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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
Sinh thái học
Biển; Mức độ sâu 0 - ? m. Tropical
Eastern Atlantic: restricted distribution, known from Freetown, Sierra Leone to Moçamedes, Angola.
Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ?  range ? - ? cm
Max length : 140 cm TL con đực/không giới tính; (Ref. 26999); common length : 90.0 cm TL con đực/không giới tính; (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
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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)
IUCN Red List Status (Ref. 130435: Version 2024-1)
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