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Channel Islands, USA

Mystery Trawl Door | Nautilus Live

Mystery Trawl Door in Cordell Bank

The more we explore our oceans, the more we are constantly surprised by the diversity of life in extreme environments. Some discoveries, however, remind us that our human impact can even reach over half a mile deep in the sea. This trawldoor, used with trawl fishing nets to scrape the seafloor, was found 945m in .