Colony of individual polyps (hydranths) joined by root-like network of tubular stolons at the base. Colony shape is single stems. Colour: colony white, buff or yellow, eggs yellow to pink. Up to 1.5 cm high.
These hydroids are widespread in southern Australian seas although some are small and cryptic and therefore not easily seen. Their colonies grow throughout year.
On algae and invertebrates, common in sheltered oceanic waters and bays.
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