TY - ADVS ED - National Geographic Society (U.S.), ED - Twentieth Century-Fox Film Corporation, TI - Sea of shadows PY - 2019///] CY - [Washington, DC] PB - National Geographic KW - Whales KW - Mexico KW - California, Gulf of KW - Rare mammals KW - Poachers KW - Poaching KW - Documentary television programs KW - lcgft KW - Nonfiction television programs KW - Television programs KW - Video recordings for the hearing impaired N1 - Wide screen (16:9); Originally produced as a motion picture in 2019; Rating: Not rated N2 - In Mexico's Sea of Cortez, a group of dedicated scientists, high-tech activists, investigative journalists and courageous undercover agents attempt to rescue the most endangered and elusive whale on Earth while battling the vicious Mexican drug cartels and Chinese traffickers whose destructive poaching methods are threatening the regions marine life ER -