Helicophagus leptorhynchus

Helicophagus leptorhynchus Ng & Kottelat, 2000

Uploaden van je Foto's en video's
Pictures | Google afbeelding
Image of Helicophagus leptorhynchus
Helicophagus leptorhynchus
Picture by Panitvong, N.

Classificatie / Names Populaire namen | Synoniemen | Catalog of Fishes(Genus, Soort(en)) | ITIS | CoL | WoRMS | Cloffa

> Siluriformes (Catfishes) > Pangasiidae (Shark catfishes)
Etymology: Helicophagus: Greek, helike = spiral + Greek, phagein = to eat (Ref. 45335).  More on authors: Ng & Kottelat.

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

; zoetwater demersaal; diepteverspreiding - m (Ref. ), usually - m (Ref. ).   Tropical; 0°C -

Verspreiding Landen | FAO regio's | Ecosystems | Voorkomen | Point map | Introducties | Faunafri

Asia: Chao Phraya and Mekong River drainages in Indochina.

Size / Gewicht / Leeftijd

Maturity: Lm ?  range ? - ? cm
Max length : 47.2 cm SL mannelijk/geslacht niet bekend; (Ref. 43281)

Korte beschrijving Morfologie | Morfometrie

Dorsale stekels (totaal): 1; Dorsale zachte stralen (totaal): 6-7; Anale zachte stralen: 35 - 42; Wervels: 46 - 48. Can be differentiated from all its congeners by the following combination of characters: length of anal-fin base 34.5-38.2% SL, length of caudal peduncle 12.9-15.3% SL, head length 20.8-22.8% SL, eye diameter 16.1-21.2% HL, 9-12 gill rakers on the first branchial arch (Ref. 39387). Snout relatively elongate, conical in dorsal view; mouth narrow, with 20-25 times in SL; posterior nostril midway between anterior nostril and eye (Ref. 43281).

Biologie     Verklarende woordenlijst (b.v. epibenthic)

Occurs in permanent river channels and does not move into flooded areas. Migrates upstream when water levels begin to rise at the beginning of the flood season and moves downstream as the water clears at the end of the flood season. Feeds predominantly on bivalves.

Life cycle and mating behavior Geslachtsrijpheid | Voortplanting | Kuitschieten | Eieren | Fecundity | Larven

Voornaamste referentie Upload your references | Referenties | Coördinator | Medewerkers

Ng, H.H. and M. Kottelat, 2000. Helicophagus leptorhynchus, a new species of molluscivorous catfish from Indochina (Teleostei: Pangasiidae). Raffles Bull. Zoll. 48(1):55-58. (Ref. 39387)

Status op de Rode Lijst van het IUCN (Ref. 124695)

  Onvoldoende gegevens (DD) ; Date assessed: 20 October 2011

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Gevaarlijk voor mensen

  Harmless





Gebruik door de mens

FAO - Publication: search | FishSource |

Meer informatie

Landen
FAO regio's
Ecosystems
Voorkomen
Introducties
Stocks
Ecologie
Dieet
voedselitems
Voedselconsumptie
voedselhoeveelheid
Populaire namen
Synoniemen
Metabolisme
Predators
Ecotoxicologie
Voortplanting
Geslachtsrijpheid
Kuitschieten
Spawning aggregation
Fecundity
Eieren
Ontwikkeling van de eieren
Leeftijd/Grootte
Groei
Lengte-gewicht parameters
Lengte-lengte parameters
Lengtefrequenties
Morfometrie
Morfologie
Larven
Populatiedynamica van de larven
recrutering
Abundantie
BRUVS
Referenties
Aquacultuur
Aquacultuurprofiel
Kweeklijnen
Genetica
Alleelfrequenties
Erfelijkheid
Ziekten
Verwerking
Nutrients
Mass conversion
Medewerkers
Illustraties
Stamps, Coins Misc.
Geluid
Ciguatera
Snelheid
Zwemstijl
Kieuwoppervlak
Otoliths
Hersenen
Zicht

Tools

Speciale rapporten

Download XML

Internet-bronnen

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | Bekijk FishWatcher gegevens | CISTI | Catalog of Fishes: Genus, Soort(en) | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: genoom, nucleotide | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Tree of Life | Wikipedia: ga naar, zoek | World Records Freshwater Fishing | Zoobank | Zoological Record

Estimates based on models

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.6250   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00457 (0.00217 - 0.00962), b=3.08 (2.89 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trophic level (Ref. 69278):  2.8   ±0.4 se; based on size and trophs of closest relatives
Weerstandsvermogen
Kwetsbaarheid (Ref. 59153):  Moderate vulnerability (43 of 100) .