TY - RPRT TI - Monitoring fish spawning sites in freshwater ecosystems using low-cost UAV data: A case study of salmonids in lakes in Iceland AU - Ponsioen, L. AU - Kapralova, K. H. AU - Holm, F. AU - Garcia Martinez, S. AU - Hennig, B. D. PY - 2021 DO - 10.1101/2021.06.12.448199 UR - https://www.biorxiv.org/content/10.1101/2021.06.12.448199v1 ID - 10.1101/2021.06.12.448199 ER -