- Cassin's Auklet
 - Cassin's Auklet
+4
 - Cassin's Auklet
Watch
 - Cassin's Auklet
Listen

Cassin's Auklet Ptychoramphus aleuticus Scientific name definitions

David G. Ainley, D. A. Manuwal, Josh Adams, and A. C. Thoresen
Version: 1.0 — Published March 4, 2020
Text last updated July 29, 2011

Sign in to see your badges

This content is available exclusively to Birds of the World subscribers. Sign in Learn more

Figure 1. Breeding and year-round range of Cassin's Auklet. - Range Map
Enlarge
  • Year-round
  • Migration
  • Breeding
  • Non-Breeding
Figure 1. Breeding and year-round range of Cassin's Auklet.

Southern populations appear to be sedentary, northern populations migratory, but data are needed to clarify movements.

Recommended Citation

Ainley, D. G., D. A. Manuwal, J. Adams, and A. C. Thoresen (2020). Cassin's Auklet (Ptychoramphus aleuticus), version 1.0. In Birds of the World (A. F. Poole, Editor). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.casauk.01