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
More on author: Weber.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性; 河川洄游. 熱帶; 1°S - 6°S
Asia and Oceania: New Guinea.
亞洲與大洋洲: 新幾內亞。
Length at first maturity / 大小 / 重量 / 年齡
Maturity: Lm ?, range 28 - ? cm
Max length : 60.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 2847); common length : 35.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 9233); common length :35 cm SL (female); 最大體重: 3.5 kg (Ref. 9233); 最大體重: 3.5 kg
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 1; 背的軟條 (總數) : 6 - 7; 臀棘: 0; 臀鰭軟條: 17 - 24.
Adults inhabit rivers and lakes to at least 400 m elevation (Ref. 2847) at temperatures ranging from 26 to 32°C. May have migratory habits. Mainly diurnal. They feed primarily on large insect larvae and emergent and terrestrial insects, and also crustaceans excluding prawns.
棲息於河川與湖泊到至少 400 公尺海拔。 (參考文獻 2847) 生存在溫度範圍從 26 到 32個 ° C. 可能有迴游的習慣。 主要日行性。 主要吃大的昆蟲幼生與突出而陸棲的昆蟲, 而且也捕食甲殼類動物排除蝦。
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Observations though on mouthbrooding are lacking. Ovary contains 25 to 90 ripe eggs (Ref. 2847).亞洲與大洋洲: 新幾內亞。
Allen, G.R., 1991. Field guide to the freshwater fishes of New Guinea. Publication, no. 9. 268 p. Christensen Research Institute, Madang, Papua New Guinea. (Ref. 2847)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
無危 (LC) ; Date assessed: 20 May 2020
人類使用
漁業: 自給性漁業
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00537 (0.00327 - 0.00882), b=3.22 (3.07 - 3.37), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (Ref.
69278): 2.7 ±0.29 se; based on food items.
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (49 of 100).
