Istigobius goldmanniGoldmanns Sandgoby | Goldmann's Goby
Temperate Australasia, Tropical Indo-Pacific
Light body with black/brown and white spots, row of paired black spots along body behind pectoral fin with white spots in between, not fused as in other Istigobius species, and thin black lines on head, through eye and on cheek. Found on sand patches near reefs.
Max Size: 6 cm
Sea Temperature Range: 19-31.3°C
Habitat Generalization Index: 4.11
Also referred to as the SGI (Species Generalisation Index), this describes the habitat niche breadth of the species. Species with values less than 15 are found in a relatively narrow range of reef habitat types (specialists), while those over 25 may be found on most hard substrates within their range (generalists). Learn more here.
Conservation and Rarity
IUCN Status: Not Evaluated
Occurrence: Infrequent (7.0% 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: Several (7 per transect)
Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Edit by: Joe Shields