I am obsessed with marine life and I want to plan my net vacation around scuba diving– so tell me what is the best place.

I love marine life as well. As a scuba diver I have to quite a few places. So let me list them for you. All of these destinations are excellent vacation destinations, and they all have great scuba diving. I access the caribbean islands quite a bit because I am in Michigan. Also – I love Hawaii so I go scuba diving there quite a bit. So here is the list not by preferences, just destinations I have been to:
Tortola – British Virgin Islands
St, Thomas – US Virgin Islands – also try St Johns, & St. Croix
St, Maarten – Dutch & French
Saba – Dutch
St Vincent & Grenadines – fantastic small marine life
Grand Cayman
Cayman Brac
Little Cayman
Cozumel – Mexico
Cancun – Mexico
Trinidad Tobago – Tobago is the place to dive
Dominican Republic – not my first choice – It has improved a lot
Kona Coast – Big Island Hawaii
Molokai – Monk Seals/Hammerhead Sharks
Kauai – Poipu area – sail over to Niihau
Great Barrier Reef – Australia
SOME OTHER Destinations – I have not been to
Belize – Central America
Roatan – Honduras
Palau – South Pacific
Solomon Islands – South Pacific
Cebu – South Pacific
There are numerous more – have fun with these to begin with
Happy Scuba Diving