I HAVE ALSO SNORKELED THE ISLANDS AND FOUND THEM TO BE PRETTY GOOD. WE HIRED A SMALL BOAT ON THE BEACH AT PUNTA MITA TO TAKE US OUT. PROBABLY THE HIGHLIGHT ON THE BOATRIDE OUT WAS SEEING A MANTA RAY ABOUT 12 FEET ACROSS. PRETTY CLEAR WATER ON THE BACKSIDE OF THE ISLAND TOO.