Teleostei (teleosts) >
Eupercaria/misc (Various families in series Eupercaria) >
Labridae (Wrasses)
Etymology: Pseudolabrus: Greek, pseudes = false + Greek, labrax = a fish, Dicentrarchus labrax (Ref. 45335); japonicus: Specific epithet refers to the country of origin of Houttuyn's type specimens.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; reef-associated. Tropical
Northwest Pacific: central Honshu to Okinawajima in Japan; South Korea, southern China, Taiwan, and Hong Kong.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 25.0 cm TL male/unsexed; (Ref. 559)
Retires under low rock ledges at night. Feeds mainly on small benthic organisms (small crustaceans, mollusks and polychaete worms, sponges, coral polyps). Hibernates in the sand in winter.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Pelagic spawner.
Russell, B.C., 1988. Revision of the labrid fish genus Pseudolabrus and allied genera. Rec. Aust. Mus. (Suppl. 9):1-72. (Ref. 26203)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Fisheries: commercial; aquarium: commercial
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Estimates based on models
Preferred temperature (Ref.
123201): 17.6 - 26.9, mean 22.8 °C (based on 267 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01995 (0.00926 - 0.04297), b=2.99 (2.79 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.1 ±0.35 se; based on food items.
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (15 of 100).