| Family: |
Gobiidae (Gobies), subfamily: Sicydiinae |
| Max. size: |
4.5 cm SL (male/unsexed); 4.2 cm SL (female) |
| Environment: |
benthopelagic; freshwater; brackish; marine; depth range 0 - 5 m, amphidromous |
| Distribution: |
Asia: Japan, Philippines, and Indonesia (Ref. 7050) and China (Ref. 86585). Oceania: Papua New Guinea (Ref. 2847), Palau (Ref. 6371) Solomon Islands (Ref. 26726), New Caledonia and Vanuatu (Ref. 87781). |
| Diagnosis: |
Dorsal spines (total): 7-7; Dorsal soft rays (total): 9-9; Anal spines: 1-1; Anal soft rays: 9-9. Longitudinal scales 33-34; transverse scales 11-12; predorsal scales 2-6. Maxillary extends beyond midline of eye, upper jaw prominent; lips fleshy. Gill opening small, only from upper to lower margin of pectoral fin base. Head naked above behind eye. Scales on predorsal and behind pectoral cycloid; on other part of body ctenoid. Spines of 1st dorsal about equal (Ref. 43550). |
| Biology: |
Adults occur in rocky creeks (Ref. 2847). Also found in small, steep-gradient creeks, usually within 20 km of the sea (Ref. 2847). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 18 January 2019 Ref. (130435)
|
| Threat to humans: |
harmless |
| Country info: |
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