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Distocyclus conirostris (Eigenmann & Allen, 1942)

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Image of Distocyclus conirostris
No image available for this species;
drawing shows typical species in Sternopygidae.

التصنيف / Names الأسماء الشائعة | مرادفات | Catalog of Fishes(جنس, الانواع) | ITIS | CoL | WoRMS | Cloffa

> Gymnotiformes (Knifefishes) > Sternopygidae (Glass knifefishes)
Etymology: Distocyclus: Greek, distokylos = that has two circles (Ref. 45335).
More on authors: Eigenmann & Allen.

Environment: milieu / climate zone / depth range / distribution range البيئة

; المياه العذبة قاعية التغذية و المعيشة, usually 4 - 28 m (Ref. 96854). Tropical

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South America: Amazon, Essequibo and Orinoco river basin.

الحجم / وزن / العمر

Maturity: Lm ?  range ? - ? cm
Max length : 50.0 cm TL ذكر/ مختلط الجنس; (Ref. 39524)

وصف مختصر مفاتيح التعريف | الوصف الخارجي | قياسات المظهر الخارجي

أشعه شرجية لينه: 209 - 273. Distocyclus conirostris is distinguished by the combination of the following characters: conical snout; small nasal capsule with the internarial distance equivalent to the diameter of the posterior nostril; endopterygoid without teeth; single tooth row limited to the anterior portion of the dentary; eye covered by skin; teeth completely attached to the ventral surface of the premaxilla; flat surface to the upper lip; anterior margin of the premaxilla in contact with the posterior margin of the upper lip; terminal mouth; one to six teeth on the dentary; absence of teeth associated with the oral valve; half-moon shaped branchiostegal rays; body without eight dark, vertical bands; anal fin with 209-273 rays; scales present on the anterior portion of the dorsal region of the body; tiny, fleshy gill rakers; presence of branched anal-fin rays; 13 or 14 precaudal vertebrae; and scapular foramen present (Ref. 96854).

أحياء     المصطلحات (على سبيل المثال epibenthic)

Usually occurs in floodplain and main river channels at depths of 3.8-28.3 m (Ref. 96854).

Life cycle and mating behavior Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae

المرجع الرئيسي Upload your references | مراجع | المنظم : Albert, James S. | المتعاونين

Dutra, G.M., C.D. de Santana, R.P. Vari and W.B. Wosiacki, 2014. The south American electric glass knifefish genus Distocyclus (Gymnotiformes: Sternopygidae): redefinition and revision. Copeia 2014(2):345-354. (Ref. 96854)

IUCN Red List Status (Ref. 130435)

  Least Concern (LC) ; Date assessed: 01 March 2007

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

خطر للأنسان

  Harmless





استخدامات بشرية

FAO - Publication: search | FishSource |

مزيد من المعلومات

Trophic ecology
عناصر الغذاء
Diet compositions
Food consumptions
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Ecology
البيئة
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Length-weight rel.
Length-length rel.
الطول- الترددات
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مصادر علي الأنترنت

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | البحث في مراقبي الأسماك | CISTI | Catalog of Fishes: جنس, الانواع | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: الوراثة, نيوكلوتيدة | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | شجرة الحياة | Wikipedia: ذهب, بحث | World Records Freshwater Fishing | سجلات علم الحيوانات

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.7500   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00363 (0.00172 - 0.00768), b=2.97 (2.78 - 3.16), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
مستوى غذائي (Ref. 69278):  3.2   ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref. 59153):  Moderate vulnerability (40 of 100).