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Heavy metal accumulation in a feather moss, Pleurozium schreberi, and soils in Northwestern Ontario
It has been determined that carpet-forming mosses are good indicators of heavy metal deposition, since they are dependent on their supply of nutrients from above rather than from the substrate. Samples of the common ...
Effects of depressed pH on survival, growth and reproduction of brook trout, Salvelinus fontinalis (Mitchill)
Brook trout were continuously exposed to depressed pH values from 4.0 to 6.0, at 0.5 unit Intervals during a nine-month partial-chronic bloassay. At all pH levels above 4.0, Juvenile fish exhibited greater than 96 per ...