Related by context. Frequent words. (Click for all words.) 83 zebra mussels 63 invasive species 62 milfoil 58 mussels 58 emerald ash borer 57 carp 55 Asian carp 55 gypsy moth 54 northern pike 54 beetle 52 algae bloom 52 cormorants 52 algae 52 parasite 51 aphid 51 nematodes 51 insect 50 infestations 50 algae blooms 50 mollusks 50 beetles 49 mussel 49 lake trout 49 larvae 49 sturgeon 49 cyanobacteria 49 pathogen 49 aphids 48 pests 48 infestation 48 walleye 48 West Nile Virus 48 West Nile virus 48 bacteria 48 mosquito 48 smallmouth bass 47 mosquitos 47 mosquito larvae 47 bluegills 47 waterfowl 47 bed bugs 47 rainbow trout 47 jellyfish 47 Canada geese 47 bacterial 47 bacterium 47 insects 47 lakes 46 contaminant 46 fungus 46 brown trout 46 beavers 46 microbe 46 insect pests 46 mosquitoes 46 freshwater 46 freshwater fish 46 lionfish 46 species 46 largemouth bass 46 crayfish 46 wasp 46 striped bass 46 organisms 45 contaminants 45 toads 45 fish 45 microbes 45 noxious weeds 45 ash trees 45 larva 45 moth 45 E. coli 45 panfish 45 muskies 45 soybean rust 44 steelhead 44 microorganisms 44 yellow perch 44 sunfish 44 muskie 44 trout 44 larval 44 sediment 44 earthworms 44 bald eagles 44 pathogens 44 shorebirds 44 parasites 44 brook trout 44 wasps 44 midges 44 smallmouth 44 pest 44 otters 44 worm 44 migrating birds 43 waterways 43 WNV 43 CWD 43 E. Coli