cod

Mercury content - an organic compound that can cause brain damage and severe nervous system - has increased by 23% in cod and 27% in bluefin tuna caught in the Atlantic Ocean.

Pedro Granados, local emergency services director said:

Three new 'ghost' species are found at 7,500 meters deep in the seabed, in one of the deepest fissures in the Pacific.

A 71-year-old British fisherman is celebrating after catching the biggest cod ever.

Dan Richards, 38, went fishing on a kayak and caught cod weighing 13.5kg. He struggled for a while before putting it on the kayak, clamping between his legs to the shore.

A 1.5m-long cod, weighing 42kg, is recognized as the largest fish ever caught in European waters. Mr. Morten Hvam - passenger on a fishing trip off Soroya Island in Norway's sea

Antarctic fish species can freely travel in sea water below 0oC because their blood has anticoagulant glycoprotein.

There is a situation of using sludge in industrial zones to apply for green trees. This is considered dangerous because it is full of toxic substances.

Hundreds of white whales have gathered to the sea area near the Canadian island of Somerset to enjoy the cod and squid party together.

These creatures love the extreme cold in areas like Antarctica and Arctic.