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Siluriformes (Catfishes) >
Akysidae (Stream catfishes) > Parakysinae
Etymology: Acrochordonichthys: Greek, akros = summit, topmost + Greek, chorda = nervous line + Greek, ichthys = fish (Ref. 45335); gyrinus: The specific name is derived from the Latin gyrinus (rounded or curve), referring to the concave posterior margin of the pectoral fin of this species (Ref. 50585).
Environment: milieu / climate zone / profondeur / distribution range
Écologie
; eau douce démersal. Tropical
Asia: known only from the type locality, the Yom River at Phitsanulok, part of the upper Chao Phraya basin in Thailand.
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 10.0 cm TL mâle / non sexé; (Ref. 58784)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 2; Rayons mous dorsaux (Total) : 4 - 5; Épines anales: 0; Rayons mous anaux: 10; Vertèbres: 39. Concave posterior margin of the pectoral fin; head depth 9.8-11.4% SL; dorsal to adipose distance 7.4-8.6% SL; body depth at anus 8.3-10.5% SL; maximum width of humeral process 16.3% its length; and anterior margin of anal fin and posterior margin of adipose fin straight (Ref. 50585). Caudal fin emarginate (Ref. 50585).
Body shape (shape guide): elongated.
Inhabits mainstreams (Ref. 58784). Feeds on crustaceans and benthic organisms (Ref. 58784).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Vidthayanon, C. and H.H. Ng, 2003. Acrochordichthys gyrinus, a new species of akysid catfish (Teleostei: Siluriformes) from Thailand. Zootaxa 183:1-7. (Ref. 50585)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-1)
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 (Réf.
82804): PD
50 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.8 ±0.6 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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