Common names from other countries
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
Ökologie
seewasser; ozeanodrom (Ref. 51243); tiefenbereich 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 / Size / Gewicht / Alter
Maturity: Lm 12.8, range 13 - 13 cm
Max length : 18.5 cm SL Männchen/unbestimmt; (Ref. 9843)
Rückenflossenstacheln (insgesamt) : 0; Rückenflossenweichstrahlen (insgesamt) : 13 - 15; Afterflossenstacheln: 0; Afterflossenweichstrahlen: 13 - 16; Wirbelzahl: 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 Rote Liste Status (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Tools
Zusatzinformationen
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Internet Quellen
Estimates based on models
Preferred temperature (Ref.
115969): 26.3 - 29.2, mean 27.9 (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=0.00324 (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).
Trophic level (Ref.
69278): 3.1 ±0.15 se; based on food items.
Widerstandsfähigkeit (Ref.
120179): hoch, Verdopplung der Population dauert weniger als 15 Monate. (K=1.0).
Fishing Vulnerability (Ref.
59153): Low vulnerability (15 of 100).