| Family: |
Gobiidae (Gobies), subfamily: Gobiinae |
| Max. size: |
1.74 cm SL (male/unsexed); 2.19 cm SL (female) |
| Environment: |
reef-associated; marine; depth range 8 - 30 m |
| Distribution: |
Western Pacific: Papua New Guinea. |
| Diagnosis: |
Dorsal spines (total): 7-7; Dorsal soft rays (total): 8-9; Anal spines: 1-1; Anal soft rays: 7-9. This species is distinguished from its congeners by the following set of characters: a dark band on lower body from snout, across the lower half of the eye back to the caudal-fin base ending in a semi-circle; larger specimens with pectoral-fin base having a reversed L-shaped row of small black dots; cephalic sensory pore system lacking the PITO and IT pores and the AITO pore enlarged; dorsal/anal fin-ray formula usually 9/9; pectoral-fin rays simple; spinous dorsal elongate or filamentous in both sexes; genital papilla nonfimbriate; in life ventral band jet black, and with purple upper half of body and top of head (Ref. 87726); characterized further by having ctenoid scales, none on head, nape and pectoral fin base; separated pelvic fins, thin membrane joins bases; depth of body 4.1-5.6 in SL (Ref. 90102). |
| Biology: |
Forms groups among branches of Acopora coral, inhabits sheltered reefs in 8-30 m (Ref 90102). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 29 June 2018 Ref. (130435)
|
| Threat to humans: |
harmless |
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