Dibello, F. J., J. A. Bissonette, and J. Arbuckle. 1984. Maine
statewide loon survey-1984. Unpubl. Rep., Maine
Coop. Wildl. Res. Unit, Univ. Maine, Orono and
Maine Audubon Soc. 22 pp.
Hirsh, K. V., and C. L. Henderson. 1980. Common loon report:
results of an observation card program for common
loons in Minnesota - 1980. Unpubl. Rep., Minnesota
Minnesota Dep. Nat. Resour., St. Paul. 13pp.
McIntyre, J. W. 1988a. The Minnesota report; a 15-year survey
comparison. Pages 118-130 in P. I. V. Strong, ed. Papers
from the 1987 conference on loon research and
management. N. Am. Loon Fund, Meredith, NH.
McIntyre, J. W. 1988b. The common loon: spirit of the northern
lakes. Univ. Minnesota Press, Minneapolis.
Miller, E. and T. Dring. 1988. Territorial defense of multiple
lakes by common loons: a preliminary report. Pages
1-14 in P. I. V. Strong, ed. Papers from the 1987
Loon Fund, Meredith, NH.
Minnesota Department of Conservation. 1968. An inventory of
Minnesota lakes. Minnesota Dept. Conserv., Div. of
Waters, Soils, and Minerals. Bulletin No. 25. 498 pp.
Olson, D. L. 1986. The population and distribution of common loons
(Gavia immer) in northern Wisconsin. M. S. thesis,
Univ. Minnesota, Duluth. 51 pp.