February 18, 2026
First-ever Video Captures Giant Antarctic Sleeper Shark at 490m Depth
Scientists have filmed a giant Antarctic sleeper shark for the first time, at 490 metres deep in icy Southern Ocean waters. This surprising sighting challenges old beliefs that sharks do not live in Antarctic seas. The shark, 3-4 metres long, cruised slowly in near-freezing water off the South Shetland Islands.