Related by context. Frequent words. (Click for all words.) 67 invasive weed 66 hydrilla 64 invasive weeds 63 water hyacinth 61 invasive species 60 aquatic vegetation 60 milfoil 59 noxious weed 58 invasives 56 weeds 55 noxious weeds 55 algae 55 weevils 55 Invasive species 55 mosquito larvae 55 tamarisk 54 garlic mustard 54 rotenone 53 aquatic invasive species 53 nutrient pollution 53 eelgrass 52 weed 52 mosquito populations 52 vegetation 51 Zebra mussels 51 mosquito 51 Invasive 51 crabgrass 51 gypsy moth 51 zebra mussels 51 buckthorn 51 woody plants 50 algal blooms 50 pests 50 nematodes 50 pest 50 invasive 50 algae blooms 50 nematode 50 insect 50 toxic algae 50 herbicides 50 gypsy moths 50 wetland restoration 49 weevil 49 wetland 49 aquatic ecosystems 49 zebra mussel 49 aquatic species 49 grasses 48 revegetation 48 aphid 48 insect pests 48 feral pigs 48 root rot 48 aeration 48 nonnative species 47 fungal disease 47 larvicide 47 mussels 47 didymo 47 Atrazine 47 native grasses 47 nonnative 47 salinity 47 wetlands 47 herbicide 47 stormwater 47 algal 46 nutria 46 lamprey 46 insects 46 quagga mussels 46 beneficial insects 46 polluted runoff 46 soil erosion 46 cattails 46 aerators 46 seagrass 46 marsh 46 wastewater discharge 46 Stormwater 46 sedimentation 46 algae bloom 46 fungus 46 hyacinths 45 Integrated Pest Management 45 mosquito abatement 45 ornamentals 45 borers 45 pest control 45 ponds 45 turfgrass 45 fungi 45 waterways 45 fungal diseases 45 ryegrass 45 bacterial 45 parasite 45 cheatgrass 45 hyacinth