Wednesday 6 March 2013

Russia's Fish Fight For Oxygen

Russia's Fish Fight For Oxygen In St. Fish cluster in Petersburg Ponds on ice hole, the laer of ice is then in which fishes struggling for air or oxygen. The long Russian winter was very touf for fishes. the ice layesr block oxygen that could be diffused into the water from the air, but it also impedes sunlight from reaching oxygen-generating plants and algae in the water....

See here some pictures...





 




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