Mantaray Bay, tucked into the northern tip of Hook Island in the Whitsundays, is a sheltered snorkeling haven renowned for its vibrant fringing reef and dazzling fish life — so abundant it's nicknamed 'The Aquarium.' Crystal-clear calm waters reveal coral gardens, underwater swim-throughs, and two submerged manta ray sculptures. The bay's resident celebrity, George the giant Maori (Napoleon) wrasse, often greets snorkelers with curious charm. Winter months (May–September) bring majestic manta rays cruising through the bay. An absolute must-visit on any Great Barrier Reef itinerary.
Mantaray Bay, Hook Island
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Wave Height 0.1 mSwell Period 2.5 sWind Speed 3.2 knPrecipitation 0.7 mmTidal Phase flood
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Community contribution: submitted by Daniel
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Moderate risk: Marine stingers (jellyfish)
Stinger season (marine stingers / jellyfish) in tropical Queensland waters. Protective stinger suits recommended.
Low risk: Manta ray seasonal presence
Manta rays are most frequently sighted from May to September, though they are not aggressive, swimmers should maintain respectful distance.
Low risk: Wind-affected conditions
The bay is exposed to southeasterly trade winds; strong winds can create choppy conditions and reduce visibility.
Low risk: Cyclone-damaged coral (recovering)
Cyclone Debbie in March 2017 caused significant coral damage; the reef is still recovering in some areas. Snorkelers should avoid standing on or touching fragile coral.
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Getting in
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Entry
Mantaray Bay is located on the northern end of Hook Island, in the Whitsundays group of the Great Barrier Reef. Access is exclusively by boat — either via private vessel, bareboat charter, or commercial snorkel/sailing tour from Airlie Beach, Shute Harbour, or Hamilton Island. There are six public moorings available (no anchoring permitted).
Parking & facilities
No parking at the bay. Vehicles can be left in long-term parking at Airlie Beach or Shute Harbour terminals.
No direct fee for the bay itself, but charter/tour fees apply. Great Barrier Reef Marine Park levy may be included in tour costs.
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About this data
- Conditions last evaluated
- Spot data last updated
- Data sources
- Open-Meteo (marine & weather conditions), tide predictions via UTide, community contributors (descriptions, hazards, marine life).
- License
- Spot content licensed under CC BY-SA 4.0. How's the Spot is open source.
Weather & swell ┬╖ Open-Meteo marine & weather APIs Tides ┬╖ UTide harmonic analysis Sea & safety ┬╖ community reports