Actinopteri (ray-finned fishes) > Eupercaria/misc
(Various families in series Eupercaria) > Lutjanidae
(Snappers) > Apsilinae
Etymology: Paracaesio: Greek, para = the side of + Latin, caesium = bluish grey (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Marine; bathydemersal; depth range 200 - 320 m (Ref. 9821), usually 200 - 250 m (Ref. 82366). Deep-water; 0°C - ; 32°N - 22°S, 124°E - 177°W (Ref. 55)
Western Pacific: off the Ryukyu Islands to northeastern Australia and Samoa.
Length at first maturity / Size / Weight / Age
Maturity: Lm 40.0  range ? - ? cm
Max length : 50.0 cm SL male/unsexed; (Ref. 9821)
soft rays: 8. Eye large; snout short (shorter than eye diameter). Interorbital space slightly convex. Lower jaw protruding slightly. Scale rows on back parallel to lateral line. Pectoral fins long, reaching level of anus. Back and upper sides light brown, silvery on lower sides and belly; five brown vertical bars on the upper side; the fins are gray to whitish; the margin of the dorsal fin and most of the caudal fin yellow.
Adults are found on the continental shelf and continental slope (Ref. 75154).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Allen, G.R., 1985. FAO Species Catalogue. Vol. 6. Snappers of the world. An annotated and illustrated catalogue of lutjanid species known to date. FAO Fish. Synop. 125(6):208 p. Rome: FAO. (Ref. 55)
IUCN Red List Status (Ref. 124695)
Threat to humans
Fisheries: subsistence fisheries
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 18.3 - 21.1, mean 18.9 °C (based on 7 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.03388 (0.01552 - 0.07397), b=2.89 (2.69 - 3.09), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245
Trophic level (Ref. 69278
): 4.0 ±0.66 se; based on food items.
Resilience (Ref. 120179
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate to high vulnerability (51 of 100) .
Nutrients (Ref. 124155
): Calcium = 21.8 [10.0, 45.8] mg/100g ; Iron = 0.28 [0.15, 0.53] mg/100g ; Protein = 17.7 [15.6, 19.7] % ; Omega3 = 0.326 [0.161, 0.667] g/100g ; Selenium = 18.4 [7.9, 42.4] μg/100g ; VitaminA = 10.8 [2.3, 64.7] μg/100g ; Zinc = 0.361 [0.215, 0.580] mg/100g (wet weight);