比達索阿河

比達索阿河（，，；，）是位於西班牙北部及法國西南部的河流，其中、上游位於西班牙境內，下游為兩國界河，河道全長66公里，流域面積710平方公里，平均流量每秒24.7立方米。該河發源自比利牛斯山西部，最終注入比斯開灣。

外部連結
*[http://www.ingurumena.ejgv.euskadi.net/r49-3613/es/contenidos/informe_estudio/red_estado_ambiental_rios/es_red_agua/.../bidasoa.pdf Report on the Environmental State of the Bidasoa River by the Basque Regional Govt (site in Spanish)]
*[http://iagua.es/2008/02/cuenca-del-bidasoa-buscando-soluciones/ Report for Correction Measures on the Bidasoa (link to Pdf, site in Spanish)]
*[https://web.archive.org/web/20200522001712/http://www.crana.org/pages/errors/404 Briefing on the Bidasoa by an Agency of the Navarrese Regional Govt (site in Spanish)]
*[http://www.ingeba.org.net/gipuzkoa/comarc/comeusk/ecombabi.htm Geographical descriptive account of the Lower Bidasoa region by Geological Research Agency (site in Basque)]
*[http://sandre.eaufrance.fr/app/chainage/courdo/htm/S6--0250.php?cg=S6--0250 The Bidas(s)oa at the Sandre database (site in French)]