Overfishing will wipe out the breeding population of Atlantic bluefin tuna, one of the ocean

Sonar has been implicated in some strandings of whales and dolphins, but the mechanism by which acoustic pings might cause disorientation is uncertain.
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Karachi Fish Harbour Authority (KFHA) is planning to strictly implement the laws that effect ban on landing of small size fish and shrimps at the harbour to protect the marine animals against extinction.

Coimbatore

Water level plummets to 15 ft as against full capacity of 55 ft

About six thousand rare Irrawaddy dolphins, one of the world's rarest species of freshwater and previously unknown population, were found along Bangladesh coast with a great hope for the survival of the rare species, said a study carried out by the New York-based Wildlife Conservation Society (WCS).

Heavy metal (Pb, Cd, Cr, Ni ) concentration in water sediments and fish was analysed from Madivala lake in the month of June 2008. There was an appreciable increase in metal concentrations in going from the water to the sediment samples.The Heavy metal concentration, in water was in the order Pb > Cr > Cd > Ni , in sediments Pb > Cr > Cd > Ni.

The sea of northern Spain is shortly to be invaded - by robots.

Scientists are building a shoal of robot fish to be let loose in the port of Gijon to check on the quality of the water.

Modelled on carp and costing about

Something fishy is going on in northern Spain. The waters of the port of Gijon are shortly to be invaded

Restoration of lost water bodies that once served as natural sanctuaries for fish has become indispensable to protect indigenous fishes and maintain ecological balance and biodiversity.

This article analyzes the effects of the invasion of water hyacinth on fishing in Lake Victoria. The authors built two fairly standard Schaefer-type models that have one innovation: They allow the water hyacinth abundance to affect catchability.

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