Teleostei (teleosts) >
Tetraodontiformes (Puffers and filefishes) >
Monacanthidae (Filefishes)
Etymology: Monacanthus: Greek, monos = one + Greek, akantha = thorn (Ref. 45335).
Eponymy: George Tucker (1835–1908) was Archdeacon of Bermuda (the type locality) and was honoured “…for his devotion to biological science in the colony.” (Ref. 128868), visit book page.
More on author: Bean.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; reef-associated; depth range 2 - 50 m (Ref. 5217). Subtropical; 37°N - 10°N
Western Atlantic: North Carolina, USA and Bermuda to Antilles. Reported from northern South America (Ref. 5217).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 10.0 cm TL male/unsexed; (Ref. 9710)
Dorsal spines (total): 2; Dorsal soft rays (total): 32 - 37; Anal soft rays: 31 - 36. A small, slender filefish (body depth about 3 in SL) with a rather long, concave facial profile. Brownish gray with scattered small black spots (Ref. 26938).
Body shape (shape guide): short and / or deep.
Found over sandy and rocky bottoms (Ref. 5217). Drifts among gorgonians (Ref. 9710). Feeds on algae and invertebrates.
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 2025-1)
Threat to humans
Harmless
Human uses
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Estimates based on models
Preferred temperature (Ref.
123201): 23.5 - 28, mean 26.5 °C (based on 210 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02630 (0.01510 - 0.04582), b=3.08 (2.93 - 3.23), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 2.0 ±0.0 se; based on diet studies.
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).
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Nutrients (Ref.
124155): Calcium = 64 [25, 192] mg/100g; Iron = 0.981 [0.439, 2.537] mg/100g; Protein = 18.2 [15.9, 20.5] %; Omega3 = 0.168 [0.070, 0.362] g/100g; Selenium = 15.5 [5.9, 41.1] μg/100g; VitaminA = 38.4 [7.8, 191.9] μg/100g; Zinc = 1.4 [0.8, 2.5] mg/100g (wet weight);