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Web Date: November 10, 2015

Neurotoxin Scuttles Crab Season

Enviroment: Domoic acid contamination due to algal bloom caused by El Nino-warmed waters in Pacific
Department: Science & Technology
News Channels: Biological SCENE, Environmental SCENE
Keywords: crab, domoic acid, contamination, red tide

Officials have postponed the West Coast’s Dungeness crab season indefinitely, due to a massive contamination of the toxin domoic acid. The drastic event not only will disappoint fans of the delicacy, but also could cost the commercial crab fishing industry $60 million.

The potent neurotoxin, discovered only in recent decades, is produced by the marine alga Pseudo-nitzschia, which is eaten by shellfish and some small fish. Domoic acid becomes more concentrated, and more . . .

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Chemical & Engineering News
ISSN 0009-2347
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