---
title: "With the rats eliminated, Peruvian Diving Petrels return to breed on Chile’s Pajaros Uno Island"
---

# With the rats eliminated, Peruvian Diving Petrels return to breed on Chile’s Pajaros Uno Island

*![Peruvian Diving Petrel chick Island Conservation](https://acap.aq/images/stories/acap/Birds/Petrels/Petrels/Peruvian_Diving_Petrel_chick_Island_Conservation.webp)  
A Peruvian Diving Petrel chick on**Pajaros Uno Island**, photograph from Island Conservation*

 [Peruvian Diving Petrels](http://datazone.birdlife.org/species/factsheet/Peruvian-Diving-petrel-Pelecanoides-garnotii) *Pelecanoides garnotii* have returned to breed on Chile’s [Pajaros Uno Island](https://www.islandconservation.org/pajaros-uno-island/) following the eradication of Black Rats *Rattus rattus* in 2020, confirmed as successful two years later ([click here](https://au.news.yahoo.com/locally-extinct-bird-lured-back-to-remote-island-with-audio-recording-031849830.html)).  Two pairs of have been found breeding this year on the 70-ha island”.  “The audio recordings were played on a specialised solar-powered sound system and during the night when the sea was calm the sounds could be heard up to 300 metres away from the island.”

 *![Pajaros Uno Island](https://acap.aq/images/stories/acap/Birds/Petrels/Petrels/Pajaros_Uno_Island.webp)  
Pajaros Uno Island, photograph from Island Conservation*

 The island also supports breeding populations of Peruvian Boobies *Sula variegata*, Kelp Gulls *Larus dominicanus**and Humboldt* Penguins *Spheniscus humboldti.*

 *![Peruvian Diving Petrel Island Conservation](https://acap.aq/images/stories/acap/Birds/Petrels/Petrels/Peruvian_Diving_Petrel_Island_Conservation.webp)  
A Peruvian Diving Petrel at sea, photograph by Island Conservation*

 The successful eradication effort was undertaken by the [Chilean Ministry of the Environment](https://www.gob.cl/en/ministries/ministry-of-the-environment/) and the environmental NGO [Island Conservation](https://www.islandconservation.org/).

 *07 June 2024*