Gobiodon citrinus (Rüppell, 1838)
Poison goby
photo by Herler, J.

Family:  Gobiidae (Gobies), subfamily: Gobiinae
Max. size:  6.6 cm TL (male/unsexed)
Environment:  reef-associated; marine; depth range 0 - 20 m
Distribution:  Indo-West Pacific: Red Sea south to Delagoa Bay, Mozambique and east to Samoa, north to southern Japan, south to the Great Barrier Reef.
Diagnosis:  Dorsal spines (total): 7-7; Dorsal soft rays (total): 9-11; Anal spines: 1-1; Anal soft rays: 9-9. Characterized by having variable body color from yellow to yellowish green or black; presence of pair of blue bars through eye, second pair across back of head; blue stripe along base of dorsal fin; upper pectoral base with small dark spot (Ref. 90102).
Biology:  Associated with colonies of broadly branched corals (Acropora spp.) (Ref. 35408); a coral-commensal species (Ref. 72446). Produces toxic mucus (Ref. 9360, 48637).Has been reared in captivity (Ref. 35408). Solitary or in pairs (Ref 90102). Feeds on small invertebrates and zooplanktons (Ref. 89972). Maximum depth from Ref. 027115.
IUCN Red List Status: Least Concern (LC); Date assessed: 28 June 2018 Ref. (130435)
Threat to humans:  other
Country info:   
 


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