Teleostei (teleosts) >
Blenniiformes (Blennies) >
Dactyloscopidae (Sand stargazers)
Etymology: Gillellus: Theodore Nicolas Gill (1837-1914) researcher of abyssal fishes and systematics (Ref. 45335).
Eponymy: Mrs Marion Grey née Griswold (1911–1964) studied at Wellesley College (1929–1931). [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; reef-associated. Tropical
Western Atlantic: northeastern Florida (USA), Bahamas, and Cuba to Brazil; doubtfully from Bermuda.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 9.0 cm TL male/unsexed; (Ref. 7251)
Inhabits patches of sand around coral reefs, seagrass beds, boulders and pilings. Avoids open beaches.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p. (Ref. 7251)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Fisheries: commercial; aquarium: commercial
Tools
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Internet sources
Estimates based on models
Preferred temperature (Ref.
123201): 26.4 - 28.2, mean 27.4 °C (based on 663 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 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 ±0.61 se; based on food items.
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
Nutrients (Ref.
124155): Calcium = 121 [59, 205] mg/100g; Iron = 0.704 [0.398, 1.214] mg/100g; Protein = 18.4 [17.3, 19.5] %; Omega3 = 0.116 [0.064, 0.207] g/100g; Selenium = 28.2 [11.5, 62.7] μg/100g; VitaminA = 184 [59, 590] μg/100g; Zinc = 1.86 [1.19, 2.68] mg/100g (wet weight);