Mystus rhegma

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Mystus rhegma Fowler, 1935

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Mystus rhegma
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Klassifizierung / Names Namen | Synonyme | Catalog of Fishes(Gattung, Arten) | ITIS | CoL | WoRMS | Cloffa

> Siluriformes (Catfishes) > Bagridae (Bagrid catfishes)
Etymology: Mystus: Greek, mystax = whiskered, used by Belon in 1553 to describe all fishes with whiskers (Ref. 45335).
More on author: Fowler.

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

; süßwasser demersal. Tropical

Verbreitung Länder | FAO Gebiete | Ecosystems | Vorkommen | Point map | Einführungen | Faunafri

Asia: Bangkok, Meklong and Chao Phraya basins in Thailand and Lower Mekong.

Size / Gewicht / Alter

Maturity: Lm ?  range ? - ? cm
Max length : 12.0 cm SL Männchen/unbestimmt; (Ref. 12693)

Kurzbeschreibung Morphologie | Morphometrie

Rückenflossenstacheln (insgesamt): 1; Rückenflossenweichstrahlen (insgesamt): 7; Afterflossenweichstrahlen: 11 - 14; Wirbelzahl: 41 - 43. Differs from all other Mystus sensu stricto by its strongly demarcated, narrow, midlateral longitudinal dark stripe (straddling the lateral line canal), and in having base of outer mandibular barbels slightly behind, rather than in front of, a line vertical to posterior margin of labial rictus. Adipose fin relatively short, originating at a distance of about one eye diameter posterior to dorsal fin and extending only a short distance onto caudal peduncle (Ref. 10418). Total gill rakers 24-28 (Ref. 12975). Adipose fin base longer than anal fin base, originating slightly behind dorsal; cranial fontanel extending posteriorly to base of occipital process (Ref. 43281).

Biologie     Fachlexikon (Englisch) (z.B. epibenthic)

Facultative air-breathing in the genus (Ref. 126274); Adults occur in medium to large-sized rivers and flooded fields (Ref. 12975). Feed on insect larvae, fish scales and other fish body parts, as well as plant debris. Breeding habits and seasonal movements are unknown (Ref. 12693). Oviparous, distinct pairing possibly like other members of the same family (Ref. 205).

Life cycle and mating behavior Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fecundity | Larven

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Roberts, T.R., 1994. Systematic revision of Asian bagrid catfishes of the genus Mystus sensu stricto, with a new species from Thailand and Cambodia. Ichthyol. Explor. Freshwat. 5(3):241-256. (Ref. 10418)

IUCN Rote Liste Status (Ref. 126983)

  Daten mangelhaft (DD) ; Date assessed: 19 January 2011

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Bedrohung für Menschen

  Harmless





Nutzung durch Menschen

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Internet Quellen

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | FishWatcher Einträge suchen | CISTI | Catalog of Fishes: Gattung, Arten | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: Genom, 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: Gehe zu, Suchen | World Records Freshwater Fishing | Zoobank | Zoological Record

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00832 (0.00384 - 0.01800), b=2.95 (2.77 - 3.13), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trophic level (Ref. 69278):  3.5   ±0.56 se; based on food items.
Widerstandsfähigkeit (Ref. 120179):  mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (Assuming Fec < 10,000).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).