Gonothecae at base of stems

Sertularia distans
(Dynamena distans)

Hydrozoa: Sertulariidae

On eelgrass, Newport Bay, Newport Beach, Orange County, CA. 02/24/2017. Collected by Tim Arehart. © Peter J. Bryant

Circumglobal in tropical, subtropical, and temperate waters

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Growing along both sides of eelgrass blade. Gonothecae at base of stems

Some hydrothecae with open tentacle crowns

Growing along eelgrass blade