Reposted by Sarah Gutowsky
🚨 New paper: Comparing counts made from drone-based and boat-based photography for surveying Thick-billed murre cliff colonies. By Ewan MacDonnell, @halibirdnerd.bsky.social and @movementecology.bsky.social.
#seabirds #drone #OpenAccess #survey
www.marineornithology.org/PDF/54_1/54_...