Environment: milieu / climate zone / depth range / distribution range
Ekologi
; air tawar bentopelagis. Temperate
South America: Paraná River basin (Ref. 30500). Reported from the Uruguay River (Ref. 79585).
Size / Weight / umur
Maturity: Lm ?  range ? - ? cm
Max length : 26.7 cm TL jantan/; (Ref. 30500)
Reported to reach 70 cm TL (Ref. 81048).
Life cycle and mating behavior
Maturities | Reproduksi, perkembang biakan | Spawnings | Egg(s) | Fecundities | Larva
Campos-da-Paz, R. and H.-J. Paepke, 1994. On Sternarchorhamphus hahni, a member of the rhamphichthyid genus Rhamphichthys (Ostariophysi: Gymnotiformes). Ichthyol. Explor. Freshwat. 5(2):155-159. (Ref. 30500)
Status IUCN Red List (Ref. 130435)
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
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