Lost golf balls are pictured on the floor of the Pacific Ocean in Stillwater Cove near Pebble Beach Golf Links in Pebble Beach, California, U.S. in this undated handout photo. Alex Weber/Handout via REUTERS

Lost golf balls are pictured on the floor of the Pacific Ocean in Stillwater Cove near Pebble Beach Golf Links in Pebble Beach, California, U.S. in this undated handout photo. Alex Weber/Handout via REUTERS

Lost golf balls are pictured on the floor of the Pacific Ocean in Stillwater Cove near Pebble Beach Golf Links in Pebble Beach, California, U.S. in this undated handout photo. Alex Weber/Handout via REUTERS

Lost golf balls are pictured on the floor of the Pacific Ocean in Stillwater Cove near Pebble Beach Golf Links in Pebble Beach, California, U.S. in this undated handout photo. Alex Weber/Handout via REUTERS