Monday, December 06, 2004

Chinese Mitten Crab

According to this report, Chinese mitten crabs are recent marine invaders believed to have arrived via the ballast water of vessels from the Far East.

Chinese Mitten Crab
Chinese Mitten Crab

So far, they've established a sustained population in San Francisco Bay and recently were found in the St. Lawrence River. The crabs are a nuisance to fishermen because they foul their nets. They also promote erosion by burrowing into riverbanks.

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