One of golf balls have been found at the bottom of David Roston . One witness , conservationist Adrian Shine , told CNN he had seen locals launching balls almost 300 feet into the waters . Golf balls found 100 yards from U.S. and 300 yards from the shore . Conservationists say the golf balls are not an environmental threat .
One of golf balls have been found at the bottom of David Roston . Golf balls found 100 yards from U.S. and 300 yards from the shore . Conservationists say the golf balls are not an environmental threat .