Fig. 1

Study areas in Port Frederick and the Bering Sea, Alaska. Port Frederick (Objectives 2 and 3): release locations (stars) and PSAT pop-up locations (circles; size of circle reflects uncertainty in pop-up locations) for three longline-caught Pacific halibut (Hippoglossus stenolepis) tagged with Wildlife Computers MiniPAT PSATs. Bering Sea (Objective 4): release locations of Wildlife Computers sPAT-Benthic-354 Pop-up Satellite Archival Tags (PSATs) on weighted tags (squares, color corresponds to station color in Fig. 10), healthy Pacific halibut captured by longline (plus symbol), and Pacific halibut carcasses (asterisks)