Actinopteri (ray-finned fishes) > Blenniiformes
(Blennies) > Dactyloscopidae
Etymology: Dactyloscopus: Greek, daktylos = finger + Greek, skopein = to look (Ref. 45335). More on author: Gill.
Environment: milieu / climate zone / depth range / distribution range
Marine; reef-associated; depth range 0 - 29 m (Ref. 27742). Tropical; 24°N - 24°S
Western Atlantic: ranges from the vicinity of Fort Pierce, southeastern Florida, to Ubatuba, State of Saõ Paolo, Brazil. The species is well represented in the Bahamas and Antilles, on western Caribbean shores from Quintana Roo, Mexico to Venezuela (Ref. 27742). Also in Bermuda, Gulf of Mexico, coasts of Central and South America to Brazil (Ref. 26938).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 9.0 cm TL male/unsexed; (Ref. 7251)
Mostly found in shallow surf. Burrows in soft sandy bottom, where it waits for prey, with only the eyes, nose and mouth protruding.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Dawson, C.E., 1982. Atlantic sand stargazers (Pisces: Dactyloscopidae), with description of one new genus and seven new species. Bull. Mar. Sci. 32(1):14-85. (Ref. 27742)
IUCN Red List Status (Ref. 123251)
CITES (Ref. 123416)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 26.5 - 28.2, mean 27.5 °C (based on 514 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5000 [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
): 4.4 ±0.7 se; based on size and trophs of closest relatives
Resilience (Ref. 120179
): High, minimum population doubling time less than 15 months ().
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .