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Harp seals depend on seasonal ice during the breeding season. Their populations may...
Atlantic Bluefin Tuna
Endangered Atlantic bluefin tuna are caught in the wild and fattened in pens for...
Changes in ocean chemistry destroy the shelled pteropods that this “naked sea...
Unlike most coral reefs, those of the Phoenix Islands are protected from pollution...
Branching Red Algae
Under the microscope, you can peer inside the cells of this filamentous red algae....
Harp Seal Pup at Sunset
A harp seal (Phoca groenlandica) pup rests on the ice at sunset in the Gulf of St....