Northern Elephant Seal

Elephant Seals Contaminated with Mercury

Researchers at Ano Nuevo found the mercury level in the water during the molting season 17 times higher than what it is at other times of the year. That led them to look at where the mercury was coming from: the seals themselves. The molted skin takes with it some of the mercury that the seals have accumulated from the prey they eat in the ocean. Their blood and muscles have higher concentrations of mercury than would damage the nervous system of a human.

  Editor’s Note:  Another unusual rash of marine mammals have beached themselves requiring rescue operations  along the Pacific coastline.  Along the north coast of California, the Marine Mammal Center in Sausalito, reports 429 pinniped rescues as of early May 2014,… Read More ›

Raising Funds

Your Neptune 911 posts will be slack for the next 9 weeks.  I’m up to my ears in the final assembly of a non profit fundraiser for a marine environmental educational group, Friends of the Elephant Seal. Check out what… Read More ›