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Psammogobius knysnaensis Smith, 1935 Knysna sandgoby |
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photo by
Koch, R.J. |
| Family: | Gobiidae (Gobies), subfamily: Gobiinae | |||
| Max. size: | 7.5 cm TL (male/unsexed) | |||
| Environment: | demersal; brackish | |||
| Distribution: | Southeast Atlantic and Western Indian Ocean: South Africa. | |||
| Diagnosis: | Dorsal spines (total): 7-7; Dorsal soft rays (total): 9-10; Anal spines: 1-1; Anal soft rays: 9-11. Body grey to brown in color, with white and brown spots on back; thin white bars on side; 3-6 elongate dark brown spots on midside; males with black spot on rear of 1st dorsal fin (Ref. 2798). | |||
| Biology: | An estuary sand dweller occurring in tidal parts of rivers (Ref. 4343). | |||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 20 June 2017 Ref. (130435) | |||
| Threat to humans: | harmless | |||