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Northern Goshawk diet in Minnesota: An Analysis using video recording systems

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Northern Goshawk diet in Minnesota: An Analysis using video recording systems; 2005; Article; Journal; Journal of Raptor Research; Smithers, B. L.; Boal, C. W.; Andersen, D. E.

Summary

We used video-recording systems to collect diet information at 13 Northern Goshawk (Accipiter gentilis) nests in Minnesota during the 2000, 2001, and 2002 breeding seasons. We collected 4871 hr of video footage, from which 652 prey deliveries were recorded. The majority of prey deliveries identified were mammals (62%), whereas birds (38%) composed a smaller proportion of diet. Mammals accounted for 61% of biomass delivered, and avian prey items accounted for 39% of prey biomass. Sciurids and leporids accounted for 70% of the identified prey. Red squirrel (Tamiasciurus hudsonicus), eastern chipmunk (Tamias striatus), and snowshoe hare (Lepus americanus) were the dominant mammals identified in the diet, while American Crow (Corvus brachyrhynchos) [...]

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Type Scheme Key
local-index unknown 70027981
local-pk unknown 70027981
series unknown Journal of Raptor Research

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citationTypeArticle
journalJournal of Raptor Research
languageEnglish
parts
typevolume
value39
typeissue
value3

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