A fish trap thought to be at least 11,000 years old has been discovered on the ocean floor off the coast of Alaska. This video shows the moment scientists came across the oldest stone fish weir ever found, encased with grime from years underwater. Scientists with Sealaska Heritage Institute and NOAA Ocean Exploration are using AI to explore ancient caves in the area to try and find evidence of “early human occupation. The discovery in Shakan Bay by Prince of Wales Island pushes back native occupation of the region by more than 1,000 years.