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Ireland has Most of World's Endangered Basking Sharks & Needs to Protect Them Legally - Open Letter by International Scientists on World Ocean Day

8th June 2021
Irish coastal waters are “one of the few places globally” where basking sharks “regularly and predictably occur on the surface close to shore
Irish coastal waters are “one of the few places globally” where basking sharks “regularly and predictably occur on the surface close to shore Credit: Nigel Motyer

A group of international scientists is marking world ocean day by calling for legal protection of the basking shark in Irish waters.

Ireland has a global responsibility to protect the world’s second-largest shark and fish – known as Liabhán chor gréine, or the “great fish of the sun” – the scientists state.

In an open letter appealing to the Government, the scientists explain that Irish coastal waters are “one of the few places globally” where basking sharks “regularly and predictably occur on the surface close to shore”.

“This surface swimming behaviour is the root of its deep cultural connections with western Irish coastal and island communities,” the scientists say.

The number of breeding individuals has been estimated at approximately 8,000-10,000 worldwide, most of which are in the north-east Atlantic.

The scientists believe section 23 of the Wildlife Act should be amended to protect the endangered species.

They explain that emerging scientific evidence indicates Irish territorial waters host a large proportion of the global population. Yet, Ireland is “one of the few remaining nations in the north-east Atlantic that have not provided domestic legal protection” for them.

“ While there is a moratorium on deliberately fishing for or landing the basking shark, significant challenges remain,” they state.

“ Current threats to the survival of these magnificent animals include harassment and disturbance, ship collisions, and entanglement,” they state.

Basking sharks were hunted by the Irish whaling industry in the early 18th century, including off Achill, Co Mayo where thousands of sharks were caught and processed for their liver oil until the 1970s.

“ It may be a surprise for some to hear that it was legal to fish for the basking shark in Irish waters until 2001 and not prohibited in all EU waters until 2006,” the scientists say.

“ Due to these unsustainable practices, the shark is now classified by the International Unio for the Conservation of Nature (IUCN) as endangered in the northeast Atlantic,” they state.

The basking shark was added to the Convention on Trade In Endangered Species (CITES) in 2003 and the Convention on Migratory Species (CMS) in 2005.

The scientists have initiated a petition to back their call. Social Democrat TD for Wicklow Dr Jennifer Whitmore has initiated a bill in the Dáil seeking to amend the Wildlife Act to protect the species.

Irish Basking Shark Group founding member Dr Emmett Johnston said “we are privileged to have such a wonderful animal frequenting our waters, which are some of the most important globally for this endangered species”.

“The scientific community have given their full support to list the basking shark under Section 23 of the Wildlife Act, now is the right time to protect them and their habitats”

Signatories include with Dr Johnston include fellow basking shark group founding member Dr Simon Berrow, Galway-Mayo Institute of Technology; Dr. Phillip Doherty, University of Exeter; Dr Kevin Flannery, Irish Elasmobranch Group; Pádraic Fogarty, Irish Wildlife Trust; Sarah Fowler, European Elasmobranch Group; Chelsea Grey, Dr Paul Mayo, Dr Donal Griffin, Alex McInturf, Heather Vance and Dr Natasha Phillips of the Irish Basking Shark Group; Jackie and Graham Hall, members of Manx Basking Shark Watch.

Also signatories are Dr Lauren Hartny-Mills, Hebridean Whale and Dolphin Trust; Ali Hood, Shark Trust UK; Dr Jonathan Houghton, Queens University Belfast; Dr Peter Klimley, University of California, USA; Heidi McIlvenny, Ulster Wildlife Trust; Dr Paul Mensink, Western University, Canada; Dr Nicholas L. Payne, Trinity College Dublin; Professor David Sims, Marine Biological Association of the UK; Padraig Whooley, Irish Whale and Dolphin Group; and Dr Matthew Witt of the University of Exeter.

Sign the petition here

Published in Sharks, Marine Wildlife
Lorna Siggins

About The Author

Lorna Siggins

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Lorna Siggins is a print and radio reporter, and a former Irish Times western correspondent. She is the author of Search and Rescue: True stories of Irish Air-Sea Rescues and the Loss of R116 (2022); Everest Callling (1994) on the first Irish Everest expedition; Mayday! Mayday! (2004); and Once Upon a Time in the West: the Corrib gas controversy (2010). She is also co-producer with Sarah Blake of the Doc on One "Miracle in Galway Bay" which recently won a Celtic Media Award

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Marine Wildlife Around Ireland 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. 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 the location of our beautiful little island, perched in the North Atlantic Ocean there appears to be no shortage of marine life to observe.

From whales to dolphins, seals, sharks and other ocean animals this page documents the most interesting accounts of marine wildlife around our shores. We're keen to receive your observations, your photos, links and youtube clips.

Boaters have a unique perspective and all those who go afloat, from inshore kayaking to offshore yacht racing that what they encounter can be of real value to specialist organisations such as the Irish Whale and Dolphin Group (IWDG) who compile a list of sightings and strandings. The IWDG knowledge base has increased over the past 21 years thanks in part at least to the observations of sailors, anglers, kayakers and boaters.

Thanks to the IWDG work we now know we share the seas with dozens of species who also call Ireland home. Here's the current list: Atlantic white-sided dolphin, beluga whale, blue whale, bottlenose dolphin, common dolphin, Cuvier's beaked whale, false killer whale, fin whale, Gervais' beaked whale, harbour porpoise, humpback whale, killer whale, minke whale, northern bottlenose whale, northern right whale, pilot whale, pygmy sperm whale, Risso's dolphin, sei whale, Sowerby's beaked whale, sperm whale, striped dolphin, True's beaked whale and white-beaked dolphin.

But as impressive as the species list is the IWDG believe there are still gaps in our knowledge. Next time you are out on the ocean waves keep a sharp look out!