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; reef-associated; depth range 2 - 5 m (Ref. 11890). Tropical; 32°N - 23°S
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 7.0 cm SL male/unsexed; (Ref. 7050)
soft rays: 8. Distinguished by having the following characteristics: dorsal-fin rays VI-I, 9; anal-fin rays II, 8; pectoral-fin rays 14; pelvic-fin rays I, 5; pored lateral-line scales 24; predorsal scales 7; circumpeduncular scales 12; total gill rakers 21-22, developed gill rakers 19-20; light brown body; two black stripes, one from snout to opercular margin through eye, and the second one on anterior portion of lateral line; blackish anterior part of first dorsal fin; base of caudal-fin with distinct black spot (Ref. 93839).
Indo-West Pacific: Zanzibar (Tanzania) eastward to Southeast Asia, and north to Amami-ôshima (Japan) southward to Taiwan, Palau, Philippines and New Guinea east to the Solomon Island and New Caledonia.
Found in brackish water at river mouths and among the mangroves. Also enters freshwater during low tide. Mouth brooding by males (Ref. 559).
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=0.01550 (0.00753 - 0.03191), b=3.11 (2.93 - 3.29), based on LWR estimates for this Subfamily-BS (Ref. 93245
Trophic Level (Ref. 69278
): 3.5 ±0.5 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .