Economic valuation of potential losses of fish populations in the Swan River drainage
Subtitle: final report
By: prepared by ECO Northwest for Montana Department of Fish, Wildlife, and Parks.
Contributors: ECO Northwest, Ltd.; Montana. Dept. of Fish, Wildlife, and Parks.
Publisher: ECO Northwest?
Published: 1984
Place of publication: [Helena?
Language: eng
Subjects: Fishing -- Economic aspects -- Montana -- Swan River Watershed.