Classification / Names
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Beloniformes (Needle fishes) >
Zenarchopteridae (Internally fertilized halfbeaks)
Etymology: Dermogenys: Greek, derma = skin + Greek, geny, -yos = face, jaw (Ref. 45335); palawanensis: Named for the southwestern Philippine island of Palawan, where this species is endemic..
Environment: milieu / climate zone / depth range / distribution range
Écologie
; eau douce pélagique. Tropical
Asia: Philippines.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 3.6 cm SL mâle / non sexé; (Ref. 44897); 4.9 cm SL (female)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Rayons mous dorsaux (Total) : 9 - 11; Rayons mous anaux: 14 - 16; Vertèbres: 39 - 42. Anal fin of this species is similar to D. robertsi, but differs from it by the combination of melanophores anterior to anal fin in females forming a broad V with a wide base, extending onto lateral surface, directly adjacent to genital papilla and extending anteriorly past level of anus; also the females have an elongate, pigmented genital papilla (Ref. 44897).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Kottelat, M., 2013. The fishes of the inland waters of Southeast Asia: a catalogue and core bibliography of the fishes known to occur in freshwaters, mangroves and estuaries. The Raffles Bulletin of Zoology 2013 (Suppl. 27):1-663. (Ref. 94476)
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
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00457 (0.00200 - 0.01044), b=3.03 (2.83 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).