Actinopteri (ray-finned fishes) > Perciformes/Serranoidei
(Groupers) > Serranidae
(Sea basses: groupers and fairy basslets) > Anthiadinae
Etymology: Luzonichthys: Taken from Luzon, an island in Philippines + greek, ichthys = fish (Ref. 45335); williamsi: Named for J.T. Williams..
More on authors: Randall & McCosker.
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range 21 - 50 m (Ref. 86942). Tropical
Western Pacific: known only from the Loyalty Islands.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 4.2 cm SL (female)
Morphology | Morphometrics
soft rays: 9. Color when fresh: back with a narrow blackish stripe and a second following lateral line to middle of body then continuing to dorsal edge of caudal peduncle, the two separated by a narrow orange zone. Upper side of body dusky red, shading through lavender-pink to silvery white ventrally on head, thorax, and abdomen. Caudal fin red basally, the color continuing as a band in upper and lower part fo fin (Ref 8524).
Occurs over coral rubble (Ref. 8524). Minimum depth from Ref. 58018.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Randall, J.E. and J.E. McCosker, 1992. Revision of the fish genus Luzonichthys (Perciformes: Serranidae: Anthiinae), with descriptions of two new species. Indo-Pac. Fish. (21):21 p. (Ref. 8524)
IUCN Red List Status (Ref. 125652)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 24.8 - 26.3, mean 26.1 °C (based on 7 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5156 [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 BS (Ref. 93245
Trophic level (Ref. 69278
): 3.3 ±0.4 se; based on size and trophs of closest relatives
Resilience (Ref. 120179
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .
Climate Vulnerability (Ref. 125649
): (0 of 100) .