Impostor goby (Ctenogobius phenacus)

Scientific name: Ctenogobius phenacus Pezold & Lasala, 1987

The Impostor goby (Ctenogobius phenacus) is a brackish-water fish of the family Gobiidae. Native range: Southwest Atlantic, Puerto Cabello, Venezuela, mouth of Corantijn River in Surinam, and mouths of Cayenne and the Mahury rivers in French Guiana.

Biology

Dorsal spines (total): 7; Dorsal soft rays (total): 11; Anal spines: 1; Anal soft rays: 12. Eyes not reduced. In both sexes, the large jaw reaching posteriorly from one-half the diameter of the orbit to the end margin of the orbit. Upper part of the sides of the trunk with shoulder patch of melanophores and diagonal bars forming a V pattern. Ocelli on body and head absent. Tail elongated.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Ctenogobius phenacus
Family
Gobiidae (Gobies)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
3.2
Depth range
0–2 m (0–7 ft)
Environment
Marine; brackish; demersal; depth range 0 - 2 m
Climate
Tropical
Distribution
Southwest Atlantic: Puerto Cabello, Venezuela, mouth of Corantijn River in Surinam, and mouths of Cayenne and the Mahury rivers in French Guiana.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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