Common names from other countries
Actinopteri (ray-finned fishes) > Ovalentaria/misc
(Various families in series Ovalentaria) > Plesiopidae
(Roundheads) > Acanthoclininae
Etymology: Acanthoplesiops: Greek, akantha = thorn + Greek, plesios = near + Greek, ops = similar (Ref. 45335). More on author: Schultz.
Environment: milieu / climate zone / depth range / distribution range
Marine; reef-associated; non-migratory; depth range 0 - 18 m (Ref. 37816), usually 1 - 5 m (Ref. 90102). Tropical; 35°N - 9°S
Western Pacific: Philippines, Moluccas, southern Japan, Izu Islands, and Marshall Islands.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 2.4 cm SL male/unsexed; (Ref. 48635)
Cryptic and rarely seen (Ref. 90102). Adults are found in shallow wave-washed seaward reefs; also in sheltered rubble reef slopes to at least 20 m depth (Ref. 48635). Eggs are guarded by the male parent (Ref. 205).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Eggs are guarded by the male parent (Ref. 205).
Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
IUCN Red List Status (Ref. 123251)
CITES (Ref. 123416)
Threat to humans
Fisheries: of no interest
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 24.6 - 29.3, mean 28.8 (based on 982 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00457 (0.00177 - 0.01179), b=3.11 (2.89 - 3.33), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.5 ±0.50 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 (10 of 100) .