Plizio Visual Lab
Muri Lagoon Reserve
The Muri Lagoon Reserve on Rarotonga is one of the most ecologically significant and visually impressive marine protected areas in the Cook Islands. The shallow, spirited turquoise lagoon encompasses four small islets known as motu, providing a diverse habitat for a wide array of tropical marine life. Sea cucumbers play a vital role here as natural filters, processing the sand and maintaining the water clarity essential for the health of the surrounding coral reefs. In response to environmental challenges, the local community has implemented traditional "Rau" conservation zones, ancient Polynesian protocols that restrict fishing and harvesting to allow the ecosystem to regenerate. Muri is a premier destination for snorkeling and kayaking, where visitors can drift over colorful coral gardens teeming with fish. The reserve is a testament to the effectiveness of blending traditional indigenous knowledge with modern conservation science, ensuring that Rarotonga’s most famous lagoon remains a thriving and beautiful sanctuary for years to come.
- Location: Cook Islands
- Top sights: Muri Beach · Te Ara Museum · Captain Tamas Lagoon Cruizes
- Nearby: Matavera (4 km)
Best time to visit & climate
The most pleasant time to visit is Jun–Aug.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °C | 26 | 27 | 27 | 26 | 25 | 24 | 23 | 23 | 23 | 23 | 24 | 25 |
| Rain mm | 185 | 197 | 187 | 158 | 133 | 62 | 84 | 66 | 86 | 92 | 147 | 177 |
📋 Practical info
Geography
Facts
- Includes four motu: Taakoka, Koromiri, Gonuapu, Motutapu
- Important habitat for giant clams
- Popular destination for snorkeling
- Subject to community conservation rules (Ra'ui)
- Home to diverse tropical reef fish
- The reef provides protection against erosion
Explore nearby
Notable places around
Route planner — Car & Motorhome
Where do you start? We build the route here, with stops and country notes along the way.
© OpenStreetMap contributors · OpenRouteService
Sights in the town Muri Lagoon Reserve (10)
Muri Lagoon
Shallow turquoise lagoon in front of Muri Beach, well-suited for kayaking.
Arore
Mountain in New Zealand, part of the South Island range.
7 Canoes
Monument commemorating the seven canoes of Polynesian settlers.
Toroume
Mountain in New Zealand, located on the South Island.
Ngatangiia CICC Church
Church of the Cook Islands Christian Church in Ngatangiia village.
Seven Day Adventist
Seventh-day Adventist church building on Rarotonga.
Sights nearby
Frequently asked questions
What is special about the Muri Lagoon Reserve?
Can you walk to the islets in the reserve?
What fish can be seen while snorkeling?
Are there currents there?
Is the reserve accessible for free?
Muri Lagoon Reserve: where is it located?
Muri Lagoon Reserve: what is there to see?
Muri Lagoon Reserve: when is the best time to visit?
Muri Lagoon Reserve: why is it worth visiting?






















