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
Ecologia
marino; acqua dolce; salmastro associati a barriera corallina; oceanodromo (Ref. 51243); distribuzione batimetrica 0 - 1 m (Ref. 58302). Tropical; 32°N - 28°S
Indo-Pacific: East Africa (Ref. 3130) to the central and south Pacific. Eastern Central Pacific: oceanic islands such as the Revillagigedo, Clipperton and Cocos (Ref. 9279).
Size / Peso / Age
Maturity: Lm ? range ? - ? cm
Max length : 100.0 cm TL maschio/sesso non determinato; (Ref. 9137); common length : 115 cm TL maschio/sesso non determinato; (Ref. 5450)
Spine dorsali (totale) : 0; Raggi dorsali molli (totale) : 24 - 27; Spine anali: 0; Raggi anali molli: 22 - 24; Vertebre: 90 - 95. Anterior part of dorsal fin with a low lobe, contained 10.5-13.3 times in body length; a distinct black lateral keel on caudal peduncle; caudal fin deeply forked. Juveniles have an elevated black lobe in the posterior part of the dorsal fin (Ref. 9682). Longer jaws with more numerous teeth and narrower caudal lobes than T. crocodilus (Ref. 37816).
Found in offshore and coastal waters. Feeds mainly on small fishes. Marketed mostly fresh. The flesh is of good quality (Ref. 9682). 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 | Riproduzione | Spawnings | Egg(s) | Fecundities | Larve
Collette, B.B., 1984. Belonidae. In W. Fischer and G. Bianchi (eds.) FAO species identification sheets for fishery purposes. Western Indian Ocean (Fishing Area 51), Volume 1. FAO, Rome. (Ref. 3130)
IUCN Red List Status (Ref. 130435)
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