Black Guillemot
(Cepphus grylle)

(above ssp. mandtii) Provincetown Harbor, Massachusetts, USA, December 2019. This is a more northern subspecies, and rare this far south.

(above ssp. mandtii) Provincetown Harbor, Massachusetts, USA, December 2019.

(above ssp. arcticus) Provincetown Harbor, Massachusetts, USA, December 2019. This is the typical subspecies that winters in New England.

(above ssp. arcticus) Provincetown Harbor, Massachusetts, USA, December 2019.

(above ssp. arcticus) Provincetown Harbor, Massachusetts, USA, December 2019.

(above) Île de la Bonaventure, Quebec, CANADA, June 2013.

(above) Île de la Bonaventure, Quebec, CANADA, June 2013.

Full Systematic List