Common names from other countries
Teleostei (teleosts) >
Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobionellinae
Etymology: Ctenogobius: Greek, kteis, ktenos = comb + Latin, gobius = gudgeon (Ref. 45335); phenacus: Name from Greek phenacus meaning a cheat or impostor; referring to the fish which is easily mistaken for darter goby..
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; brackish; demersal; depth range 0 - 2 m (Ref. 33570). Tropical
Distribution
Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri
Southwest Atlantic: Puerto Cabello, Venezuela, mouth of Corantijn River in Surinam, and mouths of Cayenne and the Mahury rivers in French Guiana.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 3.2 cm SL male/unsexed; (Ref. 33570)
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.
Facultative air-breathing in the genus (Ref. 126274)
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larvae
Pezold, F. and C.R. Gilbert, 1987. Two new species of the gobiid fish genus Gobionellus from the western Atlantic. Copeia 1987(1):169-175. (Ref. 33570)
IUCN Red List Status (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
Threat to humans
Harmless
Human uses
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Estimates based on models
Preferred temperature (Ref.
115969): 26.9 - 28.2, mean 27.5 (based on 119 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00442 - 0.02163), b=3.05 (2.86 - 3.24), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).