The sonic activity generated by insects and other underwater species gives us information about the health of the analyzed waters. This hydrophone recording made in the marshes located in the Artzabal neighborhood in Deba shows almost no activity. Just silence.
Xabier Erkizia
2015-11-19
gipuzkoa, ura, isiltasuna, hidrofonia, debabarrena, gipuzkoako urak