The phrase "experienced snorkeler" refers to a person who has a lot of knowledge and skill in snorkeling, which is swimming on the surface of the water with a snorkel mask and fins to explore underwater. Full definition
The blade responds really well to any swimming style, which makes these a good choice for beginners and experienced snorkelers alike. (geekwrapped.com)
For more experienced snorkelers or divers, the best option is a boat trip out to the reef, where you're likely to spot nurse sharks, majestic rays and pods of dolphins. (luxuryretreats.com)
Ocean side of the reef is for experienced snorkelers. (parrishkauai.com)