分类 / Names
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Teleostei >
Eupercaria/misc (Various families in series Eupercaria) >
Lethrinidae (Emperors or scavengers) > Lethrininae
Etymology: Lethrinus: Greek, lethrinia, a fish pertaining to genus Pagellus.
More on author: Valenciennes.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 礁区鱼类; 非迁移的; 深度上下限 1 - 50 m (Ref. 2683). 熱帶; 20°N - 5°S
Eastern Central Atlantic: Senegal to Gabon; also Cape Verde, São Tome-Principe Islands, and Rolas Islands. There is little doubt that only a single species of Lethrinus exists in the tropical western Atlantic.
中東大西洋: 塞內加爾到加彭; 也維德角，聖多美-普林西比島的島與 Rolas 島。 很少有懷疑哪一只有一個 龍占魚科魚類 的種在熱帶的大西洋西部中存在。
Length at first maturity / 大小 / 重量 / 年龄
Maturity: Lm 22.8, range 21 - ? cm
Max length : 50.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 2295); common length : 30.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 2295)
背棘 (总数): 10; 背的软条 (总数): 9; 臀棘 3; 臀鳍软条: 8. The outer surface of the maxilla is smooth, without a knob or pronounced longitudinal ridge. Inner surface of the pectoral fin axil without scales. Overall color is olive green or brown and pinkish. The cheeks have a network of fine reticulations below the eye.
颚骨的外部表面是平滑的, 没有疖瘤或明显的纵向脊。 胸鳍叶腋的内面没有鳞片。 整体的色彩是橄榄绿色或褐色与略带桃色的。 颊部有一个细网眼眼睛下面的网络。
Found in shallow coastal waters (Ref. 2263). Feeds mainly on bottom-dwelling invertebrates. Marketed fresh (Ref. 171), smoked and dried salted (Ref. 2295). Abundant during the winter months (Ref. 2683).
发现于沿岸浅水区了。 (参考文献 2263) 主要吃底栖无脊椎动物。 在市场上销售生鲜地 (参考文献 171), 烟熏了与乾燥盐腌.(参考文献 2295) 丰富的在冬天期间数个月.(参考文献 2683)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
中東大西洋: 塞內加爾到加彭; 也維德角，聖多美-普林西比島的島與 Rolas 島。 很少有懷疑哪一只有一個 龍占魚科魚類 的種在熱帶的大西洋西部中存在。
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)
人类利用
渔业: 商业性
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参考文献养殖养殖信息品种遗传学Electrophoreses遗传率疾病加工NutrientsMass conversion
合作者照片Stamps, Coins Misc.声音神经毒速度泳型鳃区Otoliths脑重体重比眼睛色素
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Estimates based on models
Preferred temperature (Ref.
123201): 24.4 - 28, mean 26.6 °C (based on 60 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01514 (0.00934 - 0.02453), b=2.95 (2.82 - 3.08), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.5 ±0.46 se; based on food items.
回复力 (Ref.
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (Assuming tm=2).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).
Climate Vulnerability (Ref.
125649): High to very high vulnerability (74 of 100).
Nutrients (Ref.
124155): Calcium = 42.1 [30.4, 57.1] mg/100g; Iron = 0.808 [0.552, 1.119] mg/100g; Protein = 20.1 [17.5, 22.2] %; Omega3 = 0.123 [0.090, 0.164] g/100g; Selenium = 41.4 [23.3, 61.5] μg/100g; VitaminA = 31.9 [6.9, 162.8] μg/100g; Zinc = 2.21 [1.73, 2.75] mg/100g (wet weight);
