Teleostei (teleosts) >
Ovalentaria/misc (Various families in series Ovalentaria) >
Grammatidae (Basslets)
Etymology: Gramma: Greek, gramma, atos = signal, mark (Ref. 45335); dejongi: Named for Arie De Jong of De Jong Marinelife, who first recognized the new species and provided the type specimens.
Eponymy: Arie De Jong (d: 1954) is owner-operator of De Jong Marinelife, a marine aquarium-fish supplier based in the village of Spijk, The Netherlands. [...] (Ref. 128868), visit book page.
More on authors: Victor & Randall.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; reef-associated; depth range 5 - 30 m (Ref. 85755). Tropical
Distribution
Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri
Caribbean: Cuba.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 4.5 cm TL male/unsexed; (Ref. 85755)
Short description
Identification keys | Morphology | Morphometrics
Dorsal spines (total): 12; Dorsal soft rays (total): 10; Anal spines: 3; Anal soft rays: 10. Distinct with the following characters: D XII,10; A III,10; pectoral rays 15; upper jaw length 2.25-2.40 in HL; length of pelvic fin 0.91-1.06 in HL; shallow emarginate caudal fin; body golden yellow, except for magenta surrounding pelvic-fin insertion, along ventral isthmus, operculum, and branchiostegal membranes (usually with a separate tiny streak underlining posterior mandible) and rearward along ventral abdomen; pelvic fins are bright purple-magenta with a darker streak along length of second soft-ray; presence of magenta patch covering first 3-4 dorsal-fin spines (not extending onto body) and surrounding an oval black spot about pupil diameter on outer half of first 3 spinous membranes (Ref. 85755).
Found on walls, in shallow reef areas (Ref. 85755). Minimum depth at 5 m (B. Victor, pers. omm. 10/18).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Victor, B.C. and J.E. Randall, 2010. Gramma dejongi, a new basslet (Perciformes: Grammatidae) from Cuba, a sympatric sibling species of G. loreto. Zoological Studies 49(6):865-871. (Ref. 85755)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Human uses
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Estimates based on models
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): 3.2 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).