TY - RPRT TI - Estimating densities of larval Salmonflies (Pteronarcys californica) through multiple pass removal of post-emergent exuvia in Colorado rivers. AU - Heinold, B. AU - Kowalski, D. A. AU - Nehring, R. B. PY - 2019 DO - 10.1101/2019.12.13.875195 UR - https://www.biorxiv.org/content/10.1101/2019.12.13.875195v1 ID - 10.1101/2019.12.13.875195 ER -