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The area includes both natural and modified habitats influenced by agriculture, erosion, and sedimentation.","designDescription":"The survey combined targeted field sampling in 2025 with review of existing data and reports. Observations were georeferenced and recorded following NINA’s standard biodiversity mapping protocols.","relatedProjects":[],"abstract":"Species occurrence data from terrestrial and aquatic surveys conducted along the Ristelva River and its tributaries in Trondheim, Norway, in connection with planned landslide mitigation and river restoration measures."},"samplingDescription":{"studyExtent":"Field surveys were conducted during the 2025 season across selected ravine sections and riparian zones along the Ristelva River and its tributaries on Byneset, Trondheim. The study covered both terrestrial and aquatic habitats within the planned landslide mitigation area.","sampling":"Field surveys were conducted during the 2025 season across selected ravine sections and riparian zones along the Ristelva River and its tributaries on Byneset, Trondheim. The study covered both terrestrial and aquatic habitats within the planned landslide mitigation area.","qualityControl":"All species identifications were verified by experienced taxonomists at NINA and NTNU University Museum. Data were checked for consistency, geographic accuracy, and completeness before publication, following NINA’s internal quality assurance procedures for biodiversity data.","methodSteps":["Field survey using digital tools for in situ registration of species occurrences through ArcGIS Field Maps, ArcGIS Survey 123 and/or the NiN mobile application."]},"countryCoverage":[],"collections":[],"dataDescriptions":[],"dataLanguage":"eng","pubDate":"2025-11-19T00:00:00.000+00:00","maintenanceUpdateFrequency":"AS_NEEDED","maintenanceDescription":"","license":"http://creativecommons.org/licenses/by/4.0/legalcode","dwca":{"coreType":"http://rs.tdwg.org/dwc/terms/Occurrence","extensions":[],"modified":"2026-07-12T22:19:09.287+00:00"},"approximateCounts":{"occurrenceCount":1161}}