Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Opistognathidae
Etymology: Opistognathus: Greek, opisthe = behind + Greek, gnathos = jaw (Ref. 45335). More on authors: Jordan & Richardson.
Environment: milieu / climate zone / depth range / distribution range
Marine; reef-associated; depth range 2 - 40 m (Ref. 90102). Tropical
Western Central Pacific.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 28.0 cm TL male/unsexed; (Ref. 90102)
Morphology | Morphometrics
Mouthbrooders. Eggs which are clumped together in a sticky ball get incubated inside the parent's mouth (Ref. 40511).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Eggs which are clumped together in a sticky egg ball get incubated inside the parent's mouth (Ref. 40511).
Smith-Vaniz, W.F., 1999. Opistognathidae. Jawfishes. p. 2588-2589. In K.E. Carpenter and V.H. Niem (eds.) FAO species identification guide for fishery purposes. The living marine resources of the Western Central Pacific. Volume 4. Bony fishes part 2 (Mugilidae to Carangidae). FAO, Rome. (Ref. 40511)
IUCN Red List Status (Ref. 119314)
CITES (Ref. 115941)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Preferred temperature (Ref. 115969
): 28.1 - 29.1, mean 28.7 (based on 102 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00447 (0.00171 - 0.01168), b=3.12 (2.89 - 3.35), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.7 ±0.6 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
Vulnerability (Ref. 59153
): Low vulnerability (15 of 100) .