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Displaying items by tag: PoolbegY&BC

The Friends of Glenua 2019/20 Winter Lectures, in aid of the RNLI, resumes on Thursday 16 January at the Poolbeg Yacht & Boat Club, Dublin.

An entry contribution of €5 is in aid of the RNLI and the subject of the lecture is: “Secrets of the Basking Shark-in search of a sea-monster”

The speaker is Emmett Johnston.

The basking shark is the second largest shark in the world, growing to almost 11 metres and weighing up to 4 tonnes. With huge gaping mouth and lethargic surface swimming behaviour, this giant creature is often seen in Irish waters during summer months.

Having a liver yielding up to 400 gallons of valuable oil, basking sharks were slaughtered in their thousands in Ireland for over a 200 years. Now they are little more than a curiosity for fishermen and sailor alike but mysteries abound. Where, for instance, do they go in winter?

In the last decade, Irish marine scientists have pioneered the hunt for solutions with new research methods and unthreatening technologies, such as pop-up electronic tags and satellites. They have uncovered new truths about one of the world’s most elusive creatures, a true oceanic citizen, an animal that carries no passport and respects no boundaries.

Emmett Johnston is an ecologist with the National Parks and Wildlife Service, and a co-founder of the Irish Basking Shark Study Group. Since 2009 he has led the development of basking shark centred research, conservation and community initiatives in Irish and International waters. He is also an active member of the Irish Whale and Dolphin Group.

In his lecture, Emmett will tell the story of Ireland’s long relationship with this iconic marine creature and how recent advances in marines science are helping marine ecologists to gain new insights into how animal behaviour studies can inform the conservation of our natural world.

Published in Sharks

Marine Science Perhaps it is the work of the Irish research vessel RV Celtic Explorer out in the Atlantic Ocean that best highlights the essential nature of marine research, development and sustainable management, through which Ireland is developing a strong and well-deserved reputation as an emerging centre of excellence. From Wavebob Ocean energy technology to aquaculture to weather buoys and oil exploration these pages document the work of Irish marine science and how Irish scientists have secured prominent roles in many European and international marine science bodies.

 

At A Glance – Ocean Facts

  • 71% of the earth’s surface is covered by the ocean
  • The ocean is responsible for the water cycle, which affects our weather
  • The ocean absorbs 30% of the carbon dioxide added to the atmosphere by human activity
  • The real map of Ireland has a seabed territory ten times the size of its land area
  • The ocean is the support system of our planet.
  • Over half of the oxygen we breathe was produced in the ocean
  • The global market for seaweed is valued at approximately €5.4 billion
  • · Coral reefs are among the oldest ecosystems in the world — at 230 million years
  • 1.9 million people live within 5km of the coast in Ireland
  • Ocean waters hold nearly 20 million tons of gold. If we could mine all of the gold from the ocean, we would have enough to give every person on earth 9lbs of the precious metal!
  • Aquaculture is the fastest growing food sector in the world – Ireland is ranked 7th largest aquaculture producer in the EU
  • The Atlantic Ocean is the second largest ocean in the world, covering 20% of the earth’s surface. Out of all the oceans, the Atlantic Ocean is the saltiest
  • The Pacific Ocean is the largest ocean in the world. It’s bigger than all the continents put together
  • Ireland is surrounded by some of the most productive fishing grounds in Europe, with Irish commercial fish landings worth around €200 million annually
  • 97% of the earth’s water is in the ocean
  • The ocean provides the greatest amount of the world’s protein consumed by humans
  • Plastic affects 700 species in the oceans from plankton to whales.
  • Only 10% of the oceans have been explored.
  • 8 million tonnes of plastic enter the ocean each year, equal to dumping a garbage truck of plastic into the ocean every minute.
  • 12 humans have walked on the moon but only 3 humans have been to the deepest part of the ocean.

(Ref: Marine Institute)

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