The Essig Museum of Entomology is a world-class terrestrial arthropod collection with a historical focus on surveying the insect fauna of California. Today that focus has broadened to include the eastern Pacific Rim and the islands of the Pacific Basin.

The Essig Museum is part of a consortium of museums on the UC Berkeley campus, the Berkeley Natural History Museums.

The CalBug Project

The Essig Museum Is collaborating with eight other California Arthropod Collections to digitize the label data of over one million specimens. Click on the logo to read more.

Xtreme Bugs at the Lawrence Hall of Science!



The Essig Museum of Entomology has partnered with the Lawrence Hall of Science to help bring the amazing world of insects and arthropods to life. The exhibit will feature enormous animatronic creatures, microscope displays of butterfly and moth wings, parasites, and examples of current entomological research taking place on the Berkeley campus. The exhibit opens on February 1st and runs through September 1st.

Cal Day Success!

Cal Day 2014 took place on Saturday, April 12th. Nearly a thousand people came to view our special display drawers, check out the oddities from the Berkeley Natural History Museums, and see live insects in the VLSB courtyard. Thanks for joining us!

Want to learn more?

Please feel free to search our databases or find out a little bit about our research and products. We also have an especially rich museum history and have a number of special collections unique to the museum.


Interested in coming to see us?

Please join us for one of our events or arrange for a research visit.

Researchers: Apply for our Visiting Taxonomist Travel Grant! Click here to learn more.