Environment: milieu / climate zone / depth range / distribution range
Marine; reef-associated; depth range 1 - 300 m (Ref. 127470). Tropical
Indo-West Pacific: Red Sea, Reunion, Madagascar, and South Africa; north to Japan, Taiwan, China, New Caledonia (including Chesterfield Islands), south to Australia;
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 17.0 cm TL male/unsexed; (Ref. 3131); common length : 12.0 cm SL male/unsexed; (Ref. 5978)
(total): 5 - 7;
soft rays: 9 - 11;
Vertebrae: 25 - 26. The species is distinguished from its congeners by the following characters: lateral-line scales 13 - 17; scale rows below lateral line 11-14, modally 11-12; three scale rows below lateral line 8; total gill rakers 16-20; small scales between fourth scale row below lateral line and abdominal scutes, its posterior tip not reaching second postpelvic scute; no teeth on vomer; mouth large, reaching vertical through posterior margin of eye (Ref. 127470).
Found in the sublittoral zone (Ref. 11230), under ledges and caves of rocky reefs (Ref. 9710). Forms schools (Ref. 6620). Adults are found between 20 and 200 m depth, juveniles occasionally in shallower water (Ref. 9650). Regularly displayed in public aquaria.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Su, Y., H.-C. Lin and H.-C. Ho, 2022. A new cryptic species of the pineapple fish genus Monocentris (Family Monocentridae) from the western Pacific Ocean, with redescription of M. japonica (Houttuyn, 1782). Zootaxa 5189(1):180-203. (Ref. 127470)
IUCN Red List Status (Ref. 126983)
Threat to humans
Fisheries: of no interest; aquarium: commercial
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 123201
): 15.9 - 28.2, mean 25.4 °C (based on 1404 cells).
Phylogenetic diversity index (Ref. 82804
= 0.6875 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01995 (0.00906 - 0.04395), b=3.01 (2.83 - 3.19), in cm total length, based on all LWR estimates for this BS (Ref. 93245
Trophic level (Ref. 69278
): 3.5 ±0.5 se; based on size and trophs of closest relatives
Resilience (Ref. 120179
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153
): Low vulnerability (10 of 100).
Nutrients (Ref. 124155
): Calcium = 44.2 [20.0, 179.6] mg/100g ; Iron = 0.52 [0.25, 1.12] mg/100g ; Protein = 17.7 [16.2, 19.1] % ; Omega3 = 0.146 [0.061, 0.366] g/100g ; Selenium = 35.9 [17.9, 77.7] μg/100g ; VitaminA = 121 [30, 508] μg/100g ; Zinc = 1.28 [0.81, 1.94] mg/100g (wet weight);