ÃÛÌÇÖ±²¥ Museum will remain closed from Monday, December 23 through Friday, January 10 for ÃÛÌÇÖ±²¥â€™s official winter holidays and planned construction activities nearby. 
The Museum will resume normal operating hours (10 AM-4 PM) on Saturday, January 11, 2025. Thank you!

Construction updates, accessibility, and parking information 

Databases & Research Tools

Our lab is developing an on-line identification system for the diatoms of southern California.

We are also collaborating with colleagues at  and , the , and other organizations across North America to develop an on-line identification system for diatoms of the United States.

We continue to work with colleagues at the  on the .