Eubranchus misakiensis in California

May 25, 2002
From: Dave Behrens

Bill:
Here is a photo of the aeolid from San Francisco Bay that we have identified as Eubranchus misakiensis Baba, 1960 and considered to be another Japanese introduction (Behrens 1971) that has become permanently established. As in Japan, this species feeds exclusively on Obelia. The substrate in the attached photo is artificial. This specimen was one of hundreds observed over the years in central San Francico Bay since first mentioned to me back in 1970 by Joan Steinberg.

Reference:
• Behrens, D. W. 1971. Eubranchus misakiensis Baba 1960 (Nudibranchia: Eolidacea) in San Francisco Bay. The Veliger, 14(2): 214-215.

Dave Behrens

dave@seachallengers.com

Behrens, D., 2002 (May 25) Eubranchus misakiensis in California. [Message in] Sea Slug Forum. Australian Museum, Sydney. Available from http://www.seaslugforum.net/find/4863

Thanks Dave,
You sent this some time ago and I had been trying to get some photos of 'definitive' Japanese specimens to post simultaneously. But as the other meesages I am posting today suggest, defining a 'typical' E. misakiensis seems to be the problem.
Best wishes,
Bill Rudman.

Rudman, W.B., 2002 (May 25). Comment on Eubranchus misakiensis in California by Dave Behrens. [Message in] Sea Slug Forum. Australian Museum, Sydney. Available from http://www.seaslugforum.net/find/4863

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