Ctenogobius smaragdus (Valenciennes, 1837)
Emerald goby
Ctenogobius smaragdus
photo by Macieira, R.M.

 Family:  Gobiidae (Gobies), subfamily: Gobionellinae
 Max. size:  15 cm TL (male/unsexed)
 Environment:  demersal
 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:   (Ref. 96402)
 Threat to humans:  harmless
 Country info:   
 

 Entered by: Froese, Rainer - 01.05.91
 Modified by: Luna, Susan M. - 19.08.14
 Checked by: Torres, Armi G. - 28.08.94

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