Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Gobiidae
(Gobies) > Gobiinae
Etymology: Elacatinus: Greek, elakatines = fusiform fishes preserved in salt (Ref. 45335). More on authors: Böhlke & Robins.
Environment: milieu / climate zone / depth range / distribution range
Marine; reef-associated, usually 1 - 50 m (Ref. 27115). Tropical; 22°C - 27°C (Ref. 27115)
Western Central Atlantic: Puerto Rico and the Lesser Antilles to Curaçao and Venezuela.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 4.6 cm TL male/unsexed; (Ref. 13628)
Morphology | Morphometrics
soft rays: 10 - 12. Head and body with two black stripes, one middorsal and one lateral, the two separated by a narrow bright yellow stripe which commences on upper part of eye; all three stripes continuing into caudal fin (Ref. 13442).
Occurs in groups near coral heads (Ref. 9710). Picks external parasites found on other fishes (Ref. 13628). Monogamous (Ref. 52884).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Monogamous mating is observed as both obigate and social (Ref. 52884).
Cervigón, F., 1994. Los peces marinos de Venezuela. Volume 3. Fundación Científica Los Roques, Caracas,Venezuela. 295 p. (Ref. 13628)
IUCN Red List Status (Ref. 123251)
CITES (Ref. 118484)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 25.4 - 28.2, mean 27.7 °C (based on 168 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00603 (0.00271 - 0.01339), b=3.09 (2.91 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.4 ±0.3 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.).
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .