Actinopteri (ray-finned fishes) > Blenniiformes
(Blennies) > Dactyloscopidae
Etymology: Gillellus: Theodore Nicolas Gill (1837-1914) researcher of abyssal fishes and systematics (Ref. 45335). More on author: Gilbert.
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range 5 - 140 m (Ref. 37955), usually - m (Ref. ). Tropical; 0°C -
Eastern Central Pacific: Gulf of California to Colombia, including the Galapagos and other offshore islands.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 5.2 cm TL male/unsexed; (Ref. 11482)
Inhabits sandy bottoms (Ref. 11482). Feeds on small fishes and invertebrates (Ref. 11482). Minimum depth reported from Ref. 11482.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Allen, G.R. and D.R. Robertson, 1994. Fishes of the tropical eastern Pacific. University of Hawaii Press, Honolulu. 332 p. (Ref. 11482)
IUCN Red List Status (Ref. 124695)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 17.2 - 28.9, mean 24.6 °C (based on 126 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref. 93245
Trophic level (Ref. 69278
): 4.0 ±0.62 se; based on food items.
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .