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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: Dolphins

A rare sight was caught on camera this past week with the birth of a bottlenose dolphin in Glandore Harbour.

Following reports on Monday (15 April) to the Irish Whale and Dolphin Group (IWDG) of a large gathering near Mizen Head of some 25 bottlenoses — a dolphin species not frequently seen off West Cork — a second similar-sized group was spotted two days later some 60km to the east at Glandore.

Local IWDG member Heather Mahmood flew her drone over the Glandore pod to capture some footage and images, and upon reviewing the results with her daughter Ruá on Thursday evening, the pair were surprised to discover what appeared to be a dolphin giving birth.

After sending the footage and images to the IWDG, sightings officer Pádraig Whooley came to the same conclusion.

“[It appeared] that it was indeed a female either giving birth or in the process of, as the appendage [seen protruding from the dolphin] looked very similar to a tiny, floppy tail fluke,” Whooley said.

“It is known that to maximise the chance of a successful birth, which can be a long process for all mammal species, cetacean calves are born tail-first. This is an adaptation to living in an aquatic environment, as it gives the new born the maximum breathing time inside the birth canal — that first breath being the critical one.”

Whooley referred to the IWDG’s resident experts on bottlenose dolphins, Simon Berrow and Mags Daly of the Shannon Dolphin Project, who were just as astounded.

“Neither of them have ever witnessed the birth of a bottlenose dolphin, despite being involved in monitoring the resident Shannon population now for over 30 years,” Whooley said.

“In fairness, how could they have, as this behaviour could really only be detected from an aerial perspective, which we now have at our disposal.”

The IWDG shared their findings with Cromarty-based Dr Barbara J Chaney, who studies the Scottish bottlenose population that overlaps with our own, “and her thoughts mirrored ours, that this footage was unique, both in a British and Irish context, as this event has never before been seen, let alone recorded,” Whooley added.

See the remarkable video on the IWDG website HERE.

Published in Marine Wildlife

Dun Laoghaire’s assistant harbour master was quick with the camera when a pod of dolphins paid a visit on Monday morning (8 January).

Dolphins like these are a common sight for boaters in Dublin Bay and beyond.

But it’s a rare treat for these marine wildlife to come so close to shore — and in this case there’s video evidence to prove it, care of RTÉ News.

One commenter on social media suggested the dolphins were in search of herring inshore, as The Sun reports.

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The Shannon Estuary’s resident population of bottlenose dolphins could be under threat from plans to transform the area into a green energy hub, a conservation group fears.

Plans revealed last month in the final report of the Shannon Estuary Economic Taskforce envisage the delivery of up to 30GW of power from offshore wind energy projects in the estuary by the year 2015.

But according to the Irish Examiner, the news has prompted concern from the Irish Whale and Dolphin Group (IWDG) for the status of the estuary’s protected and unique dolphins.

Marine wildlife such as dolphins are especially sensitive to noise from human activity, such as that which would be involved in the construction and maintenance of offshore wind farms and other green energy infrastructure.

“We are lucky to have these dolphins, they are unique and it would be a tragedy if they were not there anymore in 30 years,” said the IWDG’s Dr Simon Berrow — who added that he has yet to receive a response after reaching out to Taoiseach Leo Varadkar, Environment Minister Eamon Ryan and the taskforce.

The Irish Examiner has more on the story HERE.

Published in Marine Wildlife

Strangford Lough in East County Down is the largest sea lough in the British Isles, and last week the lough's bottlenose dolphins were joined by a Scottish visitor called Squiggle, previously known as Tyler from Moray Firth.

The dolphin with the white marking on its fin is Squiggle. It was last seen at Port Appin north of the Lynn of Lorne in Western Scotland on January 23rd.

The Irish Whale and Dolphin Group in Northern Ireland say that this information shows the power of Citizen Science recordings of coastal bottlenose dolphins to help track individual animals around the UK and Irish coasts. Citizen science is scientific research conducted with participation from the public.

Both top marine predators, bottlenose dolphins and harbour porpoises, are highly protected in Northern Ireland, so it is important not to approach these animals on the water or try to interfere with their natural behaviour.

More information here

Published in Marine Wildlife
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The Faroe Islands has announced it will limit its controversial dolphin unit to 500 for this year and next, as RTÉ News reports.

The decision comes after a Faroese governmental review prompted by a petition calling for a ban on the bloody hunt tradition that garnered 1.3 million signatures.

Almost 1,500 white-sided dolphins were killed in last year’s hunt, which employs a method known as “grindadráp” whereby boats surround cetaceans in a semi-circle to drive them into shallows where they are then beached and slaughtered with knives.

