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: Found in rivers of Dinajpur, Rangpur, Mymensingh and Sylhet. Known from Ganges-Brahmaputra drainage (Ref. 44046). Also Ref. 4833, 39989, 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

Huddah nangra, 绿南鮡, Viherperhosmonni, ... more

Classificação / Names Nomes comuns | Sinónimos | Catalog of Fishes(Género, Espécies) | ITIS | CoL | WoRMS | Cloffa

> Siluriformes (Catfishes) > Sisoridae (Sisorid catfishes) > Sisorinae
Etymology: Gogangra: Perhaps from Greek, goggros, -ou = conger; derived also from the word "goggrone, -es" = goitre + an inclusion of Latin, conger. Look at the similitude goggros/goitre !!.
More on author: Hamilton.

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

; Água doce demersal; potamódromo (Ref. 51243). Tropical

Distribuição Países | Áreas FAO | Ecossistemas | Ocorrências | Point map | Introduções | Faunafri

Asia: Indus drainage in Pakistan and Ganges-Brahmaputra drainage in India and Bangladesh. Reported from Nepal (Ref. 6351) an Bhutan (Ref. 40882).

Tamanho / Peso / Idade

Maturity: L_m ? range ? - ? cm
Max length : 10.8 cm TL macho/indeterminado; (Ref. 121646); peso máx. Publicado: 13.42 g (Ref. 121646)

Descrição breve Chaves de identificação | Morfologia | Morfometria

Espinhos dorsais (total) : 1; Raios dorsais moles (total) : 6; Vértebras: 33 - 34. Body pale greenish or grayish overall, with vivid, almost iridescent, horizontal silvery mark in the membrane connecting the opercle to the side of the cranium. Mesethmoid not greatly expanded, its dorsal profile slightly convex, Y-shaped anteriorly. Barbels short, slender; nasal barbel very short, extending posteriorly only to end of posterior naris; maxillary and mental barbels not reaching posteriorly beyond head; maxillary-barbel membrane absent or greatly reduced; maxillary bone inside maxillary barbel very short; outer and inner mental barbels evenly and widely separated. Paired lateral cranial fontanel absent. Branchiostegal membranes free from isthmus. Anal fin with 4-6 simple rays, 7-9 branched rays (typically 5 + 8) (Ref. 40780).

Found in the upper reaches of rivers (Ref. 41236).

Life cycle and mating behavior Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas

Referência principal Upload your references | Referências | Coordenador | Colaboradores

Roberts, T.R., 2001. Ayarnangra estuarius, a new genus and species of sisorid catfish from the Ayeyarwaddy basin, Myanmar. Nat. Hist. Bull. Siam Soc. 49:81-87. (Ref. 44046)

Categoria na Lista Vermelha da IUCN (Ref. 130435)

Preocupação menor (LC) ; Date assessed: 12 October 2009

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Ameaça para o homem

Harmless

Utilização humana

Pescarias: espécies comerciais

FAO(Publication : search) | FishSource |

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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=0.00741 (0.00443 - 0.01240), b=3.04 (2.90 - 3.18), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).

Nível Trófico (Ref. 69278): 3.2 ±0.4 se; based on size and trophs of closest relatives

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

Categoria de preço (Ref. 80766): Unknown.

Gogangra viridescens (Hamilton, 1822)