A stable isotope analysis on blood and whiskers samples from adult female Antarctic fur seals, from 3 colonies in the Southern Ocean: - Marion Island (2008-2018) - Bird Island, South Georgia (2008-2012) - Cape Shirreff, South Shetland Islands (2008-2012) The purpose of the study is to examine temporal, spatial and individual variation in the trophic ecology of Antarctic fur seal, and their role as sentinels of change in the Southern Ocean ecosystem. EMBARGO NOTE: Data is embargoed until 01/01/2027. The data files associated with this record will be made available at this time.

Time series dataset of depth and activity recorded by miniPAT (Wildlife computers) popup satellite archival tags deployed on Kerguelen sandpaper skates (Bathyraja irrasa, n=24) caught in the Patagonian toothfish longline fishery in Heard Island and McDonald Islands. Tags were deployed to assess the post-release survival of skates in the fishery.