Sosua diving
Sosua diving offers ideal conditions as the bay is relatively calm all year round, with very little current or surge, making this a perfect place to discover the underwater world for beginners. For the more experienced of you Sosua offer deep, wall and wreck dives.Visibility in winter is around 12 metres and during the summer this increases to up to 35 meters.
There are plenty of hard and soft corals, sponges and fish, with the average water temperature between 26°C and 29°C. Occasional visitors to Sosua shores include Manta Rays, Whales, Nurse Sharks and Whale Sharks.
For beginners there are a lot of interesting sites like, the Three rocks and the Five Rocks. Both sites don't go any deeper than 19m and have a lot of fishes and nice corals.
Pyramid is a dive spot for beginners who like to dive in caves as it's at a depth of 5-18m while as Palmera is a nice coral covered wall with overhangs and small tunnels.
More
advanced divers can enjoy the Zingara Wreck
at a depth of 28-36m.
In the year 1994 a small cargo ship with loading crane and tonnage
was sank for divers. Doors and windows were taken away to give
a safe dive. In this new habitat some fishes have settle down.
Some operators offer excursions to Las Galeras at the East coast or to Bayahibe, isla Catalina, Isla Saona at the South coast in the Caribbean ocean.
I just wrote a few highligts but you can find more in the regional dive centers websites.