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Figure 2


Fig. 2. Mean survival and emergence percentages of mayflies exposed to a range of salinities over 21 days. The black portion of the bars show percentage alive at 21 days and shaded portions show percentage emerged by 21 days. Values are means ± s.e.m. (N=9). (A) Cloeon (wet lab water); (B) Centroptilum (wet lab water); (C) Centroptilum (river water).