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Beloniformes (Needle fishes) >
Zenarchopteridae (Internally fertilized halfbeaks)
Etymology: Zenarchopterus: Particle zen, derived from zao = to give life + Greek, archos = anus + Greek, pteron = fin.
More on author: Valenciennes.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin; saumâtre récifal; profondeur 0 - ? m. Tropical
Indo-West Pacific: India, Malay Peninsula, East Indies, Philippines, Hainan Island in China, Taiwan, New Guinea and northern Australia (Ref. 10943). Known from the lower Mekong (Ref. 12693).
Length at first maturity / Taille / Poids / Âge
Maturity: Lm ?, range 10 - ? cm
Max length : 23.0 cm TL mâle / non sexé; (Ref. 7050)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 0; Rayons mous dorsaux (Total) : 11 - 12; Épines anales: 0; Rayons mous anaux: 10 - 13. This species is distinguished by the following characters: upper jaw distinctly wider than long; width divided by length 1.05-1.35; sixth anal fin ray of adult males much thickened and enlarged, not reaching base of caudal fin; fourth to seventh dorsal rays of adult males slightly elongate; a prominent dark brown stripe along the midline of the snout.
Found at the surface levels in coastal waters, estuaries and rivers. Feeds on terrestrial insects. Not seen in markets (Ref. 12693).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Ovoviviparous.
Collette, B.B. and J. Su, 1986. The halfbeaks (Pisces, Beloniformes, Hemiramphidae) of the Far East. Proc. Acad. Nat. Sci. Philadelphia 138(1):250-301. (Ref. 10943)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 25 - 29.1, mean 28.3 °C (based on 1204 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00550 (0.00277 - 0.01091), b=3.06 (2.88 - 3.24), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Ref.
69278): 2.5 ±0.50 se; based on food items.
Fishing Vulnerability (Ref.
59153): Low vulnerability (13 of 100).
Nutrients (Ref.
124155): Calcium = 156 [55, 312] mg/100g; Iron = 0.866 [0.377, 1.936] mg/100g; Protein = 17.2 [15.0, 19.2] %; Omega3 = 0.101 [0.042, 0.295] g/100g; Selenium = 20.6 [9.1, 48.6] μg/100g; VitaminA = 124 [29, 530] μg/100g; Zinc = 2.14 [1.33, 3.44] mg/100g (wet weight);