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Ivaí River
Location
Country	Brazil
Physical characteristics
Source
• location	Paraná state
Mouth
• location	Paraná River
Length	798 km (496 mi)
Basin size	36,587 km (14,126 sq mi)
Discharge
• location	mouth
• average	(Period: 1974-2008) 733.4 m/s (25,900 cu ft/s)

The Ivaí River (Portuguese, Rio Ivaí) is a river of Paraná state in southern Brazil. It is a tributary of the Paraná River. Its official spelling is Ivaí, with variants including Ivahy and Ival.

The river basin is ecologically very degraded, with fragile and vulnerable soil. It contains the 8,716 hectares (21,540 acres) Perobas Biological Reserve, a strictly protected conservation unit created in 2006.

See also

• List of rivers of Paraná
• Tributaries of the Río de la Plata

23°18′17″S 53°41′49″W / 23.30472°S 53.69694°W / -23.30472; -53.69694

References

1. "Revista Brasileira de Geomorfologia RIVER".
2. "Revista Brasileira de Geomorfologia RIVER".
3. "Revista Brasileira de Geomorfologia RIVER".
4. Rio Ivaí at GEOnet Names Server
5. GEOnet Names Server
6. Reserva Biológica das Perobas (PDF) (in Portuguese), MMA, retrieved 2016-04-16
7. GNS coordinates adjusted using Google Maps, and GeoLocator

• Brazilian Ministry of Transport

• v
• t
• e

• Rivers of Paraná (state)
• Tributaries of the Paraná River
• Paraná (state) river stubs