Order: Procellariiformes | Family: Hydrobatidae | IUCN Status: Least Concern
Age: Adult | Sex: Unknown |Loc. Various
Identification & Behavior: ~20.5 cm (8.1 in). The Leach’s Storm-Petrel is similar to other white-rumped storm-petrels. It is distinguished having the white restricted to the rump with little to no extension to the sides of the tail and undertail coverts. It shows a triangular dusky shape that “encroaches” down from the uppers side of the rump splitting the tail in half. The tail is deeply forked and flies with deep wingbeats in a generally erratic flight. See Wilson’s Storm-Petrel and Band-rumped Storm-Petrel.
Status: The Leach’s Storm-Petrel is non-breeding migrants known to occur in the waters of north and central Peru. It also occurs in Co and Ec.
Name in Spanish: Golondrina de Mar Boreal.
Sub-species: Leach’s Storm-Petrel (Oceanodroma leucorhoa).
Meaning of Name: Hydrobates: Hydro: Gr.= water, and bates= walker, one who walks. leucorhoa: Gr. leukos = white and orrhos= the rump.
Distribution Map
Voice:
Generally silent at sea.

Generally silent at sea.
References:
-
- 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. http://fm2.fieldmuseum.org/uw_test/birdsofperu on 01/01/2015.