Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Acropomatidae
(Lanternbellies, temperate ocean-basses)
Etymology: Malakichthys: Greek, malakia = softness + Greek, ichthys = fish (Ref. 45335). More on author: Jordan, Hubbs.
Environment: milieu / climate zone / depth range / distribution range
Marine; pelagic-neritic; depth range ? - 200 m (Ref. 11230). Temperate
Northwest Pacific: southern Japan, the East China Sea and around Taiwan.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 15.0 cm TL male/unsexed; (Ref. 637)
(total): 9 - 10;
soft rays: 8 - 9;
Vertebrae: 10 - 15. This species has the following characters: chin with a pair of distinct spines; proximal-middle radial of first anal-fin pterygiophore slender with no hollow; well developed lateral wing; 13 (rarely 12) pectoral-fin rays; A III, 9 (rarely 8); longest anal-fin ray is shorter than half of base of anal fin; body depth 34-41% LS; lateral line scales 48-51; gill rakers 22-24 on lower arm (Ref. 76883). Body uniformly brownish-silver dorsally, white ventrally (Ref. 559).
Feeds on small crustaceans and fishes, among others (Ref. 559). Caught in depths of less than 150 m (Ref. 637).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
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). (Ref. 559)
IUCN Red List Status (Ref. 115185)
CITES (Ref. 115941)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Preferred temperature (Ref. 115969
): 11.9 - 22.2, mean 18.5 (based on 126 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5078 [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
): 4.0 ±0.66 se; Based on food items.
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low vulnerability (22 of 100) .