral of Dublin Port. The title of Honorary Admiral of Dublin Port has been bestowed on the Lord Mayor of Dublin for over 20 years.

Historical records show that the maritime tradition of the Casting the Spear dates back to 1488 when Thomas Mayler, who was then Lord Mayor of Dublin, rode out on horseback and cast a spear as far as he could into the sea – this was to mark the city’s boundaries eastwards. Centuries later, the re-enactment ceremony reminds us of Dublin’s role as a port city in medieval times and highlights Dublin Port’s remarkable history since its establishment as a trading post some 1,200 years ago.

Lord Mayor of Dublin Alison Gilliland said: ''I am absolutely thrilled to have had the honour of Casting of the Spear and marking the eastern boundary of our City. I feel privileged being the Honorary Admiral of the Port for the duration of my term of office.

This ancient tradition of marking the City's maritime boundary with a spear has always fascinated me. It also highlights the strategic economic importance of Dublin Port to our City and indeed our country and how it has grown and developed over the centuries.''

Dublin Port CEO Eamonn O’Reilly commented at the ceremony: “I would like to thank Lord Mayor Gilliland for her participation in this year’s annual Casting of the Spear ceremony as we celebrate our heritage as a port city. It is heartening to be able to return to these time-honoured traditions after the disruption of the last few years. Looking back, now more than 530 years, it is extraordinary to think that our city’s boundaries were established by Thomas Mayler’s spear in the waters of medieval Dublin. Today’s re-enactment symbolises Dublin Port’s continued commitment to preserving an understanding of the history that binds the port and the city together.”

Published in River Liffey

Tim Goodbody's J109 White Mischief from the RIYC took his third win in the eight boat Cruisers One IRC race of tonight's AIB Dublin Bay Sailing Club (DBSC) Thursday night series.

Overall, after seven races sailed and with five to count, Goodbody leads clubmate Andrew Craig in the sistership Chimaera by three points. 

Third overall is the A35 Gringo sailed by Tony Fox of the National Yacht Club.

A medium westerly breeze saw a strong DBSC fleet turnout for the second June cruiser races on the Bay.

See full DBSC individual and overall results in all classes below. 

Three live Dublin Bay webcams featuring some DBSC race course areas are here

Published in DBSC
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Leslie Parnell's First 34.7 Black Velvet of the RIYC took another win in tonight's sixth race of the AIB Dublin Bay Sailing Club (DBSC) Thursday night series.

The win puts Parnell into a four-point lead overall in a 13-boat Cruisers Two IRC division.

Rain showers dark clouds and light northwesterly breeze did nothing to dampen a fine DBSC fleet turnout for the first June cruiser races on Dublin Bay.

See full DBSC individual and overall results in all classes below. 

Three live Dublin Bay webcams featuring some DBSC race course areas are here

Published in DBSC
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John Hall's J/109 Something Else from the National Yacht Club was the winner of the Cruisers One IRC Race six in DBSC's AIB Summer Series on Saturday.

It was a busy day on Dublin Bay for Race Officer Barry McNeaney, who started the ISORA fleet on the cross-channel race to Holyhead at 8 am in light westerly wind and then started the DBSC cruiser fleets in light easterlies at 2 pm.

Hall beat Fintan Cairns' Mills 31 Raptor from the Royal Irish with Raptor's clubmates Tim and Richard Goodbody in the J/109 White Mischief third in the six boat fleet.

In the four boat Cruisers Zero division, Royal Irish yachts finished 1,2,3. Patrick Burke's First 40 Prima Forte beat Timothy Kane's Extreme 37 WOW in a one and a half hour race. Third was Paddy McSwiney's X-35 D-Tox.

There was Sigma 33 success for Royal St. George's Richard Lovegrove sailing Rupert who beat James McCann's Mustang 30 Peridot in a one hour race. Third was overall class leader Lindsay J. Casey's J122 Windjammer from the RStGYC.

Kevin Byrne's Formula 28 Starlet was the winner of IRC Three from Myles Kelly Senator Maranda. The overall series leader Edward Melvin in Ceol na Mara was third.

In the one design B211 class, the overall series leader Jimmy Fischer of Royal St. George Yacht Club took another win to give him four victories from five races sailed. Second was Pat Shannon's RIYC Beeswing from club mate Jacqueline McStay's Small Wonder.

After 11 races sailed, overall Ruffian 23 leader David Meeke in Alias placed second yesterday in a seven boat fleet. The race was won by DMYC's Michael Cutliffe in Ruffles. Third was Ann Kirwan in Bandit. 

See full DBSC individual and overall results in all classes below. Three live Dublin Bay webcams featuring some DBSC race course areas are here

Published in DBSC
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Tony Fox's Archambault 35 Gringo from the National Yacht Club took a well-earned win in tonight's windy fifth race of the AIB Dublin Bay Sailing Club (DBSC) Thursday night series.

