Related by context. Frequent words. (Click for all words.) 67 Rotenone 64 rotenone 58 Bti 56 Eurasian milfoil 56 herbicides 55 aquatic organisms 55 Herbicides 54 Malathion 54 mainstem 53 pyrethroids 53 chloramine 53 aquatic weeds 53 contaminants 52 sea lamprey 52 herbicide 52 Eurasian watermilfoil 52 larvacide 52 larviciding 51 pesticides 51 larvicide 51 dischargers 51 ivermectin 51 naturally occurring bacteria 51 milfoil 51 nutrient runoff 51 chlorinated solvents 51 nonpoint source pollution 50 chloramines 50 biocide 50 pesticide 50 aquatic nuisance 50 nonnative fish 49 lampreys 49 freshwater mussels 49 Btk 49 dissolved oxygen levels 49 Nitrates 49 toxicants 49 malathion 49 Controlled burns 49 ballast water 49 fumigants 49 effluent discharge 49 aquatic insects 49 lamprey 49 TMDL 49 NPDES 48 contaminant 48 dissolved solids 48 effluent 48 copper sulfate 48 invasive weeds 48 diazinon 48 aquatic habitat 48 Atrazine 48 groundwater 48 insecticide 48 NPDES permit 48 aquifer recharge 48 Herbicide 48 livestock manure 48 wastewater 48 aquatic ecosystem 48 pollutants 48 Fungicides 48 lindane 48 bio solids 48 carbofuran 47 total dissolved solids 47 watersheds 47 denitrification 47 dissolved oxygen 47 bioremediation 47 invasive aquatic 47 Didymo 47 Biosolids 47 sewage discharges 47 inoculum 47 aquatic species 47 treated effluent 47 harmful contaminants 47 woody debris 47 foliar 47 activated sludge 47 chloride 47 tidal wetlands 47 contaminated sediments 47 wetland restoration 47 sediment 46 invasive weed 46 migrating salmon 46 wastewater discharge 46 biocontrol 46 aquatic ecosystems 46 nitrogen phosphorus 46 contaminate groundwater 46 chemicals 46 phosphorus 46 polluted groundwater 46 DNR biologists 46 hog manure