Domoic Acid and the Recreational Dungeness Crab Fishery: A brief history of monitoring and current recreational fishery information

Freshly cooked Dungeness Crab
photo by E. Roberts III

The California Department of Public Health’s biotoxin monitoring program began in 1927 in response to a massive poisoning event that occurred after people ate mussels containing high levels of paralytic shellfish poisoning toxin. Several deaths and over 100 illnesses were attributed to the event, according to the California Department of Public Health (CDPH).

Domoic acid, which causes amnesic shellfish poisoning, is another potentially deadly and naturally occurring toxin that may be produced after a “bloom” of a single-celled plant called Pseudo-nitzschia. Blooms of Pseudo-nitzschia do not always produce domoic acid, and there is currently no reliable way to predict where or when a bloom will produce the toxin. Continue reading

Red Abalone Fishery Management Plan Peer Review Report Webinar Set for October 12

abalone
Red abalone with telia anemone hitchhiker
CDFW photo by D. Stein

California Ocean Science Trust convened a peer review panel to evaluate the scientific merits of two proposed management strategies that have been developed to support the California Department of Fish and Wildlife in designing a recreational red abalone fishery management plan.

The final report prepared by the peer review panel is now available for review on the California Ocean Science Trust’s Recreational Red Abalone Peer Review web page.

Continue reading

Final 2017 Commercial Landings Reports Now Available

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Commercial gillnetter with a deck full of Pacific Herring.
CDFW photo

The Final California Commercial Landings report for 2017 has been posted to the California Department of Fish and Wildlife website. The report consists of summary tables that provide landings information by month, by port, and by area of California.

2017 commercial passenger fishing vessel (party/charter boat) landings have also been posted in summary table form. Continue reading

As Crab Season Ends, Time to Collect Gear

traps
Commercial crab traps
CDFW photo by C. Juhasz

With the end of the season less than a month away, the California Department of Fish and Wildlife (CDFW) reminds Dungeness crab fishermen that all gear must be removed from the water by the last day of the season. The commercial and recreational fishing seasons close south of the Sonoma/Mendocino county line on Saturday, June 30. North of the Sonoma/Mendocino county line the commercial season closes on Sunday, July 15, while the recreational season closes on Monday, July 30.

The reminder is part of an effort to clear coastal waters of Dungeness crab traps in a timely manner Continue reading

Marine Region’s 2017 Year in Review and By the Numbers Reports Now Available!

Year in Review reportWhich grows faster – male or female kelp bass? What did California Department of Fish and Wildlife (CDFW) Marine Region divers find last year during northern California red abalone surveys? Were any new state saltwater sport fishing records set in 2017? The answers to these questions and more can be found in the Marine Region 2017 Year in Review, now available on the CDFW Marine Region website!

The 22-page Review summarizes Marine Region activities in 2017, from abalone surveys to warty sea cucumber research. Of particular interest in 2017 were milestones in marine Continue reading