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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; ornithocephala: A noun in apposition, from the Greek ornis, ornithos (bird) and kephale (head), after the Vogelkop (birdhead) Peninsula (Ref. 10995).
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
; sötvatten pelagiska; djupintervall 0 - ? m. Tropical
Asia: Vogelkop Peninsula in Irian Jaya, Indonesia.
Size / Vikt / Age
Könsmognad: Lm ? range ? - ? cm
Max length : 12.5 cm SL hane/ej könsbestämd; (Ref. 2847)
Taggstrålar i ryggfenan (totalt) : 0; Mjukstrålar i ryggfenan (totalt) : 14; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 14; Ryggkotor: 49 - 50. Sixth anal fin ray of adult male enlarged. Predorsal scales 48-52. Scales anterior to origin of dorsal fin 45. Upper jaw longer than wide; lower jaw about equal to head length. Pectoral fin much shorter than head length. No modified dorsal fin rays in males.
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
Collette, B.B., 1985. Zenarchopterus ornithocephala, a new species of freshwater halfbeak (Pisces: Hemiramphidae) from the Vogelkop peninsula of New Guinea. Proc. Biol. Soc. Wash. 98(1):107-111. (Ref. 10995)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 2.9 ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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