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Oplegnathus conwayi Richardson, 1840

Cape knifejaw
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Teleostei > Centrarchiformes (Basses) 鱸形目 (Basses) > Oplegnathidae (Knifejaws) 石鯛科 (Knifejaws)
Etymology: Oplegnathus: Greek, hoplon = weapon + Greek, gnathos = jaw (Ref. 45335).
More on author: Richardson.

Environment: milieu / climate zone / depth range / distribution range 生態學

海洋 礁區魚類; 深度上下限 ? - 150 m. 亞熱帶的; 28°S -

分布 國家 | FAO區域 | 生態系 | 發現紀錄 | Point map | 簡介 | Faunafri

Western Indian Ocean: South Africa.
西印度洋: 南非。

大小 / 重量 / 年齡

Maturity: Lm ?  range ? - ? cm
Max length : 90.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 4387)

簡短描述 檢索表 | 型態特徵 | 形態測量圖

背棘 (總數) : 12; 背的軟條 (總數) : 11 - 14; 臀棘: 3; 臀鰭軟條: 11 - 13.

生物學特性     字彙 (例如 epibenthic)

Found in coastal waters down at a depth of about 150 m. Adults found near reefs, juveniles found near floating objects. Feed on benthic invertebrates and algae (Ref. 5213). May live longer than 10 years. Spawning occurs throughout the year (Ref. 57746). Rarely hooked but easily speared (Ref. 4387).

發現於沿岸水域向下到深度大約 150 公尺.。 成魚在礁的附近發現,稚魚在漂浮的目標附近發現。 捕食底棲的無脊椎動物與藻類。 (參考文獻 5213) 五月活的較長勝於 10 年。 產卵全年度。 (參考文獻 57746) 很少鉤住.但是容易地獵殺.(參考文獻 4387)

Life cycle and mating behavior Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚

西印度洋: 南非。

主要參考資料 Upload your references | 參考文獻 | 合作者 | 合作者

van der Elst, R., 1981. A guide to the common sea fishes of southern Africa. C. Struik, Cape Town. 367 p. (Ref. 3670)

IUCN 瀕危狀態 (Ref. 130435)

  未評估 

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

對人類具威脅

  無害處的





人類使用

漁業: 商業性; 游釣魚種: 是的
FAO - Publication: search | FishSource |

更多資訊

Trophic ecology
食物相
Diet compositions
Food consumptions
Food rations
捕食者
Ecology
生態學
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
長度-頻率
Mass conversions
Recruitments
Abundances
Life cycle
繁殖
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
仔魚
稚魚動力學
Distribution
國家
FAO區域
生態系
發現紀錄
簡介
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Anatomy
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腦重體重比
Otoliths
Physiology
Body compositions
Nutrients
Oxygen consumptions
游泳類型
Swimming speeds
Visual pigment(s)
魚的聲音
Diseases / Parasites
Toxicities (LC50s)
Genetics
遺傳學
Electrophoreses
Heritabilities
Human related
Aquaculture systems
水產養殖描述
品種
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Stamps, coins, misc.
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References
參考文獻

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網路資源

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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5156   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01995 (0.00906 - 0.04395), b=3.01 (2.83 - 3.19), in cm total length, based on all LWR estimates for this body shape (Ref. 93245).
營養階層 (Ref. 69278):  2.7   ±0.24 se; based on food items.
回復力 (Ref. 120179):  低的, 最小族群倍增時間4.5 - 14 年 (tmax > 10).
Fishing Vulnerability (Ref. 59153):  High vulnerability (56 of 100).
價格種類 (Ref. 80766):   Unknown.
Nutrients (Ref. 124155):  Calcium = 19.4 [8.6, 35.0] mg/100g; Iron = 0.515 [0.294, 0.877] mg/100g; Protein = 19.3 [18.1, 20.5] %; Omega3 = 0.148 [0.083, 0.264] g/100g; Selenium = 26.6 [12.9, 56.1] μg/100g; VitaminA = 14.8 [3.5, 62.2] μg/100g; Zinc = 0.602 [0.387, 0.917] mg/100g (wet weight);