The traditional hunt has wide support in the Faroes, part of the Kingdom of Denmark and some 320km north of the Scottish mainland, where dolphins and pilot whales have fed communities for generations. Local leaders emphasised that the annual catch is “important supplement to the livelihoods of Faroe Islanders”.

RTÉ News has more on the story HERE.

Published in Marine Wildlife

Ahead of its broadcast this weekend, Newstalk previews A Sea of Sound, a new radio documentary that explores the impact of noise pollution on marine wildlife.

Marine mammals such as dolphins and whales effectively ‘see’ through sound in the water. “So to understand the life they lead, as the Irish Whale and Dolphin Group’s Simon Berrow says, we need to “think acoustically”.

Producer John Higgins spoke to Berrow and other environmental stakeholders for the documentary, which also features some of the remarkable sounds of whales and dolphins communicating beneath the waves — and explores the sounds that threaten them, from seismic surveys to military sonar and more.

A Sea of Sound will be broadcast on Newstalk this Sunday morning 27 March at 7am, with a repeat on Saturday 2 April at 9pm. It will also be available as a podcast.

Published in Marine Wildlife

A trio of dolphins who surrounded a swimmer rescued after hours at sea off the Kerry coast earlier this week have been identified as a group from Scottish waters more than 1,000km away.

As previously reported on Afloat.ie, the swimmer was recovered by Fenit RNLI north of the Dingle Peninsula after a 12-hour ordeal on Sunday evening when rescuers spotted dolphins circling around him.

It soon emerged that the casualty was well-known Northern Ireland entertainer Ruairí McSorley, who shot to fame in his school days as ‘Frostbit Boy’ when a video clip from a TV voxpop went viral online.

Already an incredible story, it took another astounding turn when the Irish Whale and Dolphin Group (IWDG) identified the so-called ‘Fenit 3’ dolphins that helped alert rescuers as belonging to a population from the Moray Firth in the north-east of Scotland.

But the IWDG says this is not an unprecedented occurrence, as they come from the same marine wildlife group as miracle dolphin Spirtle who spent the summer of 2019 off the South West Coast.

Published in Marine Wildlife
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Ballycastle Coastguard joined officials from Northern Ireland’s Department of Agriculture, Environment and Rural Affairs (DAERA) in responding to reports of dolphins being potentially harassed by personal water craft and other leisure vessels.

The teams launched on Sunday afternoon (25 July) to the waters off Ballycastle beach in north Co Antrim, where “a conversation was had with several PWC users and they were asked to return to Ballycastle Harbour”, a coastguard spokesperson said.

“At the harbour advice was given on the legal protection of these marine mammals, and how to legally operate in their presence.

“After the area was cleared of PWC and pleasure craft the dolphins were observed to swim freely west and re-aggregetae into their pod.”

The coastguard said noise from leisure vessels “causes distress to these social mammals as they cannot communicate acoustically with their pod”.

It also emphasises that a conviction for wildlife disturbance under the NI Wildlife Order comes with the potential of a heavy fine or even jail.

“These are also large animals and have the potential to capsize vessels or cause injury,” it added.

Published in Marine Wildlife
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A sea swimmer got “close enough to be a bit nervous” with a pod of dolphins off Myrtleville earlier this week.

Harry Casey tells the Irish Examiner about his once-in-a-lifetime experience of swimming out to greet the marine wildlife off the Co Cork beach on Tuesday (8 December).

“I didn’t think I’d get that close to be honest,” he says. “I think maybe they were a bit curious and came over to suss me out.”

Harry’s friend Derek McGreevy, who was on hand to photograph the meeting, also snapped the remarkable image of a ‘feeding frenzy’ in outer Cork Harbour this week.

As previously reported on Afloat.ie, as many as 60 dolphins have been drawn to the area following shoals of warm-water anchovies and sprat, which have also been temping enormous fin whales inshore.

The Irish Examiner has more on the story HERE.

Published in Marine Wildlife
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Marine scientists have published landmark advice to the European Commission for urgent action to protect dolphins and porpoise in European waters.

According to EU Reporter, the International Council for the Exploration of the Sea (ICES) is advocating for ‘emergency measures’ to prevent bycatch of these vulnerable marine wildlife amid fishing activity in the Bay of Biscay and Baltic Sea.

ICES also insists that such measures, including the closure of some fisheries, would have to be instituted over the long term to ensure the future survival of the species under threat.

The move comes after a network of NGOs, which included the Irish Whale and Dolphin Group, last year called on the Commission to take action against 15 EU member states for failing in their cities to protect cetaceans from bycatch in the North East Atlantic.

EU Reporter has much more on the story HERE.

Published in Marine Wildlife
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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.”