Actinopteri (ray-finned fishes) > Eupercaria/misc
(Various families in series Eupercaria) > Lethrinidae
(Emperors or scavengers) > Lethrininae
Etymology: Lethrinus: Greek, lethrinia, a fish pertaining to genus Pagellus; ravus: From the Latin ravus meaning drab, greyish, or tawny brown, which are descriptive for this species (Ref. 50562). More on authors: Carpenter & Randall.
Environment: milieu / climate zone / depth range / distribution range
Marine; reef-associated; non-migratory; depth range 5 - 35 m (Ref. 50562). Tropical
Western Pacific: Ryukyu Islands to northeastern Australia and New Caledonia. Also northwestern Australia.
Size / Weight / Age
Maturity: Lm ?  range ? - 26 cm
Max length : 25.0 cm SL male/unsexed; (Ref. 50562)
Found on or near reefs (Ref. 50562). Solitary or in small groups (Ref. 90102).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Carpenter, K.E. and J.E. Randall, 2003. Lethrinus ravus, a new species of emperor fish (Perciformes: Lethrinidae) from the western Pacific and eastern Indian oceans. Zootaxa 240:1-8. (Ref. 50562)
IUCN Red List Status (Ref. 123251)
CITES (Ref. 123416)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 21.6 - 28.7, mean 26.7 °C (based on 68 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01318 (0.00750 - 0.02317), b=2.99 (2.84 - 3.14), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.6 ±0.5 se; based on size and trophs of closest relatives
Generation time: 1.8 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies.
Resilience (Ref. 120179
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low vulnerability (24 of 100) .
Nutrients (Ref. 124155
): Calcium = 75.7 [50.1, 122.7] mg/100g ; Iron = 1.08 [0.75, 1.61] mg/100g ; Protein = 20.4 [18.1, 22.3] % ; Omega3 = 0.154 [0.107, 0.223] g/100g ; Selenium = 43.7 [25.2, 68.8] μg/100g ; VitaminA = 25.2 [5.9, 145.0] μg/100g ; Zinc = 2.48 [1.76, 3.46] mg/100g (wet weight);