Scientists and other environmental advocates warn such activity would threaten coral reefs and other marine life.By Teresa TomassoniPresident Donald Trump is seeking to reverse significant ocean protections by allowing commercial fishing in three Pacific marine national monuments President George W. Bush established in the early 2000s. The Bush administration specifically created these protected areas to safeguard some of the region’s most pristine coral reefs, seabird colonies and other marine life from extractive activities, including commercial fishing, within their bounds.