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Table 4 Abundance, biomass, and taxonomic composition of zooplankton and zoobenthos from Kanevskoe Reservoir, Ukraine

From: Feeding spectra of bivalve mollusks Unio and Dreissena from Kanevskoe Reservoir, Ukraine: are they food competitors or not?

  Date Number Total abundance (individuals/L) Total biomass (mg/L) Dominant species Percent total biomass
Zooplankton 9 June 2010 32 56.270 0.496 Dreissena, Veliger 42.6
Cyclopoida juv., Copepoda 30.7
    Total abundance (individuals/m 2 ) Total biomass (g/m 2 )   
Zoobenthos 16 June 2010      
Unionidae   3 21.7 972.4 Unio tumidus 17.8
Unio pictorum 16.4
Anodonta anatina 16.6
Dreissenidae   2 1147.3 517.76 Dreissena polymorpha 37.1
Dreissena bugensis 0.2
Others   27 596.3 165.72 Viviparus viviparous  
Bithynia tentaculata 95.09a
Theodoxus fluviatilis 2.37a
Lithoglyphus naticoides 1.14a
Dikerogammarus 0.58a
Haemobaphes 0.44a
  1. aPercent biomass of 'Others.’