The win puts Fox into third overall in a 14-boat Cruisers One IRC division.

Second tonight was Tim and Richard Goodbody's RIYC J109 'White Mischief' which maintains her overall lead after five races on seven points. 

Tim Goodbdody’s 80th birthday was celebrated on the water when the Race Officer sang happy birthday over the VHF with other competitors joining in the impromptu sing-along.

Andrew Craig's RIYC J/109 Chimaera finished in third place tonight and is second overall on nine points. 

Flat seas with strong westerlies up to 20-knots made for some excellent racing. 

On the eve of Saturday's ISORA cross channel race in which Paul O'Higgins is competing, his JPK 10.80 Rockabill VI crew produced yet another race win to lead DBSC Zeros overall after five races with five straight wins. 

Patrick Burke's First 40.7, Prima Forte was originally recorded as second but, in fact, Chris Power Smith's J122 Aurelia (who is also on the ISORA line on Saturday) took second after a result input error was corrected. Prima Forte finished third and stays second overall on 11 points.

Third overall is Rodney and Keith Martin's 44.7 Lively Lady on 14 points.

In IRC 2, a win for Leslie Parnell's First 34.7 Black Velvet puts him on top overall and ahead of Lindsay Casey's J97 Windjammer from the Royal St. George Yacht Club that finished second in tonight's ten boat race. After finishing fourth in tonight's blustery conditions, Richard Lovegrove's Sigma 33 Rupert lies third overall. 

The DBSC Cruiser division Race Officer was Eddie Totterdell.

See full DBSC individual and overall results in all classes below. Three live Dublin Bay webcams featuring some DBSC race course areas are here

27th May 2022: This article was updated after a results input error was corrected

Published in DBSC
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For all you need on the Marine Environment - covering the latest news and updates on marine science and wildlife, weather and climate, power from the sea and Ireland's coastal regions and communities - the place to be is Afloat.ie.

Coastal Notes

The Coastal Notes category covers a broad range of stories, events and developments that have an impact on Ireland's coastal regions and communities, whose lives and livelihoods are directly linked with the sea and Ireland's coastal waters.

Topics covered in Coastal Notes can be as varied as the rare finding of sea-life creatures, an historic shipwreck with secrets to tell, or even a trawler's net caught hauling much more than just fish.

Other angles focusing the attention of Coastal Notes are Ireland's maritime museums, which are of national importance to maintaining access and knowledge of our nautical heritage, and those who harvest the sea using small boats based in harbours where infrastructure and safety pose an issue, plying their trade along the rugged wild western seaboard.

Coastal Notes tells the stories that are arguably as varied as the environment they come from, and which shape people's interaction with the natural world and our relationship with the sea.

Marine Wildlife

One of the greatest memories of any day spent boating around the Irish coast is an encounter with Marine Wildlife. It's a thrill for young and old to witness seabirds, seals, dolphins and whales right there in their own habitat. And as boaters fortunate enough to have experienced it will testify, even spotting a distant dorsal fin can be the highlight of any day afloat. Was that a porpoise? Was it a whale? No matter how brief the glimpse, it's a privilege to share the seas with Irish marine wildlife.

Thanks to our location in the North Atlantic, there appears to be no shortage of marine life to observe. From whales to dolphins, seals, sharks and other ocean animals, the Marine Wildlife category documents the most interesting accounts around our shores. And we're keen to receive your observations, your photos, links and video clips, too!

Also valuable is the unique perspective of all those who go afloat, from coastal sailing to sea angling to inshore kayaking to offshore yacht racing, as what they encounter can be of great importance to organisations such as the Irish Whale and Dolphin Group (IWDG). Thanks to their work we now know we share the seas with dozens of species who also call Ireland home. But as impressive as the list is, the experts believe there are still gaps in our knowledge. Next time you are out on the ocean waves, keep a sharp look out!

Weather

As an island in the North Atlantic, Ireland's fate is decided by Weather more so than many other European countries. When storm-force winds race across the Irish Sea, ferry and shipping services are cut off, disrupting our economy. When swollen waves crash on our shores, communities are flooded and fishermen brace for impact - both to their vessels and to their livelihoods.

Keeping abreast of the weather, therefore, is as important to leisure cruisers and fishing crews alike - for whom a small craft warning can mean the difference between life and death - as it is to the communities lining the coast, where timely weather alerts can help protect homes and lives.

Weather affects us all, and Afloat.ie will keep you informed on the hows and the whys.

Marine Science

Perhaps it's the work of the Irish research vessels RV Celtic Explorer and RV Celtic Voyager out in the Atlantic Ocean that best highlights the essential nature of Marine Science for the future growth of Ireland's emerging 'blue economy'.

