Stygian Owl

Asio stygius

IUCN: Least Concern

Taxonomy

Order
Strigiformes
Family
Strigidae
Genus
Asio
eBird Code
styowl1

Vocalizations

Nicolás Baresch Uribe · CC_BY_4_0

Subspecies (6)

  • Asio stygius barberoi

    Paraguay and northern Argentina

  • Asio stygius lambi

    highlands of western Mexico (southwestern Chihuahua to Jalisco)

  • Asio stygius noctipetens

    Hispaniola including Gonâve Island

  • Asio stygius robustus

    southern Mexico (Guerrero and Veracruz) to Venezuela and Ecuador

  • Asio stygius siguapa

    Cuba including Isla de la Juventud

  • Asio stygius stygius

    eastern Peru, Bolivia, and southward to Catamarca (northwestern Argentina), eastward to northeastern Argentina and to Rio Grande do Sul (southeastern Brazil)

Data Sources

Bird images and sounds sourced from GBIF, contributed by citizen scientists worldwide under Creative Commons licenses.

Taxonomy data from AviList 2025.