Veteran diver and underwater photographer who has been practicing marine biology since 1974. David W. Behrens has become a household name for Nudibranch enthusiasts, having authored his Nudibranch Behavior, Pacific Coast Nudibranchs, and co-authored Coral Reef Animals of the Indo-Pacific, Eastern Pacific Nudibranchs, Diving and Snorkeling Honduras' Bay Islands and The Diving Guide - Cozumel, Cancun & the Riviera Maya. His scientific publications on this group of amazing animals numbers over 80, including descriptions of 30 nudibranch species new to science. He holds a master's degree from San Fransisco State University and is a Research Associate at the California Academy of Sciences. Dave and his wife Diana operate Sea Challengers Natural History Book, Etc., a marine life and natural history book publishing and distribution business in Gig Harbor, Washington.
 
Dave Behrens has authored or assisted in naming the following species:
Following species are named after Dave Behrens:
Dave Behrens has helped Nudi Pixel verifying identification of 468 specimens