Changes in the fish community of a limed
โ
J. M. Gunn; M. J. McMurtry; J. M. Casselman; W. Keller; M. J. Powell
๐
Article
๐
1988
๐
Springer Netherlands
๐
English
โ 756 KB
Nelson Lake, a moderately acidic (pH 5.7), metal-contaminated (Cu 22 ug L-l; Zn 18 ug L -I) lake, 28 km from the smelters at Sudbury, had a degraded fish community in the early 1970's, with lake trout (Salvelinus namaycush) scarce, smallmouth bass (Micropterus dolomieui) extinct, and the littoral zo