Teleostei (teleosts) >
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
Ecology
Marine; reef-associated; depth range 3 - 22 m (Ref. 27309). Tropical; 8°S - 23°S
Southwest Atlantic: endemic to Brazil.
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 6.6 cm SL male/unsexed; (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
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
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: Version 2025-2)
Threat to humans
Harmless
Human uses
Fisheries: commercial; aquarium: commercial
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