TY - RPRT TI - Bathymetric and acoustic-backscatter mapping of Lake Sammamish, Washington, during USGS field activity 2021-656-FA AU - Peter Dartnell AU - Daniel S. Brothers AU - Brian L. Sherrod AU - Gerry A. Hatcher AU - Daniel Charles Powers AU - Jenna C. Hill AU - Jackson E. Currie AU - Peter Dal Ferro PY - 2025 DO - 10.3133/dr1207 UR - https://pubs.usgs.gov/publication/dr1207 ID - dr1207 ER -