Introduced Species
8 items found
Common Name: River Ruffe
Probably Ballast Water Introductions in the Great Lakes: References
Tommy G. Thompson to Vermont Johnson, July 13, 1988
Carlos M. Fetterloff, Jr. to Larry Murdock and Thomas Fleck, July 21, 1988
David A. LaRoche to George P. Shultz, August 9, 1988
Fifth Biennial Report on Great Lakes Water Quality, Part II
M.P. Bratzel to D.G. Chance and D.A. LaRoche, July 25, 1988
