This would be a marine veterinarian or an aquatic veterinarian.
A doctor of animals is known as a veterinarian.
General?
Vetrinary
The same as you would call a Male doctor. a doctor!!!
Veterinarians treat animals including cats and dogs.
I dont know what you call 5 blondes underwater.
a vet
Someone who takes care of animals would be a Veterinarian. It could also be a farmer, or a zoologist. Even an animal trainer.
that doctor is an ORL (oto-rhino-laryngologiste)
A vessel that travels underwater is termed a submarine.
seamount
Call your doctor and drink plenty of water