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pro vyhledávání: '"Gerald Jacobi"'
Autor:
Robert M. Hughes, Meredith Zeigler, Shann Stringer, Gordon W. Linam, Joseph Flotemersch, Benjamin Jessup, Seva Joseph, Gerald Jacobi, Lynette Guevara, Robert Cook, Patricia Bradley, Kristopher Barrios
Publikováno v:
River Res Appl
Biological monitoring is important for assessing the ecological condition of surface waters. However, there are challenges in determining what constitutes reference conditions, what assemblages should be used as indicators, and how assemblage data sh
Autor:
Gerald Jacobi
Publikováno v:
The UW National Parks Service Research Station Annual Reports. 2:93-98
A study of benthic macroinvertebrate communities above and below a natural barrier to fish movement (6 m high) on Raven Creek, a tributary of Pelican Creek in the Yellowstone Lake watershed, was undertaken in July, 1977. This project is part of a U.S