Plizio Visual Lab
Birnie Island Bird Sanctuary

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Birnie Island is a remote, uninhabited coral atoll in the Phoenix Islands group, serving as a vital sanctuary for seabirds in the central Pacific. The island's terrain is characterized by its aridity and lack of a central lagoon, making it a compact, scrub-covered outpost in the vast ocean. This isolation has made it a premier breeding ground for several species, most notably the Masked Booby, which maintains a significant colony on the island's low-lying plains. Other species such as sooty terns and frigatebirds also frequent the area, utilizing it as a safe stopover during trans-Pacific migrations. As part of the Phoenix Islands Protected Area (PIPA), a UNESCO World Heritage site, Birnie is subject to rigorous environmental monitoring. To preserve its delicate ecological balance and protect the avian population from invasive species and human disturbance, landing on the island is strictly prohibited, ensuring it remains one of the world's most pristine wilderness areas.
Best time to visit & climate
The most pleasant time to visit is Sep–Nov.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °C | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| Rain mm | 95 | 124 | 97 | 95 | 61 | 66 | 52 | 53 | 37 | 37 | 39 | 90 |
📋 Practical info
Geography
Facts
- Area 0.8 km²
- Part of PIPA
- Sooty tern
- Shallow lagoon
- Grass vegetation
- Strictly protected
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 nearby
Frequently asked questions
Can Birnie Island be visited by tourists?
What animals live on the island?
How do you reach Birnie Island?
Are there any accommodations there?
When is the best time to visit?
Birnie Island Bird Sanctuary: where is it located?
Birnie Island Bird Sanctuary: when is the best time to visit?
Birnie Island Bird Sanctuary: why is it worth visiting?


























