Crewmembers aboard the Coast Guard Cutter Oliver Berry (WPC 1124) observe a Humpback Whale surfacing in the Hawaiian Islands Humpback Whale National Marine Sanctuary, Jan. 19, 2018. The crew of Oliver Berry recently completed a week-long patrol in support of Operation Kohola Guardian, a joint inter-agency operation to raise mariner awareness of the Hawaiian Islands Humpback Whale National Marine Sanctuary and the actions required when encountering humpback whales at sea. (U.S. Coast Guard photo by Petty Officer 2nd Class Taylor Geuting/Released)