Merluccius polli, Benguela hake : fisheries

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Merluccius polli Cadenat, 1950

Benguela hake
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Merluccius polli   AquaMaps   Data sources: GBIF OBIS
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Merluccius polli
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分类 / Names 俗名 | 同种异名 | Catalog of Fishes(, ) | ITIS | CoL | WoRMS | Cloffa

Actinopteri > Gadiformes (Cods) > Merlucciidae (Merluccid hakes)
Etymology: Merluccius: Latin, mar, maris = the sea + Latin, lucius = pike (Ref. 45335).

Environment: milieu / climate zone / depth range / distribution range 生态学

; 海洋 深海底的; 非迁移的; 深度上下限 50 - 1000 m (Ref. 112558), usually 50 - 550 m (Ref. 58452).   深水域; 0°C - ; 29°N - 19°S, 19°W - 15°E (Ref. 58452)

分布 国家 | FAO区域 | 生态系 | 标本纪录 | Point map | 简介 | Faunafri

Eastern Atlantic: off the coast of tropical West Africa, from Mauritania to Angola. Range reported to extend to off southwest Africa near Cape Frio, Namibia (Ref. 6524).
東大西洋: 外海的熱帶非洲西方部的海岸, 從茅利塔尼亞到安哥拉。 範圍報告延伸到在那米比亞的 Frio 岬附近的外海的非洲西南部。 (參考文獻 6524)

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 80.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 1371); common length : 40.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 26999)

简单描述 型态特徵 | 形态测量图

背棘 (总数): 1; 背的软条 (总数): 45-52. Head large and little depressed. Pectoral fin tips usually reaching the origin of anal fin in small but not in large individuals. Scales easily shed. Color usually blackish on back, steel gray to blackish on belly; caudal fin white-edged.
头部大的而且完全不扁平的。 胸鳍顶端通常达到臀鳍起点在小的但是不较大时个体。 鳞片容易地脱落。 颜色通常黑色的背面, 铁灰色的到黑色的在腹面上; 尾鳍边缘白色的。

生物学特性     字汇 (例如 epibenthic)

Feeds mainly on small fishes and partly on squids and shrimps (Ref. 1371). Marketed mostly fresh and frozen, also used for fishmeal and oil (Ref. 1371). Minimum depth reported taken from Ref. 1371.

主要吃小鱼而且部分在乌贼与虾上。 (参考文献 1371) 市场上大部份生鲜地销售与冷冻的, 也制成鱼浆与油.(参考文献 1371) 最小深度报告取自参考文献 1371.

Life cycle and mating behavior 成熟度 | 繁殖 | 产卵场 | | 孕卵数 | 仔鱼

東大西洋: 外海的熱帶非洲西方部的海岸, 從茅利塔尼亞到安哥拉。 範圍報告延伸到在那米比亞的 Frio 岬附近的外海的非洲西南部。 (參考文獻 6524)

主要参考文献 Upload your references | 参考文献 | 合作者 | 合作者

Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990. FAO species catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10). Rome: FAO. 442 p. (Ref. 1371)

世界自然保护联盟红皮书 (Ref. 124695)

  最不相关 (LC) ; Date assessed: 12 July 2012

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

  无害处的





人类利用

渔业: 低经济
FAO - 渔业: landings; Publication: search | FIRMS - Stock assessments | FishSource | 周边海洋

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Estimates based on models

Preferred temperature (Ref. 115969): 7.3 - 19.8, mean 14.2 °C (based on 93 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00457 (0.00247 - 0.00844), b=3.09 (2.93 - 3.25), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245).
营养阶层 (Ref. 69278):  4.5   ±0.63 se; based on food items.
Generation time: 2.8 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies.
回复力 (Ref. 120179):  中等的, 族群倍增时间最少 1.4 - 4.4年 (K=0.39(?); assuming tm>=2).
脆弱性 (Ref. 59153):  Low to moderate vulnerability (35 of 100) .
价格分类 (Ref. 80766):   High.
Nutrients (Ref. 124155):  Calcium = 13.1 [5.2, 37.4] mg/100g ; Iron = 0.315 [0.133, 0.654] mg/100g ; Protein = 17.7 [16.6, 18.8] % ; Omega3 = 0.156 [0.081, 0.297] g/100g ; Selenium = 32.3 [14.6, 73.7] μg/100g ; VitaminA = 9.06 [2.19, 35.49] μg/100g ; Zinc = 0.238 [0.155, 0.368] mg/100g (wet weight);