分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Siluriformes (Catfishes)
鯰形目 (Catfishes) >
Akysidae (Stream catfishes)
河鯰科 (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 / depth range / distribution range
生態學
; 淡水 居於水底的. 熱帶
Asia: known only from the type locality, the Yom River at Phitsanulok, part of the upper Chao Phraya basin in Thailand.
亞洲: 已知只來自模式標本產地了, 在 Phitsanulok 的 Yom 河, 泰國的湄南河流域上游的部份。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 10.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 58784)
背棘 (總數) : 2; 背的軟條 (總數) : 4 - 5; 臀棘: 0; 臀鰭軟條: 10; 脊椎骨: 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).
凹曲胸鰭的後緣; 頭部深度 9.8-11.4% SL; 背鰭到脂鰭距離 7.4-8.6% SL; 在肛門 8.3-10.5% SL 的體高; 肱骨突起 16.3% 的最大寬度它的長度; 而且臀鰭與脂鰭直線的後緣的前緣.(參考文獻 50585) 尾鰭邊緣微凹的.(參考文獻 50585)
Inhabits mainstreams (Ref. 58784). Feeds on crustaceans and benthic organisms (Ref. 58784).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
亞洲: 已知只來自模式標本產地了, 在 Phitsanulok 的 Yom 河, 泰國的湄南河流域上游的部份。
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)
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Estimates based on models
Phylogenetic diversity index (Ref.
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).
營養階層 (Ref.
69278): 3.8 ±0.6 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
