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Pseudanos trimaculatus (Kner, 1858)

Threespot headstander
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Pseudanos trimaculatus
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Argentina country information

Common names: [No common name]
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Found in Itatí, Corrientes (Ref. 51923). Also Ref. 9086.
National Checklist: Argentina
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ar.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: López, H.L., A.M. Miquelarena and R.C. Menni, 2003
National Database:

Common names from other countries

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

> Characiformes (Characins) > Anostomidae (Headstanders)
Etymology: Pseudanos: Derived from Greek, pseudes = false (Ref. 45335).
  More on author: Kner.

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

; süßwasser benthopelagisch.   Tropical; 23°C - 27°C (Ref. 1672)

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

South America: Brazil, Guyana, Peru (Ref. 36801), Ecuador (Ref. 91907) and Argentina (Ref. 9086). Recorded from Amazon River basin (Ref. 36801); Rio Guaporé in Brazil, Essequibo and Rupununi Rivers in Guyana (Ref. 91907).

Size / Gewicht / Alter

Maturity: Lm ?  range ? - ? cm
Max length : 18.8 cm TL Männchen/unbestimmt; (Ref. 111518)

Kurzbeschreibung Bestimmungsschlüssel | Morphologie | Morphometrie

Afterflossenweichstrahlen: 11 - 12. Can be diagnosed by having the following characters: dark transversal bars on dorsum present; dark spots absent on the center of each body scale in some specimens; usually two, sometimes three or four midlateral dark blotches on body; angle of the dorsal and ventralmost radii of body scales between 110° and 180°; and cranial fontanel partially closed (Ref. 91907).

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

Adults are found in schools of 10-50 specimens in deeper water. They feed on plants (Ref. 13371). Distinct pairs breed on densely grown weedy places (Ref. 205).

Life cycle and mating behavior Maturities | Fortpflanzung | Spawnings | Egg(s) | Fecundities | Larven

Distinct pairs breed on densely grown weedy places (Ref. 205).

Hauptreferenz Upload your references | Referenzen | Koordinator : Garavello, Júlio | Partner

Garavello, J.C. and H.A. Britski, 2003. Anostomidae (Headstanders). p. 71-84. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 36801)

IUCN Rote Liste Status (Ref. 130435)

  nicht bedroht (LC) ; Date assessed: 26 June 2020

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Bedrohung für Menschen

  Harmless




Nutzung durch Menschen

Fischereien: kommerziell; Aquarium: Kommerziell
FAO(Publication : search) | FishSource |

Mehr Information

Trophic ecology
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Räuber
Ecology
Ökologie
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Population dynamics
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Length-weight rel.
Length-length rel.
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Recruitments
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References
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Internet Quellen

Aquatic Commons | BHL | Cloffa | Websites from users | FishWatcher Einträge suchen | CISTI | Catalog of Fishes(Gattung, Arten) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank(Genom, nucleotide) | GloBI | GOBASE | | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | Öffentliche Aquarien | PubMed | Reef Life Survey | Scirus | SeaLifeBase | Tree of Life | Wikipedia(Gehe zu, Suchen) | World Records Freshwater Fishing | Zoological Record

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=0.00955 (0.00563 - 0.01619), b=3.05 (2.90 - 3.20), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
Trophic level (Ref. 69278):  2.0   ±0.00 se; based on food items.
Widerstandsfähigkeit (Ref. 120179):  hoch, Verdopplung der Population dauert weniger als 15 Monate. (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).
Preiskategorie (Ref. 80766):   Unknown.