分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Beloniformes (Needle fishes) >
Hemiramphidae (Halfbeaks)
Etymology: Rhynchorhamphus: Greek, rhingchos = snout + Greek,rhamphos = bill (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋; 深度上下限 0 - ? m.
Western Indian Ocean: southern India to Sri Lanka.
大小 / 重量 / 年齡
Maturity: Lm ?  range ? - ? cm
Max length : 35.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 6041); common length : 20.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 6041)
Inshore species. Feeds mainly on Cymodocea and green algae but may also take diatoms and polychaetes. Catches are sun-dried.
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
Collette, B.B., 1984. Hemiramphidae. In W. Fischer and G. Bianchi (eds.) FAO species identification sheets for fishery purposes. Western Indian Ocean (Fishing Area 51), Volume 2. FAO, Rome. (Ref. 6041)
人類使用
漁業: 商業性; 養殖: 商業性
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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=0.00324 (0.00148 - 0.00710), b=3.08 (2.90 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 2.2 ±0.11 se; based on food items.
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (25 of 100).