The Coast Guard is advising all mariners to take safety precautions while it works with local, state and other federal agencies to prepare for Isidore. The service is constantly monitoring the storm and coordinating any necessary response with emergency and law enforcement officials. to affect rescue operations after the storm," said Capt. Bradford Black, chief of operations for the Eighth Coast Guard District. The best safety measure is to keep away from the water completely. Capt. Jake Korn, chief of search and rescue for the district. The Coast Guard is recalling essential personnel to fulfill any search and rescue, aids to navigation and environmental safety missions following the storm.