That has dire consequences not only for fishermen but for seabirds and rare waders too.
Today, the ice sheet provides habitat for many species of seabirds, seals and penguins.
The trust is calling for people in the Bailiwick to help search for injured seabirds.
Two brothers who disturbed a colony of Britain's rarest breeding seabirds have been sentenced.
BBC: Derwick and Leslie Ramsey sentenced for bird disturbing
The overall population of seabirds on the islands declined by 24% between 1983 and 2006.
The Farne Islands are home to about 80, 000 pairs of seabirds and a large grey seal colony.
Eagles soar overhead and humpback whales put in an appearance in summer, joining orcas, dolphins and seabirds.
Last month, an oil spill off the East Yorkshire coast affected dozens of seabirds, killing at least 15.
BBC: Hundreds of dead seabirds washed up on East Yorkshire coast
They are particularly notable for the large number and diversity of pelagic seabirds and penguins that nest there.
Aboard the ship you will attend lectures by Antarctic experts, see wildlife or adventure videos and watch for whales or seabirds.
Wildlife groups are lobbying the government to press for international action to stop chemicals being discharged which affect seabirds.
There are 126 bird species in total, including 40 seabirds of which five breed nowhere else in the world.
Wildlife ranging from seabirds and sea otters to whales and bald eagles were covered and killed by the oil.
The RAF has been accused of causing the deaths of large numbers of young seabirds off the Northumberland coast.
Non-fish groups include whales, dolphins, seabirds, squid, echinoderms, benthic crustaceans and small worms.
BBC: The model should aid future management of the North Sea
Krill (crustaceans resembling prawns) subsist on phytoplankton and are in turn eaten by fish, squid, jellyfish, seabirds, penguins, seals, whales and other animals.
Between 700, 000 and 1 million seabirds are killed each year by marine debris such as discarded fishing line and plastic bags.
The fish are also known to be food to seabirds, including common tern and gannet which have been seen from the bridge.
The pollutant has affected hundreds of seabirds washed up since last week.
Rats will be killed on two islands in the Isles of Scilly as part of a 25-year project to help protect seabirds.
Leslie Ramsey went ashore and disturbed the breeding seabirds, the court heard.
And seabirds drowning because of the fishing line wrapped around their wings.
The RAF has agreed to enforce a temporary no-fly zone over the Farne Islands, off Northumberland, to protect a colony of breeding seabirds.
The ship got caught on rocks on the Farne Islands, a sanctuary to seals and seabirds, about 3 miles (5km) from the mainland.
Up to 15 seabirds died and dozens more were found covered in oil after it was washed ashore by strong winds last week.
Efforts are continuing to discover the source of the pollutant, which has been found on hundreds of seabirds washed up since last week.
Scores of oil-covered seabirds have died since an Asian freighter collided with the bay bridge and dumped 58, 000 gallons of thick bunker fuel.
The research by the University of Liverpool found that the seabirds fed in nine areas earmarked for tidal, wind or wave power developments.
Last month dozens of dead seabirds, including puffins, were washed up along the County Durham coast, with experts blaming bad weather and a shortage of food.
The mineral oil substance found on seabirds off the south coast of Cornwall, Devon and Dorset has caused burning, a wildlife trust has said.
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