Placer mining on the Rogue River, Oregon, in its relation to the fish and fishing in that stream,
Ward, Henry Baldwin, 1865-1945.
Placer mining on the Rogue River, Oregon, in its relation to the fish and fishing in that stream, by Henry Baldwin Ward. An ecological study made for the Oregon State Department of Geology and Mineral Industries, September 1937 - May 1938. - [Portland, 1938] - 31 p. illus. 28 cm. - Oregon. State Dept. of Geology and Mineral Industries. Bulletin no. 10 .
Appendix A: "Extracts from report on Rogue River turbidity, by Arthur M. Swarthley": p. 26-27. Appendix B: "Experiments on tolerance of young trout and salmon for suspended sediment in water, by L. E. Griffen": p. 28-30.
"Articles cited": p. 31.
gs 38000241
Fisheries--Oregon--Rogue River.
Water--Pollution.
Rogue River (Or.)
QE155 / .A3 no. 10
Placer mining on the Rogue River, Oregon, in its relation to the fish and fishing in that stream, by Henry Baldwin Ward. An ecological study made for the Oregon State Department of Geology and Mineral Industries, September 1937 - May 1938. - [Portland, 1938] - 31 p. illus. 28 cm. - Oregon. State Dept. of Geology and Mineral Industries. Bulletin no. 10 .
Appendix A: "Extracts from report on Rogue River turbidity, by Arthur M. Swarthley": p. 26-27. Appendix B: "Experiments on tolerance of young trout and salmon for suspended sediment in water, by L. E. Griffen": p. 28-30.
"Articles cited": p. 31.
gs 38000241
Fisheries--Oregon--Rogue River.
Water--Pollution.
Rogue River (Or.)
QE155 / .A3 no. 10