Exyrias belissimusMud-reef Goby | Beautiful Goby
High rounded head profile, stout body with mottled brown colouring, and small white spots, faint light saddles on back, red spots and streaks on cheek and fins, and elongated rays on first dorsal fin. Found on sand/silt in sheltered or estuarine habitats.
Max Size: 15 cm
Sea Temperature Range: 22.4-31.3°C
Habitat Generalization Index: 2.53
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 (6.6% 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: Solitary (1 per transect)
Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Edit by: Joe Shields