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Ovalentaria/misc (Various families in series Ovalentaria) >
Grammatidae (Basslets)
Etymology: Gramma: Greek, gramma, atos = signal, mark (Ref. 45335); brasiliensis: Named for the given distribution of this basslet; endemic to the Brazilian Province..
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino associati a barriera corallina; distribuzione batimetrica 3 - 22 m (Ref. 27309). Tropical; 8°S - 23°S
Southwest Atlantic: endemic to Brazil.
Size / Peso / Age
Maturity: Lm ? range ? - ? cm
Max length : 6.6 cm SL maschio/sesso non determinato; (Ref. 27309)
Found over coral and rocky bottoms, on the mainland coast and on coastal as well as oceanic islands. May be solitary or in groups of up to 4 individuals in small caves and under ledges, often swimming upside down, oriented to the ceiling. Feeds by picking at planktonic organisms in the water column; observed occasionally cleaning other fishes, including the pomacentrid Chromis multilineata and the haemulid Haemulon plumieri (Ref. 27309).
Life cycle and mating behavior
Maturities | Riproduzione | Spawnings | Egg(s) | Fecundities | Larve
Sazima, I., J.L. Gasparini and R.L. Mourra, 1998. Gramma brasiliensis, a new basslet from the western South Atlantic (Perciformes: Grammatidae). aqua, J. Ichthyol. Aquat. Biol. 3(1):39-43. (Ref. 27309)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Pesca: commerciale; Acquario: Commerciale
Strumenti
Special reports
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Estimates based on models
Preferred temperature (Ref.
123201): 24.7 - 27.3, mean 26.2 °C (based on 83 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5313 [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): 3.4 ±0.45 se; based on food items.
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
Nutrients (Ref.
124155): Calcium = 158 [78, 296] mg/100g; Iron = 0.885 [0.501, 1.565] mg/100g; Protein = 18 [17, 19] %; Omega3 = 0.1 [0.1, 0.2] g/100g; Selenium = 21.2 [9.1, 49.9] μg/100g; VitaminA = 327 [99, 1,095] μg/100g; Zinc = 2.24 [1.43, 3.33] mg/100g (wet weight);
