Sponsor
Portland State University. Department of Biology
Date of Publication
1973
Document Type
Thesis
Degree Name
Master of Science (M.S.) in Biology
Department
Biology
Language
English
Subjects
Leucocytozoon simondi, Canada goose
DOI
10.15760/etd.2138
Physical Description
1 online resource (26 p.)
Abstract
Blood smears of blood collected in 1971 and 1972 from 291 Canada geese at Malheur National Wildlife Refuge were examined to determine the incidence of the avian malarial parasite, Leucocytozoon simondi. No parasites were found. Absence of blood parasites suggests that birds using migration routes to the north and northeast of Malheur are free of the disease.
The Leucocytozoon infections known in California waterfowl may be attributable to sources within the flyway east or northeast of California, to infected birds crossing over from other flyways, or abnormal conditions in the molting grounds of sub-adult and non-nesting birds where major flyways converge in northcentral Canada.
Rights
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Persistent Identifier
http://archives.pdx.edu/ds/psu/13325
Recommended Citation
Snively, John Val, "A Survey for Leucocytozoon Simondi Mathis and Leger (1910) in Canada Geese of the Malheur Wildlife Refuge" (1973). Dissertations and Theses. Paper 2140.
https://doi.org/10.15760/etd.2138
Comments
A thesis submitted in partial fullfillment of the requirements for the degree of Master of Science in Biology