Stygian Owl (Asio stygius)

Order: Strigiformes | Family: Strigidae | IUCN Status: Least Concern

Age: Adult | Sex: Unknown | Loc. Moyobamba, Peru

Age: Adult | Sex: Unknown | Loc. Colombia

Age: Adult | Sex: Unknown | Loc. Colombia

Age: Juvenile| Sex: Unknown | Loc. Colombia

Identification & Behavior: ~42 cm (16.5 in). The Stygian Owl has dusky upperparts and head. The facial discs are dusky with rufous mottling in some individuals. The breast and belly are tawny with dusky streaks. The iris is amber. It has long dark ear tufts.  It may resemble a Great-horned Owl, but is distinguished by being overall darker,  long, and slender. Also, see the Striped Owl.

Status: The Stygian Owl is rare to uncommon in extreme northern Peru. More recent reports come from the Moyobamba area. It also occurs in Co, Ec, Br, and Bo.

Name in Spanish: Búho Estigio.

Sub-species: Stygian Owl (Asio stygius robustus) L. Kelso, 1934.

Meaning of Name: Asio: L. a type of eared owl. Clamator: L. clamare, clamator= screamer, that screams. stygius:  L. related to hell or originating from hell.

See more of the Family Strigidae   peru aves

Distribution Map


    • Species range based on: Schulenberg, T. S., D. F. Stotz, and L. Rico. 2006. Distribution maps of the birds of Peru, version 1.0. Environment, Culture & Conservation (ECCo). The Field Museum. on 08/01/2015.