StreamNet is a cooperative information management and data dissemination project focused on fisheries and aquatic related data and data related services in the Columbia River basin and the Pacific Northwest.
Data are provided in tabular format and as maps and GIS layers. Information is available through the online data query system, interactive mapping applications, the Data Store, or by custom request.
HEP information and archives are now available on StreamNet
Habitat Evaluation Procedures (HEP) is used to quantify the impacts of development, protection, and restoration on terrestrial and aquatic habitats by assessing changes, both negative Read more →
New “Mapper” dataset added!
This new dataset shows the locations of facilities used for fisheries management or passage throughout the Columbia River basin. The StreamNet GIS map layer displays Read more →