分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Siluriformes (Catfishes)
鯰形目 (Catfishes) >
Ariidae (Sea catfishes)
海鯰科 (Sea catfishes) > Ariinae
Etymology: dioctes: From the Greek dioktes meaning hunter, referring to its apparent hunting ability, diet and dentition (Ref. 40908).
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋; 淡水; 半鹹淡水 居於水底的. 熱帶
Western Central Pacific: southern New Guinea and Australia.
中西太平洋: 新幾內亞南部與澳洲。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 120 cm SL 雄魚/尚未辨別雌雄; (Ref. 40908); 最大體重: 19.0 kg (Ref. 40908)
簡短描述
型態特徵 | 形態測量圖
背棘 (總數): 1; 背的軟條 (總數): 7; 臀棘 0; 臀鰭軟條: 17 - 21; 脊椎骨: 49 - 50. Teeth strong, non-depressible; in narrow bands in jaws and in four patches arranged across front palate. Snout prominent, jaw teeth exposed; mouth wide. Head somewhat venulosus, head shield almost smooth. Eye small, free of head skin, 6-14% HL. No rakers on posterior face of first two arches; gill opening wide. Body orange-yellow; lips, inside mouth and body usually covered with orange or yellow mucus, and teeth usually reddish (Ref. 40908).
齒強的, 非可抑壓的; 在顎與四個區塊的狹帶狀中越過在前面的上顎安排。 吻突出的, 頜齒暴露出來; 嘴巴寬的。 頭部略微有小靜脈的, 頭盾幾乎平滑。 眼小的, 沒有頭部皮膚， 6-14% HL。 沒有在前面兩個弓的後面上的耙; 廣闊地的鰓裂。 身體橘黃色的; 唇, 內部嘴與身體通常通常覆蓋著橘色或黃色的黏液 , 與齒淡紅的.(參考文獻 40908)
Inhabits coastal and lower mangrove areas, estuaries into main rivers and lagoons (Ref. 40908, 75154).
棲息於海岸而低的紅樹林區域河口進入主要河川與潟湖。 (參考文獻 40908)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
中西太平洋: 新幾內亞南部與澳洲。
Kailola, P.J., 2000. Six new species of fork-tailed catfishes (Pisces, Teleostei, Ariidae) from Australia and New Guinea. Beagle, Rec. Mus. Art Galler. North. Territ. 16:127-144. (Ref. 40908)
人類使用
更多資訊
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.8 ±0.4 se; based on size and trophs of closest relatives
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): Very high vulnerability (88 of 100).
