In 2008 the species was officially declared extinct after an exhaustive five-year search for the seals, conducted by the National Oceanic and Atmospheric Administration and National Marine Fisheries Service.
The species was officially declared extinct after an exhaustive five-year search for the seals. This was in 2008. The seals were conducted by the National Oceanic and Atmospheric Administration. The seals were conducted by National Marine Fisheries Service.