Классификация / Names
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Beloniformes (Needle fishes) >
Belonidae (Needlefishes)
Etymology: Tylosurus: Greek, tylos = callus + Greek, oura = tail (Ref. 45335).
Issue
Considered mostly as a subspecies in the literature. Therefore the upraise at species rank here is considered as a provisionally accepted name, until more works are conducted on T. acus susbepcies to fix their status.
Environment: milieu / climate zone / depth range / distribution range
экология
морской; пределы глубины 0 - ? m. Tropical
Eastern Atlantic: restricted distribution, known from Freetown, Sierra Leone to Moçamedes, Angola.
Size / Вес / Возраст
Maturity: Lm ?  range ? - ? cm
Max length : 140 cm TL самец/пол неопределен; (Ref. 26999); common length : 90.0 cm TL самец/пол неопределен; (Ref. 26999)
Inhabits offshore waters, but also found in coastal waters (Ref. 2683). Feeds on fish and shrimps (Ref. 28587). Oviparous (Ref. 205). Eggs may be found attached to objects in the water by tendrils on the egg's surface (Ref. 205).
Life cycle and mating behavior
Maturities | размножение | Spawnings | Egg(s) | Fecundities | личинки
Collette, B.B. and N.V. Parin, 1990. Belonidae. p. 592-597. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 2. (Ref. 5757)
Статус Красного Списка МСОП (Ref. 130435)
Угроза для людей
Reports of ciguatera poisoning (Ref. 30911)
Использование человеком
рыболовство: коммерческий
дополнительная информация
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Специальные отчеты
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00126 (0.00056 - 0.00281), b=3.11 (2.93 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 4.1 ±0.67 se; based on food items.
устойчивость к внешним воздействиям (Ref.
120179): средний (среднего размера), минимальное время удвоения популяции 1.4-4.4 года (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (84 of 100).