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Eupercaria/misc (Various families in series Eupercaria) >
Lethrinidae (Emperors or scavengers) > Monotaxinae
Etymology: Gymnocranius: Greek, gymnos = naked + Greek, kranion = skull (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي نزديك كف زي; غير مهاجر; تغييرات عمق 50 - 100 m (Ref. 2295). Tropical; 35°N - 25°S
Indo-West Pacific: east Africa and Seychelles to the Solomon Islands, north to southern Japan, south to northern Australia.
Size / Weight / سن
Maturity: Lm ?  range ? - ? cm
Max length : 35.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 2295); common length : 25.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 2295)
خارهاي باله پشتي (کل) : 10; شعاع نرم باله پشتي (کل) : 10; خارهاي باله مخرجي: 3; شعاع نرم باله مخرجي: 10.
Inhabits sandy or low-relief rocky bottoms (Ref. 11228). Feeds on bottom-living invertebrates. Marketed fresh (Ref. 9775). May be solitary or in small groups, on flat offshore trawling grounds, occasionally near shallow coral reefs (Ref. 90102).
Life cycle and mating behavior
Maturities | تولید مثل | Spawnings | Egg(s) | Fecundities | توزاد ( لارو)
Carpenter, K.E. and G.R. Allen, 1989. FAO Species Catalogue. Vol. 9. Emperor fishes and large-eye breams of the world (family Lethrinidae). An annotated and illustrated catalogue of lethrinid species known to date. FAO Fish. Synop. 125(9):118 p. Rome: FAO. (Ref. 2295)
وضعيت در فهرست قرمز IUCN (Ref. 130435)
خطر برای انسان ها
Harmless
استفاده انسانی
ماهي گيري – شيلات: ارزش تحاري اندك
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Preferred temperature (Ref.
123201): 23.2 - 28.2, mean 26.7 °C (based on 312 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01778 (0.00761 - 0.04154), b=2.97 (2.78 - 3.16), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.4 ±0.41 se; based on food items.
جهندگی (Ref.
120179): متوسط, كمينه زمان لازم براي دو برابر شدن جمعيت 4/1 – 4/4 سال (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (25 of 100).