分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Beloniformes (Needle fishes)
頜針魚目 (Needle fishes) >
Hemiramphidae (Halfbeaks)
鱵科 (Halfbeaks)
Etymology: Rhynchorhamphus: Greek, rhingchos = snout + Greek,rhamphos = bill (Ref. 45335).
Eponymy: Georges Dussumier is described in the etymology as a friend of Valenciennes. [...] (Ref. 128868), visit book page.
More on author: Valenciennes.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋; 淡水; 半鹹淡水; 深度上下限 0 - ? m. 熱帶
Indo-West Pacific: the most widespread of the four species of Rhynchorhamphus, found from Persian Gulf through Arabian Sea and Bay of Bengal through the Western Central Pacific north to Taiwan and Hong Kong and east to New Guinea and northern Australia.
印度-西太平洋: 最 Rhynchorhamphus 在四個種中廣泛分佈, 經過阿拉伯海從波斯灣發現，而且孟加拉灣經過中西太平洋北至台灣與香港而且東至新幾內亞與澳洲北部。
Length at first maturity / 大小 / 重量 / 年齡
Maturity: Lm 15.8, range 15 - 16.5 cm
Max length : 31.0 cm 雄魚/尚未辨別雌雄; (Ref. 10943)
背棘 (總數) : 0; 背的軟條 (總數) : 13 - 17; 臀棘: 0; 臀鰭軟條: 13 - 16; 脊椎骨: 54 - 59. Very strongly pronounced domed upper jaw which is the longest and most arched of the four species of Rhynchorhamphus.
非常強烈明顯圓頂狀的上頜是那長而弧度最大在四個種中 Rhynchorhamphus.
Found in inshore waters (Ref. 75154). Enters freshwaters (Ref 13446).
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
印度-西太平洋: 最 Rhynchorhamphus 在四個種中廣泛分佈, 經過阿拉伯海從波斯灣發現，而且孟加拉灣經過中西太平洋北至台灣與香港而且東至新幾內亞與澳洲北部。
Collette, B.B. and J. Su, 1986. The halfbeaks (Pisces, Beloniformes, Hemiramphidae) of the Far East. Proc. Acad. Nat. Sci. Philadelphia 138(1):250-301. (Ref. 10943)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
無危 (LC) ; Date assessed: 10 August 2020
人類使用
漁業: 低經濟
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Estimates based on models
Preferred temperature (Ref.
123201): 24.9 - 29.2, mean 28.3 °C (based on 1440 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00263 (0.00135 - 0.00511), b=2.95 (2.78 - 3.12), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (Ref.
69278): 3.1 ±0.2 se; based on size and trophs of closest relatives
Generation time: 0.8 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (K>1).
Fishing Vulnerability (Ref.
59153): Low vulnerability (16 of 100).
