Invasive American Bullfrog Removal at Conboy Lake National Wildlife Refuge

Learn about ongoing efforts to eradicate invasive American bullfrogs from Washington State's Glenwood Valley in this hour-long conservation webinar. Explore the comprehensive removal techniques and data collection methods implemented at Conboy Lake National Wildlife Refuge to protect the federally threatened Oregon spotted frog population. Discover how wildlife managers use spatially referenced field data and morphometric measurements to optimize capture efforts across multiple life stages of bullfrogs, with special focus on late metamorphs, juveniles, and adults. Follow along as U.S. Fish and Wildlife Service experts Trevor Sheffels and Robyn Reeder King share insights from three field seasons of their long-term eradication program, including how results inform detailed field crew planning both within and between seasons.