Belize Snorkeling Guide
The Belize Barrier Reef sits 5 minutes by boat from San Pedro — the second longest reef system on earth. This guide covers the best spots, what you'll see at each one, and how to pick the right tour for your group.
The Spots
Hol Chan Marine Reserve
Channel cut through the reef — incredible marine density
Hol Chan ('little channel' in Mayan) is a natural cut in the barrier reef that concentrates fish in extraordinary numbers. This is the most visited spot in Belize and for good reason: you'll see nurse sharks, rays, sea turtles, and walls of fish. Visibility is typically 20–30 metres. An absolute must.
Shark Ray Alley
Swim with nurse sharks and southern stingrays
Local fishermen historically cleaned their catch here, attracting sharks and rays. The tradition stuck, and guides still bring chum to ensure the encounter. You'll be surrounded by 6-foot nurse sharks and eagle rays within minutes of entering the water. They're harmless — nurse sharks are docile — but the experience is heart-pounding.
Mexico Rocks
Shallow patch reef perfect for beginners and photographers
A protected shallow-water patch reef in the lagoon side — calmer water, slower currents, and extraordinary coral formations starting at just 1–3 metres depth. Perfect if you're new to snorkeling, have children in your group, or want to photograph coral without fighting current. Often included as a stop on half-day northern tours.
Coral Gardens
Dense coral formations, seahorses, and moray eels
One of the best coral gardens on the reef — a maze of brain coral, elkhorn, and staghorn formations sheltering moray eels, seahorses, and lobster. Less visited than Hol Chan, which means more space and a more intimate feel. Many local guides consider this their favourite spot to take guests who want to slow down and look closely.
Tres Cocos
Healthy coral wall, barracuda, and pelagic fish
A reef wall site north of town with excellent coral health and a consistent population of barracuda, jack, and larger pelagic species. Slightly more current than Hol Chan, so better for confident swimmers. Often combined with Mexico Rocks on a northern snorkel tour.
What You'll See on the Reef
Queen angelfish, parrotfish, barracuda, snapper, jack, grouper, moray eel, porcupinefish
Southern stingray, eagle ray, nurse shark (harmless), Caribbean reef shark (occasional)
Hawksbill and loggerhead sea turtles are common throughout the reef
Brain coral, elkhorn, staghorn, pillar coral, fire coral (don't touch), sea fans, tube sponges
Spiny lobster (in season), Caribbean mantis shrimp, banded coral shrimp
Seahorses, spotted eagle rays, whale sharks (Apr–Jun at Gladden Spit), reef squid
Picking the Right Tour
Half-day Hol Chan + Shark Ray Alley
$35–55 per personBest for: First-time visitors, anyone who wants the iconic experience
Most popular tour in San Pedro. Leaves morning, back by noon. Can be crowded at peak season.
Full-day multi-stop
$65–90 per personBest for: Active travellers who want maximum reef time
Usually covers 3–4 spots including lunch. Great value for experienced snorkelers.
Private charter
$250–400 for the boatBest for: Families, couples, and groups who want their own pace
Full flexibility on timing and stops. Worth it for 4+ people. Ask Maya to arrange.
Whale shark tour (seasonal)
$150–200 per personBest for: April–June only, at Gladden Spit (2hrs south)
Full-day trip to a remote site. Unforgettable. Book well in advance.
Reef Etiquette
The Belize Barrier Reef is a UNESCO World Heritage Site and one of the most biodiverse marine ecosystems on earth. Please take the following seriously:
Ready to book a snorkeling tour?
Maya works with the best local boat captains and can match you to the right tour — whether you want the iconic spots or somewhere more remote.
Lina Point — Overwater Cabanas on the Reef
The only overwater bungalows on Ambergris Caye, positioned directly above the barrier reef. Hol Chan Marine Reserve is a 5-minute boat ride. Wake up, step off your deck, snorkel before breakfast.