Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Apogonidae
(Cardinalfishes) > Apogoninae
Etymology: Apogon: Greek, a = without + Greek pogon = chin, beard (Ref. 45335). More on author: Bleeker.
Environment / Climate / Range
Marine; freshwater; brackish; demersal; amphidromous (Ref. 59012); depth range 0 - 2 m (Ref. 11890). Tropical
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 17.0 cm TL male/unsexed; (Ref. 7050)
soft rays: 8. Trunk rhombic, mid body below the 1st dorsal base high. Nape moderately concave, snout tip rounded. Maxillary reaching rear border of eye. A distinct black spot just in front of anal base about equal to eye diameter in width.
Countries | FAO areas | Ecosystems | Occurrences | Introductions | Faunafri
Asia and Oceania: Japan south to Indonesia and Papua New Guinea. Recorded from New Caledonia (Ref. 11889), and Micronesia (Ref. 59012).
Adults inhabit mangrove estuaries, tidal creeks and lower reaches of freshwater streams (Ref. 44894). Usually found in brackish water or freshwater of river mouths. Nocturnal (Ref. 7300), euryhaline species (Ref. 59012).
Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino, 1984. The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text).
IUCN Red List Status (Ref. 90363)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
CollaboratorsPicturesStamps, CoinsSoundsCiguateraSpeedSwim. typeGill areaOtolithsBrainsVision
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01238 (-0.10337 - 0.12813), b=3.22 (3.15 - 3.30), based on LWR estimates for species & family-BS (Ref. 93245
Trophic Level (Ref. 69278
): 3.6 ±0.6 se; Based on diet studies.
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low vulnerability (15 of 100) .