Classification / Names Noms communs | Synonymes | Catalog of Fishes(Genre, Espèce) | ITIS | CoL | WoRMS | Cloffa

> Beloniformes (Needle fishes) > Belonidae (Needlefishes)
Etymology: Potamorrhaphis: Greek, potamos = river + Greek, rhaphis = needle (Ref. 45335).

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

; eau douce pélagique; profondeur 0 - ? m. Tropical

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Point map | Introductions | Faunafri

South America: Upper Madeira River and its tributaries (Beni, Mamoré, and Guaporé); and Paraguay-Paraná River basin.

Taille / Poids / Âge

Maturity: L_m ? range ? - ? cm
Max length : 22.8 cm SL mâle / non sexé; (Ref. 10994)

Description synthétique Morphologie | Morphométrie

Épines dorsales (Total): 0; Rayons mous dorsaux (Total): 27-33; Épines anales 0; Rayons mous anaux: 24 - 29; Vertèbres: 64 - 72. Most closely resembles P. guianensis from which it differs most markedly in lower numbers of dorsal and anal fin rays, vertebrae, and predorsal scales. Predorsal scales 77-113, mean 93.9.

Oviparous (Ref. 205). Eggs may be found attached to objects in the water by tendrils on the egg's surface (Ref. 205).

Life cycle and mating behavior Maturité | Reproduction | Frai | Œufs | Fécondité | Larves

Référence principale Upload your references | Références | Coordinateur : Collette, Bruce B. | Collaborateurs

Collette, B.B., 1982. South American freshwater needlefishes of the genus Potamorrhaphis (Beloniformes: Belonidae). Proc. Biol. Soc. Wash. 95(4):714-747. (Ref. 10994)

Statut dans la liste rouge de l'IUCN (Ref. 130435)

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Potamorrhaphis eigenmanni Miranda Ribeiro, 1915