The Cañas River (Spanish: Río Cañas) is a tributary of the Añasco River that flows through the municipality of Mayagüez in Puerto Rico.Municipio de Mayagüez. (January 19, 2021). Mayagüez Approved Hazard Mitigation Plan (HMP 210119). Retrieved September 8, 2025, from https://jp.pr.gov/wp-content/uploads/2021/10/MAYA-Approved-HMP-210119.pdf
See also
List of rivers of Puerto Rico
References
External links USGS Hydrologic Unit Map – Caribbean Region (1974) Ríos de Puerto Rico