By-the-wind Sailor

Velella velella

Summary 2

Velella is a monospecific genus of hydrozoa in the Porpitidae family. Its only known species is Velella velella, a cosmopolitan free-floating hydrozoa that lives on the surface of the open ocean. It is commonly known by the names sea raft, by-the-wind sailor, purple sail, little sail, or simply Velella.

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  1. (c) Maggie Wagner, some rights reserved (CC BY-NC), uploaded by Maggie Wagner
  2. (c) Wikipedia, some rights reserved (CC BY-SA),

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