Distribution and abundance of zooplankton Distribution and abundance of zooplankton and Mysis relicta in Flathead Lake distributionabun1991spen Year: 1991 - _, E 1 CD ⢠1988 (post-Mysis) n 1972 (pre-Mysis) (0-50m) Daphnia longiremis â £MMWJH<fflfr«<BhâBp X 5 JFMAMJJASOND Month W Figure 10. Seasonal abundance of Daphnia longiremis in 1972 (open symbols) and 1988 (closed symbols) at the Mid-Lake Deep station in Flathead Lake. Densities were calculated by summing up incremental 10m hauls from 50m to the surface. No D. longiremis were collected in 1988. j

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