Plying the uncharted waters that you ply beyond the known Seven Seas, you have undoubtedly had to avoid numerous terrors in your quest to perform research to better mankind, be it Screeching Eels, the Maelstrom, and possibly even rogue schools of mermaids gone feral.
And now torpedoes?
Hmm. As I think of it, those feral mermaids sound kind of interesting...