Issue
Issue on validity of subspecies: subspecies considered as valid in FB, elevated to species rank as Oxyporhamphus micropterus (Valenciennes, 1847) in Eschmeyer (CofF ver. Mar. 2011: Ref. 86697). Please send references, or more studies are needed.
Environment: milieu / climate zone / depth range / distribution range
Ecología
marino; oceanodromo (Ref. 51243); rango de profundidad 0 - 1 m (Ref. 58302). Tropical; 20°N - 20°S
Indo-Pacific: East Africa to Tonga, north to southern Japan (Ref. 33390). Eastern Pacific: Mexico to Peru (Ref. 9306). Replaced in the Atlantic by Oxyporhamphus similis.
Length at first maturity / Tamaño / Peso / Age
Maturity: Lm 12.8, range 13 - 13 cm
Max length : 18.5 cm SL macho / no sexado; (Ref. 9843)
Espinas dorsales (total) : 0; Radios blandos dorsales (total) : 13 - 15; Espinas anales: 0; Radios blandos anales: 13 - 16; Vértebra: 47 - 50. Adults with a single large chamber to the swim bladder. Average number of gill rakers on the first arch, 30.7; predorsal scales, 31.1 on the average. Branchiostegal rays: 11-14 (Ref. 36576).
A true oceanic species, not bound to coastal waters at any period of its life (Ref. 9843).This species is the only halfbeak which doesn't have an extended lower jaw at the adult phase (Ref. 9306). Oviparous, with planktonic eggs and larvae (Ref. 36576).
Collette, B.B., 1986. Hemiramphidae. p. 388-391. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 4164)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Pesquerías:
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Preferred temperature (Ref.
123201): 26.3 - 29.2, mean 27.9 °C (based on 25608 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00331 (0.00150 - 0.00733), b=3.08 (2.90 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nivel trófico (Ref.
69278): 3.1 ±0.15 se; based on food items.
Generation time: 1.1 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Resiliencia (Ref.
120179): Alto, población duplicada en un tiempo mínimo inferior a 15 meses (K=1.0).
Fishing Vulnerability (Ref.
59153): Low vulnerability (15 of 100).