BIOL 2903 Lecture Notes - Lecture 4: Northern Hawk-Owl, Boreal Owl, Spruce Grouse
8 May 2016
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Document Summary
The only site in hbl for rock polypody. The suton hills as the only major source of relief. The boreal forest has relief and trees (continuous forest) The boreal forest occupies 25 % of ontario. It lies on the canadian shield- entirely on it (physiographic region) The rocks are old hard, and generally acidic common minerals include silica and quartz: difficult to erode. The southern limit = great lakes- st. lawrence forest region (characterized by a mixture of northern and southern trees) White pine and red pines are virtually absent in the boreal forest: but are found in the great lake st lawrence forest region. Boreal forest have confiners/ coniferous trees like white spruce, black spruce and balsam fur. In some regions jack pines is very common. Why more trees: warmer, longer growing seasons (av. Northern limits are cold and southern limits are warm: more rain fall (precipitation, more relief, greater variation in site.
