Harlequin Duck Research and Monitoring in Montana: 1997
By:  submitted by Paul Henricks and James D. Reichel.
Contributors: Reichel, James D.; Asarco Inc.; Montana Natural Heritage Program.
Publisher: Montana Natural Heritage Program
Published: 1998
Place of publication: Helena, Mont
Language: eng
Number of pages: 28
Subjects: Harlequin duck -- Montana.