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Displaying items by tag: disease

#ebola – The Department of Transport, Tourism and Sport has been requested to publicise the attached (downloadable below as a word file) Health Service Executive letter regarding the submission of a Maritime Declaration of Health for ships docking at Irish ports, which have called at an Ebola EVD affected area or have crew/passengers that joined the vessel from such an area, or are suspected of having been in contact with the Ebola virus or an affected person within the past. 

Published in Marine Warning

#DolphinDeaths - Hundreds of bottlenose dolphins have died in strandings along the east coast of the United States this summer - and a measles-like virus could be to blame.

As The Irish Times reports, the National Oceanic and Atmospheric Administration (NOAA) is currently investigating the extraordinary die-off, which has been tentatively connected to morbillivirus, an immune system suppressor similar to the virus that causes human measles.

In numbers not seen since the late 1980s, as many as 333 dolphin carcasses have been found on the shoreline between New York and North Carolina, more than 10 times the average for this time of year.

Researchers from universities and marine institutes are concentrating on the Virginia coastline, where the majority of the dead cetaceans have been found, and believe they have identified evidence of morbillivirus in nearly all sampled carcasses.

Wired Science says scientists do not yet know what caused the outbreak, though they speculate that dolphins may simply have lost their natural immunity to the virus since the last attack.

And according to the NOAA's Teri Rowles: “At this point, there isn’t anything to stop the virus.”

As of yet there are no indications if the virus could migrate to dolphin populations on this side of the Atlantic, particularly in the designated cetacean sanctuary of Irish waters.

Wired Science has much more on the story HERE.

Published in Marine Wildlife

#Fishing - The Marine Institute is encouraging the agreement of a new code of practice for oyster fishing at Ballinakill Bay in Co Galway, which is set to lose its disease-free status.

Galway Bay FM reports that a single oyster out of 900 tested at the bay, near Letterfrack on the north-west coast of Connemara, tested positive for the Ostreid herpes virus two years ago as part of an EU-supported programme.

Though accounting for just 0.11% of the entire sample, the positive test is enough to strip the area of its clean status.

Senator Trevor O'Clochartaigh raised the issue in the Seanad last week, which prompted the Department of the Marine to confirm that the Marine Institute recommends a code of practice that would see the area's status eventually reinstated.

Published in Fishing

#MARINE WILDLIFE - Some 46 reports of stranded whales and dolphins in Northern Ireland are among the thousands recorded across the UK over the last six years, according to BBC News.

A new study co-ordinated by the Zoological Socoety of London (ZSL) shows that some 3,500 cetaceans were stranded on the British coastline between 2005 and 2010.

Though year-on-year figures have fallen overall, is presumed that many more strandings have gone undetected.

Many were found to have died of disease or starvation – particular harbour dolphins.

But human activity such as fishing, shipping and chemical pollution also poses a significant threat to marine wildlife in the waters around the British Isles, said Rob Deaville of the ZSL.

The public is being encouraged to report stranded marine mammals to help create a more accurate picture.

BBC News has more on the story HERE.

Published in Marine Wildlife
Experts in the United States are investigating the possibility of a disease outbeak as the number of dead seals found on New England beaches continues to grow.
The Gloucester Times in Massachusetts reports that some 128 harbour seals have been found deceased this year along the coastline from Massachusetts to Maine.
Initial results from post-mortems carried out on 10 harbour seals washed up in northern Massachusetts indicate no direct human involvement, and also ruled out physical attacks or effects of fishing.
All the dead seals are reportedly young and healthy, with enough body fat to rule out starvation.
"We have collected biological samples and are looking at potential biological toxins," said a spokesperson for the National Oceanic and Atmospheric Administration. "At this point we aren't ruling anything out."
It's believed that the marine wildlife casualties are unrelated to the recent discovery of seven dead seals in Donegal, due to the distance between the incidents and the difference in species.

Experts in the United States are investigating the possibility of a disease outbeak as the number of dead seals found on New England beaches continues to grow.

The Gloucester Times in Massachusetts reports that some 128 harbour seals have been found deceased this year along the coastline from Massachusetts to Maine.

Initial results from post-mortems carried out on 10 harbour seals washed up in northern Massachusetts indicate no direct human involvement, and also ruled out physical attacks or effects of fishing.

All the dead seals are reportedly young and healthy, with enough body fat to rule out starvation.

"We have collected biological samples and are looking at potential biological toxins," said a spokesperson for the National Oceanic and Atmospheric Administration. "At this point we aren't ruling anything out."

It's believed that the marine wildlife casualties are unrelated to the recent discovery of seven dead seals in Donegal, due to the distance between the incidents and the difference in species.

Published in Marine Wildlife

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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