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Anguilla obscura Günther, 1872

Pacific shortfinned eel
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Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Anguilla obscura   AquaMaps   Data sources: GBIF OBIS
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Image of Anguilla obscura (Pacific shortfinned eel)
Anguilla obscura
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分類 / Names 俗名 | 同種異名 | Catalog of Fishes(, ) | ITIS | CoL | WoRMS | Cloffa

Teleostei > Anguilliformes (Eels and morays) 鰻鱺目 (Eels and morays) > Anguillidae (Freshwater eels) 鰻鱺科 (Freshwater eels)
Etymology: Anguilla: Latin, anguilla, .-ae = eel (Ref. 45335).
More on author: Günther.

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

海洋; 淡水; 半鹹淡水 居於水底的; 降海洄游 (Ref. 51243); 深度上下限 0 - 3000 m (Ref. 86942). 熱帶; 2°N - 27°S

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

Pacific Ocean: western New Guinea and Queensland, Australia to the Society Islands. A single specimen was recorded from a tributary of the Buffalo River, near King William's Town in South Africa (Ref. 3506), but this is questionable.
太平洋: 新幾內亞西部與澳洲的昆士蘭省到社會群島。 在南非 (參考文獻 3506) 的城鎮威廉國王的附近,一件標本從水牛城河的一個支流被記錄,但是這是可疑的。

大小 / 重量 / 年齡

Maturity: Lm ?  range ? - ? cm
Max length : 110 cm TL 雄魚/尚未辨別雌雄; (Ref. 5259); common length : 60.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 5259)

簡短描述 檢索表 | 型態特徵 | 形態測量圖

脊椎骨: 102 - 108. Belongs to the group of anguillas which have a short dorsal fin which originates slightly before the anus (Ref. 48622). Most closely resembles Anguilla australis and A. bicolor, from which it can be distinguished with certainty only by the number of vertebrae. Also Ref. 2847.
屬於鱺鰻群那裡有些微地在肛門之前開始的一個短的背鰭.(參考文獻 48622) 極近似 Anguilla australis A. bicolor, 從它能被確定地區別只有藉由脊椎骨的數字。 也參考文獻 2847.

生物學特性     字彙 (例如 epibenthic)

Inhabits freshwater streams, lakes and swamps, favouring coastal lagoons and the lower reaches of rivers. Spawning adults occur in marine waters. Sub-adults spend most of their lives in fresh or brackish waters (Ref. 44894). Found in large turbid rivers and small creeks (Ref. 2847). Occurs both in running and stagnant waters (Ref. 12790). Feeds mainly on fishes, crustaceans and mollusks.

發現於大的混濁河與小溪了。 (參考文獻 2847) 生存在流動與污濁的水域中.(參考文獻 12790) 主要吃魚,甲殼動物與軟體動物。

Life cycle and mating behavior 成熟度 | 繁殖 | 產卵場 | | 孕卵數 | 仔魚

太平洋: 新幾內亞西部與澳洲的昆士蘭省到社會群島。 在南非 (參考文獻 3506) 的城鎮威廉國王的附近,一件標本從水牛城河的一個支流被記錄,但是這是可疑的。

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

Allen, G.R., 1989. Freshwater fishes of Australia. T.F.H. Publications, Inc., Neptune City, New Jersey. (Ref. 5259)

IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)

  資料不足 (DD) ; Date assessed: 05 November 2018

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

對人類具威脅

  無害處的





人類使用

漁業: 自給性漁業
FAO - Publication: search | FishSource |

更多資訊

Trophic ecology
食物相
食性組成
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Ecology
生態學
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成長參數
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Length-weight rel.
Length-length rel.
長度-頻率
Mass conversion
入添量
豐度
Life cycle
繁殖
成熟度
Maturity/Gills rel.
孕卵數
產卵場
Spawning aggregations

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參考文獻

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Estimates based on models

Preferred temperature (Ref. 123201): 3.6 - 10.2, mean 4.8 °C (based on 263 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00050 (0.00030 - 0.00084), b=3.15 (3.01 - 3.29), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).
營養階層 (Ref. 69278):  4.5   ±0.80 se; based on food items.
回復力 (Ref. 120179):  非常低的, 最小族群倍增時間超過14 年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  High to very high vulnerability (66 of 100).
價格種類 (Ref. 80766):   Unknown.