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Ctenogobius smaragdus (Valenciennes, 1837) Emerald goby |
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photo by
Macieira, R.M. |
Family: | Gobiidae (Gobies), subfamily: Gobionellinae | |||
Max. size: | 15 cm TL (male/unsexed) | |||
Environment: | demersal; freshwater; brackish; marine | |||
Distribution: | Western Atlantic: South Carolina, USA to at least Pernambuco, Brazil; absent in the West Indies except Cuba (Ref. 7251). | |||
Diagnosis: | Dorsal spines (total): 6-6; Dorsal soft rays (total): 11-11; Anal spines: 0-0; Anal soft rays: 12-12 | |||
Biology: | Adults inhabit shallow, muddy bottoms of the continental shelf, often in turbid waters. Usually found among algae. A euryhaline species (Ref. 13628), with salinity ranging from 0.0 to 42.9 ppt (Ref. 97140). Also Ref. 7251. | |||
IUCN Red List Status: | Least Concern (LC); Date assessed: 01 March 2010 Ref. (130435) | |||
Threat to humans: | harmless |