Lake Pocotopaug Lake and Watershed Restoration Evaluation ...

Table 15 continued. 2001 Zooplankton DensityZOOPLANKTON DENSITY (#/L)LP-1 LP-2 LP-1 LP-2 LP-1 LP-2 LP-1 LP-2 LP-1 LP-2 LP-1 LP-2TAXON 04/26/01 04/26/01 05/17/01 05/17/01 06/13/01 06/13/01 07/23/01 07/23/01 08/23/01 08/23/01 09/20/01 09/20/01CLADOCERADaphnia ambigua 0.1 0.2 2.0 1.8 0.0 0.1 1.7 0.5 3.1 7.7 0.0 0.0Daphnia pulex 0.0 0.0 0.0 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0Daphnia retrocurva 0.0 0.0 11.8 2.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0Diaphanosoma 0.0 0.0 1.0 0.7 0.3 0.0 11.4 8.3 3.9 11.3 1.1 0.5Leptodora 0.0 0.0 0.0 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.2OTHER ZOOPLANKTONChaoboridae 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.0 0.1 0.0 0.0 0.0SUMMARY STATISTICSDENSITY (#/L)PROTOZOA 0.0 0.0 23.5 11.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0ROTIFERA 2.7 11.0 22.5 14.0 1.8 0.5 2.5 0.8 0.5 0.2 0.4 1.2COPEPODA 2.5 2.9 19.6 7.2 1.6 4.6 11.6 13.4 2.5 2.9 2.5 1.8CLADOCERA 1.3 1.3 20.1 7.0 0.5 0.2 13.9 9.3 16.9 45.1 9.1 9.5OTHER ZOOPLANKTON 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.0 0.1 0.0 0.0 0.0TOTAL ZOOPLANKTON 6.5 15.2 85.8 39.4 3.8 5.4 27.9 23.5 20.0 48.2 12.1 12.5TAXONOMIC RICHNESSPROTOZOA 0 0 1 1 0 0 0 0 0 0 0 0ROTIFERA 1 5 2 5 2 2 1 1 3 1 3 4COPEPODA 3 3 4 5 4 5 3 3 3 3 4 4CLADOCERA 3 3 4 7 2 2 4 4 4 4 3 3OTHER ZOOPLANKTON 0 0 0 0 0 1 0 0 1 0 0 0TOTAL ZOOPLANKTON 7 11 11 18 8 10 8 8 11 8 10 11S-W DIVERSITY INDEX 0.67 0.74 0.88 0.93 0.82 0.61 0.72 0.69 0.77 0.56 0.57 0.53EVENNESS INDEX 0.79 0.71 0.84 0.74 0.90 0.61 0.79 0.76 0.74 0.62 0.57 0.51Lake Pocotopaug Restoration Evaluation 67May 2002