- A smaller squid, reach a total of one foot in length including their arms
- Iridescent coloration of milky white and purple spots; can change color in response to their environment
- Eight arms and two tentacles extending from the end of their bodies where their mouth is located
- Can release ink to escape a predator
- From southeastern Alaska to Baja California, Mexico
- Most abundant from Monterey Bay, California to Punta Eugenia, Baja California, Mexico
- Nearshore species
- From ocean surface to 2600 feet deep. Spend days at depth and come to surface at night to feed
- Adults come to sandy habitats to lay eggs
- Feed on krill, small crustaceans, small fish, and other squid
- Eaten by many fish, including salmon, lingcod, and rockfish
- Eaten by seabirds and marine mammals
- Market squid have a short life span, only 6-9 months, and the entire population replaces itself annually.
- They are heavily impacted by water temperature, with many less squid during El Niño events.
- The market squid fishery is one of the largest fisheries in the United States and the most financially valuable fishery in California.
Sources: NOAA Fisheries; fishchoice.com
Photo: David R Andrew
Are you a fourth through twelfth grade teacher and want your kids to learn more about market squid? Book a Squid Dissection Discovery Lab at Birch Aquarium!
You can also dissect one at SeaCamp (5th and 6th grade)!
Or anyone is welcome to help dissect one on a Full Moon Pier Walk!