What a wonderful place for snorkeling and scuba diving Hawaii has a abundance of places that are fantastic as they offer a tremendous amount of fish and colorful undamaged coral. Turtle whales dolphins are routinely spotted by scuba divers & Snorkels in Hawaii.

For scuba diving and snorkeling In Waikiki you have very close by Haunama Bay probably in the top ten spot in the world for snorkeling the scuba diving here is also go but a little hard to get the equipment there Haunama Bay has a lot of snorkeling equipment for rent that is fairly good condition compared to other places You might if you are considering going there rent the snorkeling equipment from Snorkel Bobs a local shop that has been there for years they tend to be expensive but the dive equipment is first rate. Snorkel Bob's often times has used dive gear there are Snorkel bob locations on all of the Hawaii Islands
You might also consider if you get the bug bad buying Mask and fins in Hawaii I recommend that you look at Ocean Concepts on Ward at Sports Authority Check out this link to find out what you should be looking for when Buying Scuba Diving Mask and Fins