Colony of individual polyps (hydranths) joined by root-like network of tubular stolons at the base. Colony shape is feather-like (pinnate). Colour: white. Up to 3 cm high.
These hydroids appear in late autumn through to summer.
On red seaweeds and invertebrates.
New Zealand and south-eastern 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