The Ship That Sank Twice
- Episode aired Feb 18, 1989
![Dolphin Cove (1989)](https://m.media-amazon.com/images/M/MV5BZTFjOWRlMjEtMDlkNi00YTc1LWExMDUtZDQ5YTkyMGVmNTZjXkEyXkFqcGdeQXVyMjcyMDU4NA@@._V1_QL75_UY281_CR114,0,190,281_.jpg)
Mike's experiments using sound waves with the dolphins is a breakthrough in communications, but his boss Trent sees it as his chance to go in search of sunken treasure off the coast.Mike's experiments using sound waves with the dolphins is a breakthrough in communications, but his boss Trent sees it as his chance to go in search of sunken treasure off the coast.Mike's experiments using sound waves with the dolphins is a breakthrough in communications, but his boss Trent sees it as his chance to go in search of sunken treasure off the coast.