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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).
More on author: Günther.
محیط زیست: محیط زیست / منطقه آب و هوایی / تغييرات عمق / محدوده توزیع
بوم شناسي
دريايي وابسته به آب سنگ; غير مهاجر; تغييرات عمق 15 - 50 m (Ref. 2295). Tropical; 35°N - 28°S, 105°E - 170°W
Western Pacific: including southern Japan, South China Sea, Australia, Coral Sea, New Caledonia, and Tonga. Recently reported from Norfolk Island (Ref. 8881).
اندازه / وزن / سن
بلوغ: Lm ?  range ? - ? cm
Max length : 45.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 2295); common length : 35.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 2295)
خارهاي باله پشتي (کل) : 10; شعاع نرم باله پشتي (کل) : 9 - 10; خارهاي باله مخرجي: 3; شعاع نرم باله مخرجي: 9 - 10.
Body shape (shape guide): fusiform / normal; Cross section: oval.
Occurs over sand and rubble areas adjacent to rock and coral reefs in lagoons and outer slopes (Ref. 9775, 90102). Feeds on bottom-dwelling gastropods. Also caught with bottom longlines and handlines (Ref. 9775). Marketed fresh.
چرخه زندگی و رفتار جفتگیری
بلوغ | تولید مثل | تخم ریزی | تخم ها | باروری | 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: Version 2025-2 (Global))
خطر برای انسان ها
Harmless
استفاده انسانی
ماهي گيري – شيلات: ارزش تحاري اندك
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
تخمینها بر اساس مدلها
شاخص تنوع فیلوژنتیکی (مرجع 82804) |
PD50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01862 (0.01059 - 0.03273), b=2.98 (2.83 - 3.13), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
سطح تروفیک (مرجع 69278) |
3.8 ±0.0 se; based on diet studies. |
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Generation time |
5.0 ( na - na) years. Estimated as median ln(3)/K based on 2 growth studies. |
جهندگی (مرجع 120179) |
متوسط, كمينه زمان لازم براي دو برابر شدن جمعيت 4/1 – 4/4 سال (K=0.22-0.24). |
آسیبپذیری ماهیگیری (Ref. 59153) |
Moderate vulnerability (40 of 100). 🛈 |
طبقه قيمت (Ref. 80766) |
High.
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مواد مغذی (Ref. 124155) |
Calcium = 34.4 [17.3, 63.5] mg/100g; Iron = 0.479 [0.264, 0.793] mg/100g; Protein = 19.6 [17.6, 21.6] %; Omega3 = 0.127 [0.074, 0.185] g/100g; Selenium = 32.5 [19.8, 56.2] μg/100g; VitaminA = 75.8 [23.9, 221.7] μg/100g; Zinc = 1.08 [0.78, 1.48] mg/100g (wet weight); |