From marine research to development and sustainable management, Ireland is developing a strong and well-deserved reputation as an emerging centre of excellence. Whether it's Wavebob ocean energy technology to aquaculture to weather buoys and oil exploration, the Marine Science category documents the work of Irish marine scientists and researchers and how they have secured prominent roles in many European and international marine science bodies.

Power From The Sea

The message from the experts is clear: offshore wind and wave energy is the future. And as Ireland looks towards the potential of the renewable energy sector, generating Power From The Sea will become a greater priority in the State's 'blue growth' strategy.

Developments and activities in existing and planned projects in the pipeline from the wind and wave renewables sector, and those of the energy exploration industry, point to the future of energy requirements for the whole world, not just in Ireland. And that's not to mention the supplementary industries that sea power projects can support in coastal communities.

Irish ports are already in a good position to capitalise on investments in offshore renewable energy services. And Power From The Sea can even be good for marine wildlife if done properly.

Aside from the green sector, our coastal waters also hold a wealth of oil and gas resources that numerous prospectors are hoping to exploit, even if people in coastal and island areas are as yet unsure of the potential benefits or pitfalls for their communities.

Changing Ocean Climate

Our ocean and climate are inextricably linked - the ocean plays a crucial role in the global climate system in a number of ways. These include absorbing excess heat from the atmosphere and absorbing 30 per cent of the carbon dioxide added to the atmosphere by human activity. But our marine ecosystems are coming under increasing pressure due to climate change.

The Marine Institute, with its national and international partners, works to observe and understand how our ocean is changing and analyses, models and projects the impacts of our changing oceans. Advice and forecasting projections of our changing oceans and climate are essential to create effective policies and management decisions to safeguard our ocean.

Dr Paul Connolly, CEO of the Marine Institute, said, “Our ocean is fundamental to life on earth and affects so many facets of our everyday activities. One of the greatest challenges we face as a society is that of our changing climate. The strong international collaborations that the Marine Institute has built up over decades facilitates a shared focusing on our changing ocean climate and developing new and enhanced ways of monitoring it and tracking changes over time.

“Our knowledge and services help us to observe these patterns of change and identify the steps to safeguard our marine ecosystems for future generations.”

The Marine Institute’s annual ocean climate research survey, which has been running since 2004, facilitates long term monitoring of the deep water environment to the west of Ireland. This repeat survey, which takes place on board RV Celtic Explorer, enables scientists to establish baseline oceanic conditions in Irish waters that can be used as a benchmark for future changes.

Scientists collect data on temperature, salinity, water currents, oxygen and carbon dioxide in the Atlantic Ocean. This high quality oceanographic data contributes to the Atlantic Ocean Observing System. Physical oceanographic data from the survey is submitted to the International Council for the Exploration of the Seas (ICES) and, in addition, the survey contributes to national research such as the VOCAB ocean acidification and biogeochemistry project, the ‘Clean Atlantic’ project on marine litter and the A4 marine climate change project.

Dr Caroline Cusack, who co-ordinates scientific activities on board the RV Celtic Explorer for the annual survey, said, “The generation of long-term series to monitor ocean climate is vital to allow us understand the likely impact of future changes in ocean climate on ecosystems and other marine resources.”

Other activities during the survey in 2019 included the deployment of oceanographic gliders, two Argo floats (Ireland’s contribution to EuroArgo) and four surface drifters (Interreg Atlantic Area Clean Atlantic project). The new Argo floats have the capacity to measure dissolved ocean and biogeochemical parameters from the ocean surface down to a depth of 2,000 metres continuously for up to four years, providing important information as to the health of our oceans.

During the 2019 survey, the RV Celtic Explorer retrieved a string of oceanographic sensors from the deep ocean at an adjacent subsurface moored station and deployed a replacement M6 weather buoy, as part of the Irish Marine Data Buoy Observation Network (IMDBON).

Funded by the Department of Agriculture, Food and the Marine, the IMDBON is managed by the Marine Institute in collaboration with Met Éireann and is designed to improve weather forecasts and safety at sea around Ireland. The data buoys have instruments which collect weather and ocean data including wind speed and direction, pressure, air and sea surface temperature and wave statistics. This data provides vital information for weather forecasts, shipping bulletins, gale and swell warnings as well as data for general public information and research.

“It is only in the last 20 years, meteorologists and climatologists have really began to understood the pivotal role the ocean plays in determining our climate and weather,” said Evelyn Cusack, Head of Forecasting at Met Éireann. “The real-time information provided by the Irish data buoy network is particularly important for our mariners and rescue services. The M6 data buoy in the Atlantic provides vital information on swell waves generated by Atlantic storms. Even though the weather and winds may be calm around our shores, there could be some very high swells coming in from Atlantic storms.”