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Displaying items by tag: Tiger Sharks

Researchers from Trinity College Dublin are among a team of marine scientists that have used tiger sharks to discover the world’s largest seagrass ecosystem.

According to The Irish Times, the team attached cameras to the sharks who inhabit the enormous network of seagrass meadows in the Bahamas and help maintain its health by controlling numbers of grazing marine wildlife like turtles and manatees.

The video footage provided a never-before-seen look into an ecosystem that’s crucially important for carbon sequestration, among other things, while also helping the scientists to map the area which amounts to as much as 92,000 square kilometres.

The Bahamas have been known for an abundance of seagrass meadows but the full extent was not determined until now | Credit: Beneath the WavesThe Bahamas have been known for an abundance of seagrass meadows but the full extent was not determined until now | Credit: Beneath the Waves

“This is an exciting and important discovery for a range of reasons,” said Nicholas Payne, assistant professor in Trinity’s School of Natural Sciences and co-author of the research published in the journal Nature Communications.

“Here in Ireland, we have a huge coastal area that likely supports significant seagrass ecosystems,” he added.

The Irish Times has more on the story HERE.

Published in Marine Science

William M Nixon has been writing about sailing in Ireland and internationally for many years, with his work appearing in leading sailing publications on both sides of the Atlantic. He has been a regular sailing columnist for four decades with national newspapers in Dublin, and has had several sailing books published in Ireland, the UK, and the US. An active sailor, he has owned a number of boats ranging from a Mirror dinghy to a Contessa 35 cruiser-racer, and has been directly involved in building and campaigning two offshore racers. His cruising experience ranges from Iceland to Spain as well as the Caribbean and the Mediterranean, and he has raced three times in both the Fastnet and Round Ireland Races, in addition to sailing on two round Ireland records. A member for ten years of the Council of the Irish Yachting Association (now the Irish Sailing Association), he has been writing for, and at times editing, Ireland's national sailing magazine since its earliest version more than forty years ago