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Astyanax saguazu  Casciotta, Almirón & Azpelicueta, 2003

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Astyanax saguazu
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drawing shows typical fish in this Family.

Classification / Names Populärnamn | synonymer | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (strålfeniga fiskar) > Characiformes (Characins) > Characidae (Characins) > Incertae sedis
Etymology: Astyanax: The name of Astyanax, Hector´s son in the Greek mithology (Ref. 45335);  saguazu: Specific name derived from Guarani language word sa (eye) guazú (large).

Miljö / Klimat / Range Ekologi

; sötvatten bentopelagisk.   Subtropical, preferred ?

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

South America: Arroyos Once Vueltas and Shangay of the Río Uruguay in Argentina.

Size / Vikt / Age

Maturity: Lm ?  range ? - ? cm
Max length : 9.2 cm SL hane/ej könsbestämd; (Ref. 94153)

Short description Morfologi | Morfometri

Mjukstrålar i ryggfenan (totalt): 12; Mjukstrålar i analfenan: 35; Ryggkotor: 31 - 33. Maxillary teeth two or three; third or fourth tooth of outer premaxillary series inserted posteriorly to the rest; large eye 41-45% HL; first anal fin ray inserted anterior to last dorsal fin ray; anal fin rays iv-vi, 25-29; and perforated scales in lateral line series 37-39 (Ref. 52391).

Biologi     Ordlista (t.ex. epibenthic)

Inhabits streams with sandy-rocky bottom, riffles, small falls and pools (Ref. 52391).

Life cycle and mating behavior Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver

Main reference Upload your references | referenser | Koordinator | Medarbetare

Casciotta, J.R., A.E. Almiron and M.M. Azpelicueta, 2003. A new species of Astyanax from río Uruguay basin, Argentina (Characiformes: Characidae). Ichthyol. Explor. Freshwat. 14(4):329-334. (Ref. 52391)

IUCN Red List Status (Ref. 115185)

CITES (Ref. 94142)

Not Evaluated

Threat to humans

  Harmless




Human uses

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