Thousands of tiny red crabs continue to wash up on California beaches
© Credit: KTLA
Thousands of dead or dying red crabs washed up onto the sand at Huntington Beach on June 15, 2015.
The crustaceans — Pleuroncodes planipes, known as red crabs, or tuna crabs — began appearing in great numbers last week. Out of the water, they become stranded and typically perish, leaving their bodies to decay on the beach.
The crabs were first reported in San Diego and then ventured up the coast, with thousands appearing as far north as Huntington Beach on Sunday. They were also reported in Newport Beach in January, according to the
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About 1 to 3 inches in length, the crabs look like small lobsters. They often appear in El Niño years, prompted to venture north by warmer Pacific Ocean currents.
The crabs travel in dense schools in the spring and sometimes wash ashore, the San Pedro-based Southern California Marine Institute's director told the .
They appeared in the late 1990s locally and then several years later in the Channel Islands, the reported.
"They often hang around with tuna, and tuna love to eat them," Charina Layman, education manager of La Jolla's Birch Aquarium, told KFMB. "We see this occur every few years, and right now the water is a little bit warmer off our coast."
A park ranger at Doheny State Beach said the water temperature on Sunday was 72 degrees.
Orange County lifeguards were asking people not to touch or take the crabs from marine protected areas, the reported.
Weekend beachgoers, meanwhile, were posting photos of the striking invasion to social media.
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