Aguiguan Reed Warbler (Acrocephalus nijoi)

The Aguiguan Reed Warbler bird is a small, endangered species of bird found in the Commonwealth of the Northern Mariana Islands in the western Pacific Ocean. Scientifically known as Acrocephalus nijoi, this little bird is only about 14 centimeters in length and primarily feeds on insects and small invertebrates found in the reed beds and mangroves of the islands it inhabits.

Although small in size, the Aguiguan Reed Warbler is an important species in the ecosystem and plays a crucial role in maintaining the health and balance of the environment it lives in. Unfortunately, the species has faced several threats over the years, and its population has been declining rapidly.

One of the most significant threats to the Aguiguan Reed Warbler bird is habitat loss. Human activities, such as logging, agriculture, and development, have led to the destruction and fragmentation of the bird's natural habitat, leaving them with limited space to forage, breed, and rear their young.

Another factor contributing to the decline of the Aguiguan Reed Warbler is the introduction of non-native species, such as rats, feral cats, and mongoose. These introduced species prey on the bird's eggs, chicks, and even adult birds, causing the adult population to dwindle.

Conservationists and local authorities have taken several measures to protect the Aguiguan Reed Warbler from extinction. Some of these measures include habitat restoration, predator control, captive breeding, and public education campaigns to raise awareness about the bird's plight.

Despite these efforts, the Aguiguan Reed Warbler bird population remains in a precarious state, and urgent action is necessary to reverse their declining numbers. By preserving the bird's natural habitat, controlling introduced species, and educating the public, we can help ensure the survival of this small but essential bird species and maintain a healthy and balanced ecosystem for future generations.

Other names

Acrocephalus nijoi



Aguiguan Reed Warbler



marijanski trstenjak




Rousserolle d’Aguijan




trzciniak brunatny


trsteniarik aguijanský

Carricero de Aguijan


Aguihan Kamışçını

очеретянка агвігуанська