分類 / Names
Common names from other countries
主要參考資料
大小 / 重量 / 年齡
Max length : 60.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 35388); common length : 50.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 30578); 最大體重: 2.9 kg (Ref. 104349); 最大年齡: 15 年 (Ref. 3944)
Length at first maturity
Lm 24.1, range 25 - 30 cm
環境
; 海洋; 淡水; 半鹹淡水 居於水底的; pH range: 7.5 - 8.2; 降海洄游 (Ref. 51243); 深度上下限 1 - 100 m (Ref. 35388)
氣候 / 範圍
5°C - 25°C (Ref. 13614), preferred 11°C (Ref. 107945); 72°N - 30°N, 32°W - 45°E (Ref. 54704)
分布
Eastern Atlantic: coastal and brackish waters of western Europe and from the White Sea to the Mediterranean and the Black Sea (Ref. 4705, Ref. 51442). Introduced into the USA and Canada accidentally through transport in ballast water (Ref. 1739). Asia: Iran (Ref. 39702).
國家 | FAO區域 | 生態系 | 發現紀錄 | 簡介
簡短描述
背棘 (總數): 0; 背的軟條 (總數): 53-62; 臀棘 0; 臀鰭軟條: 37 - 46. Flatfish, its disc width less than half its length (Ref. 3137). Small mouth (Ref. 3137, Ref. 51442). Eyes mostly (70%) on right side (Ref. 3137, 51442), 79% of dextrally oriented flounder (n = 1076) in Bos, 2000 (Ref. 57574). Rough skin, especially along the lateral line and the basis of the dorsal and anal fin (Ref. 3137). Lateral line straight, slightly rounded over pectorals (Ref. 3137). Green-olive colored (Ref. 51442), the bottom side white (Ref. 3137). Irregular reddish spots on the eye side (Ref. 35388).
人類使用
漁業: 商業性; 養殖: 實驗的; 游釣魚種: 是的
工具
特別的報告
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網路資源
Estimates of some properties based on models
Phylogenetic diversity index
PD50 = 0.7500 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)
營養階層
3.3 ±0.2 se; Based on diet studies.
回復力
中等的, 族群倍增時間最少 1.4 - 4.4年 (K=0.22-0.3; tm=2-5; tmax=15; Fec= 2 million)
瀕危性
Moderate vulnerability (42 of 100)
價格種類