Eight Australian sea lions were fitted with cameras and trackers to capture unprecedented insights into their behaviour and the marine habitats where they hunt. Nathan Angelakis at the University of Adelaide, Australia and his colleagues sedated the endangered Australian sea lions (Neophoca cinerea) from Olive Island and Seal Bay in South Australia in December 2022 and August 2023 and glued cameras and GPS trackers to their bodies.
The researchers were able to record footage down to a depth of 115 metres, on foraging trips that lasted up to six days, gaining an insight into the life of the sea lions.

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