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Anabantiformes (Gouramies, snakeheads) >
Channidae (Snakeheads)
Etymology: Channa: Greek, channe, -es = an anchovy (Ref. 45335).
Eponymy: Sir Spencer Harcourt Butler (1869–1938) was educated at Harrow and Bailiol College, Oxford, then almost immediately (1890) became an officer of the Indian Civil Service. [...] (Ref. 128868), visit book page.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bentopelagisk. Tropical
Asia: China, Myanmar and India.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 25.0 cm SL hane/ej könsbestämd; (Ref. 94495)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Mjukstrålar i ryggfenan (totalt) : 34 - 38; Mjukstrålar i analfenan: 23 - 26; Ryggkotor: 42 - 45. Dorsum black to purplish-black, posterior part below lateral lines sometimes with black oblique streaks on dark grey background; ventrum dirty white to grey, with scattered darker grey spots; throat with bluish spots and blotches on dark-grey background, appearing marbled.. Head distinctly flatter and less convex (postorbital depth 30.9-35% HL); head length 33.2-34% SL; head width 16.9-19% SL; pelvic fins 2.3-3% of inter-pelvic fin distance (Ref. 44371).
Body shape (shape guide): elongated; Cross section: circular.
Obligate air-breathing (Ref. 126274); Maximum length recorded is 19.4 cm SL (Ref. 116754). abundant in ditches, ponds and hill streams
of the sampled locations. The holotype was collected from
clear, slow flowing water with cobble substrate without
much aquatic vegetation (Ref. 119363).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Ng, H.H., P.K.L. Ng and R. Britz, 1999. Channa harcourtbutleri (Annandale, 1918): a valid species of snakehead (Perciformes: Channidae) from Myanmar. J. South Asian Nat. Hist. 4(1):57-63. (Ref. 44371)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: kommersiell
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00813 (0.00374 - 0.01767), b=2.98 (2.81 - 3.15), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.8 ±0.6 se; based on size and trophs of closest relatives |
Resiliens (Ref. 120179) |
Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Low to moderate vulnerability (26 of 100). 🛈 |
Priskategori (Ref. 80766) |
Unknown.
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