Patrimonio marítimo inmaterial en la bocana de la Ría de Bilbao: Fiestas náuticas en la Villa de Portugalete

This article examines maritime festivals in the town of Portugalete, village located at the mouth of the Ria de Bilbao. As an expression of intangible heritage. And given their different types and dimensions. Historical and anthropological terms. From complementary techniques:primary sources, press and pograms, observation and interviews. In its most representative examples: nautical summer holidays, Virgen de La Guía, San Nicolás, Kofradi Eguna (and Board of the Brotherhood).