Bangladesh country information

Common names: Gang tengra, গং টেংরা
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Abundant in the Meghna and Dakatia rivers near Chandpur (Ref. 1479). Also Ref. 4833, 40780, 41236.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/bg.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Rahman, A.K.A., 1989
National Database:

Common names from other countries

Kosi nangra, Gang tengra, গং টেংরা, ... more

Classification / Names Populärnamn | synonymer | Catalog of Fishes(Släkte, Arter) | ITIS | CoL | WoRMS | Cloffa

> Siluriformes (Catfishes) > Sisoridae (Sisorid catfishes) > Sisorinae
Etymology: More on author: Hamilton.

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

; sötvatten bottenlevande. Tropical

Utbredning Länder | FAO områden | Ekosystem | Förekomster | Point map | Utplanteringar | Faunafri

Asia: Pakistan, India, Bangladesh and Nepal.

Size / Vikt / Age

Maturity: L_m ? range ? - ? cm
Max length : 6.3 cm TL hane/ej könsbestämd; (Ref. 117040); publicerad maxvikt: 3.18 g (Ref. 117040)

Short description Bestämningsnycklar | Morfologi | Morfometri

Taggstrålar i ryggfenan (totalt) : 1; Mjukstrålar i ryggfenan (totalt) : 7 - 9; Ryggkotor: 35 - 37. Dorsal fin typically with 8 branched rays. Anal fin with 3-4 simple rays, 9-11 branched rays. Snout moderately projecting; anterior naris origin close to snout tip (distance between anterior naris and snout tip less than eye diameter). Nasal barbel reaching at least to end of head, sometimes reaching dorsal-fin origin; maxillary barbel reaching past to adipose-fin origin; maxillary barbel membrane small, with narrow attachment to cheek only; maxillary bone long, reaching posteriorly to end of head. Vent and genital papillae near middle of pelvic fins (Ref. 40780).

Inhabits upper reaches of rivers (Ref. 41236).

Life cycle and mating behavior Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver

Main reference Upload your references | referenser | Koordinator | Medarbetare

Talwar, P.K. and A.G. Jhingran, 1991. Inland fishes of India and adjacent countries. Volume 2. A.A. Balkema, Rotterdam, i-xxii + 543-1158, 1 pl. (Ref. 4833)

IUCN Red List Status (Ref. 130435)

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

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Harmless

Human uses

Fiskeri: saknar intresse

FAO(Publication : search) | FishSource |

Ytterligare information

Trophic ecology
Födoslag
Diet compositions
Food consumptions
Food rations
Predatorer

Ecology
Ekologi
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Population dynamics
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Length-weight rel.
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Life cycle
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Anatomy
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Genetics
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Vattenbruksprofiler
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Stamps, coins, misc.

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References
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Verktyg

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Check for Aquarium maintenance | Check for Species Fact Sheets | Check for Aquaculture Fact Sheets

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Summary page | Point data | Populärnamn | Photos

Internet-källor

Estimates based on models

Phylogenetic diversity index (Ref. 82804): PD₅₀ = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.00912 (0.00494 - 0.01685), b=3.07 (2.91 - 3.23), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).

Trofisk nivå (Ref. 69278): 3.1 ±0.4 se; based on size and trophs of closest relatives

Fishing Vulnerability (Ref. 59153): Low vulnerability (10 of 100).

Nangra nangra (Hamilton, 1822)