Pyrosomes are pelagic, colonial tunicates that usually live in the upper layers of the open ocean in warm seas, but this one washed ashore at Laguna Beach, Orange County, CA. 8-1-12. © Peter J. Bryant

Pyrosome

Pyrosoma sp.

Tunicata: Pyrosomatidae

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Washed ashore at Laguna Beach, Orange County, CA. 8-1-12. © Peter J. Bryant

The cylindrical colony consists of hundreds to thousands of individuals, known as zooids. © Peter J. Bryant

The cylindrical colony consists of hundreds to thousands of individuals, known as zooids. © Peter J. Bryant

Detail showing individual zooids. © Peter J. Bryant

Detail showing individual zooids. © Peter J. Bryant


Individual zooid. © Peter J. Bryant