Colony of individual polyps (hydranths) joined by root-like network of tubular stolons at the base. Colony shape is feather-like (pinnate). Colour: colonies variable in colour from greyish-brown to honey-brown. Up to 15 cm long.
This is one of the most spectacular and graceful hydroids in southern Australia. Their colonies grow throughout year, and become fertile spring to summer.
Oceanic reef in flowing current.
New Zealand and southern Australia.
Plankton or Particles
Generally not harmful but still able to sting bare skin.
Recorded in Australia
- DSE Advisory List : Not listed
- EPBC Act 1999 : Not listed
- IUCN Red List : Not listed