Nu'ulua is a small uninhabited island in the Aleipata Islands

Aleipata Islands

The Aleipata Islands is a group of four uninhabited islands off the eastern end of Upolu Island, Samoa, with an aggregate area of 1.68 km²):*Nu'utele *Nu'ulua *Namua *Fanuatapu...

 situated more than 1.3 km from the eastern end of Upolu

Upolu

Upolu is an island in Samoa, formed by a massive basaltic shield volcano which rises from the seafloor of the western Pacific Ocean. The island is long, in area, and is the second largest in geographic area as well as the most populated of the Samoan Islands. Upolu is situated to the east of...

 in Samoa

Samoa

Samoa , officially the Independent State of Samoa, formerly known as Western Samoa is a country encompassing the western part of the Samoan Islands in the South Pacific Ocean. It became independent from New Zealand in 1962. The two main islands of Samoa are Upolu and one of the biggest islands in...

.

Nu'ulua has a land area of 25 hectares and is a habitat for locally and regionally endemic

Endemism in birds

An endemic bird area is a region of the world that contains two or more restricted-range species, while a "secondary area" contains one or more restricted-range species. Both terms were devised by Birdlife International....

 birds including the endangered Tooth-billed Pigeon

Tooth-billed Pigeon

The Tooth-billed Pigeon also known as Samoan Pigeon, is a medium-sized, approximately 34 cm long, dark pigeon with reddish feet and bare skin around eye. The underparts, head and neck are blackish with a slight blue-green iridescence, and the tail, wings-coverts and tertials are chestnut,...

, (Didunculus strigirostris), also known as Samoan Pigeon, and an endemic bat (Pteropus samoensis).

Together with Nu'utele

Nu'utele

Nu'utele is an island which consists of a volcanic tuff ring situated 1.3 km off the eastern end of Upolu island, Samoa. It is the largest of the four Aleipata Islands, at 1.08 km²....

, another small island in the Aleipata Islands, the two isles hold the largest seabird colonies in Samoa and identified as highly significant sites for conservation. The conservation project has included efforts to eradicate the presence of Pacific rats (Rattus exulans) which prey on native insects, birds and lizards on the islands.

These islets are remnants of eroded volcanic

Volcano

2. Bedrock3. Conduit 4. Base5. Sill6. Dike7. Layers of ash emitted by the volcano8. Flank| 9. Layers of lava emitted by the volcano10. Throat11. Parasitic cone12. Lava flow13. Vent14. Crater15...

 tuff ring.

Ownership of both islands rests with customary chiefly titles in the villages of Aleipata on Upolu.