Performance Indicator Fact Sheets - LAKE CHAMPLAIN RICHELIEU RIVER STUDY | 2017-2022

88 3.4-4 Probability of muskrat lodge viability (PLV) over the winter according to water 89 level variation between the period that the lodge is established in the current year (QM44 to QM47) and the maximum relative increase or decrease in water level from the last week of December to the end of February (QM48 to QM8). [...] It lies on both sides of the Canadian-United States border and include parts of State of New York to the west, the State of Vermont to the east and Québec to north. [...] In contrast, for the economic component, no effort was made to limit the number of PIs, to fulfill the objective to obtain the most complete assessment of prevented economic losses in order to compare it with the cost of implementation of the mitigation alternatives. [...] Despite the spread of invasive species in areas not previously infested prior to the 2011 flood (Sefchick-Edwards, 2018), data were lacking to develop a PI for the invasive species with the required level of sensitivity, to quantify the potential impacts of the slight changes in water level regime induced by the flood mitigation alternatives. [...] Study on the use and occupation of the territory by the w8banakiak and the kanien’kehà: ka in the Richelieu river and lake Champlain watersheds.