Goldman's goby (Istigobius goldmanni)

Scientific name: Istigobius goldmanni Bleeker, 1852

The Goldman's goby (Istigobius goldmanni) is a marine fish of the family Gobiidae. Native range: Western Pacific, Philippines to Fiji, north to Taiwan, south to northwestern Australia and southern Queensland. Recently recorded from Tonga.

Biology

Dorsal spines (total): 7; Dorsal soft rays (total): 10-11; Anal spines: 1; Anal soft rays: 9 - 10; Vertebrae: 26. Upper pectoral fin rays entire. Nape with as many as 30 dark spots. A prominent diagonal, black line from posterior part of upper jaw to operculum. 4 broad, dark bands on abdomen; 2nd dorsal fin with 3-4 rows of black spots; pectoral fin clear, base with 2 small dusky spots. Predorsal cycloid scales 7-9, trunk ctenoid. In male, anal fin when appressed reaching almost the caudal fin; appressed 2nd dorsal fin overlapping caudal. Anal and 2nd dorsal fins of female when appressed reaching to within a distance of 2-3 scales of caudal fin.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name: Istigobius goldmanni
Family: Gobiidae (Gobies)
Order: Perciformes (Perch-like fish)
Class: Actinopterygii (Ray-finned fishes)
Maximum length: 6.0
Depth range: 1–5 m (3–16 ft)
Environment: Marine; reef-associated; depth range 1 - 5 m
Climate: Tropical
Distribution: Western Pacific: Philippines to Fiji, north to Taiwan, south to northwestern Australia and southern Queensland. Recently recorded from Tonga.
Conservation status (IUCN): Not Evaluated
Threat to humans: Harmless
Uses: Aquarium: commercial
Resilience: High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)