The Los Angeles Times said most of the Humboldt squid weigh between 3 and 5 pounds, but some fishermen have been known to catch squid weighing as much as 25 pound in the past.
People first spotted the dark blobs on the surface of the water a few days ago, the reported.
The general manager of Dana Wharf Sportfishing, Donna Kalez, said the last run of squid was in September 2011.
The Times said most of the squid have been found 3 to 4 miles from Dana Point Harbor and 2 miles off the beach.
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