General Description

Colony of individual polyps (hydranths) joined by root-like network of tubular stolons at the base. Colony shape is tree-like or bushy (arborescent). Colour: colony silvery white. Up to 20 cm high.


This is one of the most spectacular and graceful hydroids in southern Australia. They occur in late winter to early summer, and are fertile in winter.


Southern Australia: New South Wales and Victoria.


Subtidal, in rocky reef habitats in areas of flowing current.

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