Invertebrates
See our handy guide to critters found in local homes and our Central Coast Butterfly FAQ. Browse the insects and other terrestrial arthropods we’ve identified. Check out local marine invertebrates, particularly bivalve mollusks and intertidal organisms.
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- Recently Asked
“Hello,
We found these chitons students Shell Beach in Pismo Beach. It was low tide and we were exploring the tide pools.
They were on the underside of the rock.
While examin...”
Maria, Santa Barbara, CA - January 27, 2020
“We found this shell at Hendry's Beach this week. Can you identify it?”
Jay, Santa Barbara - January 11, 2020
“It's about the side of 9pt felt tip pen dot. It didn't seem to jump. It crawled onto an iPad in our house. It didn't quite look like a dust mite or bed bug. We thought maybe a plant mite?”
Tom, Oxnard, CA - September 2, 2019
“Is this a Polyphemus Moth? I discovered this amazing moth on my front door doormat at 8:00 AM on July 30, 2019. The light above this door was on the entire night. I determined it was alive while...”
Anne, Santa Barbara - August 26, 2019
“Is this a praying mantis? It has been on my screen door for over a week. Is this insect normally found here in Santa Barbara?
Thanks!”
Molly, Santa Barbara - Upper East - August 13, 2019
“We have had a severe problem with chiggers in our Cleveland School area yard for decades. Only recently have they been positively identified. For years we were told chiggers were not present in...”
Lauren, Upper Eastside - August 5, 2019
“Can you help me identify this caterpillar? We found it in Carpinteria.
Thanks!”
Ananda Mahto, Carpinteria - July 10, 2019
“We found this beetle in our yard tonight on our swing. We looked it up and could not find anything close to what it seems to be, that is in California. (Tile horned prionus?) Any ideas!? Our kid...”
Cari Thomas, Santa Barbara - July 3, 2019
“My daughter found this strange rock-like thing in our yard that seems to have snail-like shell shapes in it, all stuck together. It feels like some kind of calcium rocky thing. We've attached a...”
Jason Freidenfelds, Santa Barbara - June 29, 2019
“An Edhat poster sent in a photo of these egg casings. The hammock was outside and then stored for the winter, so it could be an indoor or outdoor egg-laying insect. Please i.d.
Than...”
Lisa Ann Kelly, Santa Barbara, CA - May 19, 2019
