Category Archives: Invertebrates

Latest Information on California Crab Fishery Closures and Testing for Domoic Acid


Dungeness crab

Update – January 29, 2015  Crab testing was scheduled to occur on a weekly basis beginning Jan. 1, 2016, as domoic acid levels have declined. However, testing for domoic acid in Dungeness crab has been sporadic due to winter weather and storms preventing fishing vessels from going out of their respective ports to collect crab for testing. Continue reading

Update: California Crab Fishery Closures Continue

rock crab

2014 rock crab, Santa Barbara County


Update – 12/31/2015 Commercial and Recreational Rock Crab and Recreational Dungeness Crab Fisheries Open in Southern Portion of the State

Update – 12/18/2015  Results from the latest crab tests conducted by the California Department of Public Health (CDPH) continue to show that some areas in the Santa Barbara fishing grounds contain crab that exceed the alert level (greater than 30 parts per million) for the neurotoxin, domoic acid. At this time, the commercial and recreational fisheries for Dungeness crab and rock crab north of the Santa Barbara-Ventura county line remain closed, as well as state waters around Santa Cruz, Santa Rosa, and San Miguel islands in the northern Channel Islands archipelago.

This week, crab samples were collected between Santa Barbara and Crescent City. Continue reading

Reminder: California Crab Fishery Closures Continue

crab closure flyerUpdate – 12/1/2015  The California Department of Fish and Wildlife (CDFW) reminds all recreational crabbers and commercial Dungeness crab fishers that the California Dungeness crab fisheries remain closed due to continued high levels of the neurotoxin domoic acid, found in crab samples from California ports.

The rock crab commercial and recreational fisheries north of the Santa Barbara-Ventura county line also remain closed at this time.

Crab collected from various ports along the coast from Crescent City to Santa Barbara continue to test high for domoic acid. As a result, the California Department of Public Health has not yet determined that crab are safe to eat. Continue reading

California Crab Sampling Effort for Domoic Acid Testing Continues


Dungeness crab

Update – 11/17/2015  The California Department of Fish and Wildlife (CDFW) continues to coordinate with the California Department of Public Health (CDPH) and fishermen to collect another set of crab samples from all major ports in California to determine whether levels of the neurotoxin domoic acid in crabs is in decline. Continue reading

Creature Feature: Red Rock Crab

rock crabNote: In November, 2015 the recreational and commercial rock crab fisheries were closed due to high levels of domoic acid, a naturally occurring biotoxin, in crab viscera and meat. For the latest information about harmful algal blooms and any crab season closures, visit the CDFW website.

The red rock crab may be found statewide in shallow coastal areas and in bays, on rocky or reef-type habitat.  They  range from the intertidal zone to depths of 300 ft. or more. Continue reading