Seasonal composition of invertebrates in several Oregon streams
By: Pamela E. Porter and William R. Meehan.
Contributors: Meehan, William R.; Pacific Northwest Research Station (Portland, Or.)
Series: Research paper PNW -- RP-382.; Research paper PNW -- 382.
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station
Published: 1987
Place of publication: Portland, Or
Language: eng
Number of pages: 36
Subjects: Invertebrates -- Research -- Oregon.; Stream ecology -- Oregon.
Notes: Cover title.

Distributed to depository libraries in microfiche.

"December 1987"--P. [4] of cover.

Includes bibliographical references (p. 6-7).

Also issued online.