Shallow subtidal to intertidal specmens flattened and deep subtidal specimens large, irregular vase-shaped.
Surface is rough and often encrusted with filamentous algae and other invertebrates.
External colour in life white to light grey, and dark grey tinges when exposed to full illumination.
Uncommon, found in the intertidal and shallow subtidal regions of offshore islands along the east coast of the North Island, growing under ledges, in caves, and on the sides of canyon walls.
Tide zone | Intertidal, Subtidal |
---|---|
Habitat | Indents, Walls |
Location | East Coast Northern NI, West Coast Southern SI |
Occurence | Uncommon |
Substrate | Hard Rock |