Goniocidaris tubaria, Port Stephens , NSW, Photo: Tom Davis
Distribution
Temperate Australasia
Description
Large, serrated primary spines, which are often eroded and covered by sessile invertebrates, and platelike secondary spines, which form a corona-like structure around the base of the primary spines. The similar Goniocidaris impressa has scrobicular spines which are club shaped, not pointed or flattened as in G. tubaria.
Information
Max Size: 6 cm
Sea Temperature Range: 9.1-23.9°C
Depth: 0-630m
Habitat: Rocky Reef, Soft sediment
Rarity
IUCN Threat Status: Not Evaluated
Occurrence: Frequent (20% of sites)
Occurrence describes how often the species is found on surveys within its distribution.
It is calculated as the % of reef sites surveyed by RLS divers across all the ecoregions in which the species has been observed
Abundance: Few (4 per transect)
Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Edit by: GJ Edgar. 2008. Australian Marine Life. New Holland, Sydney
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