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Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Aphaniidae (Oriental killifishes)
Etymology: Kosswigichthys: Because of Curt Kosswig, Berlin, 1903-1982; he studied the cave fishes and wrote when in exile in Turkey about the "regressive evolution"/ Hamburg University.
Eponymy: Dr Curt Kosswig (1903–1982) was a German zoologist and geneticist whose doctorate in genetics was awarded by the University of Berlin (1927). [...] (Ref. 128868), visit book page.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
; eau douce benthopélagique; non migrateur. Temperate; 10°C - 25°C (Ref. 2060); 38°N - 37°N
Asia: Turkey (endemic to Lake Hazar).
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 4.0 cm TL mâle / non sexé; (Ref. 27139)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
This species with three rows of conical teeth; a slightly upturned lower jaw; male without black or dark-brown bars in the caudal fin; no head canals; presence of a dermal sheath at the anal-fin base in the nuptial female; body naked (Ref. 126233).
Cross section: oval.
Not a seasonal killifish. Is very difficult to maintain in the aquarium (Ref. 27139).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Freyhof, J. and B. Yoğurtçuoğlu, 2020. A proposal for a new generic structure of the killifish family Aphaniidae, with the description of Aphaniops teimorii (Teleostei: Cyprinodontiformes). Zootaxa 4810(3):421-451. (Ref. 126233)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt; Aquarium: Commercial
Outils
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Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 82804) |
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00832 (0.00502 - 0.01379), b=3.31 (3.17 - 3.45), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Niveau trophique (Réf. 69278) |
3.0 ±0.4 se; based on size and trophs of closest relatives |
Résilience (Réf. 120179) |
Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.). |
Vulnérabilité de la pêche (Ref. 59153) |
Low vulnerability (19 of 100). 🛈 |