Related by context. Frequent words. (Click for all words.) 58 Eurasian milfoil 54 Hydrilla 54 Eurasian watermilfoil 53 zebra mussels 52 Didymo 52 zebra mussel 52 toxic algae blooms 52 adelgid 51 Zebra mussels 51 gobies 51 alga 51 quagga 50 round goby 50 oyster reef 50 burbot 50 loosestrife 50 invasive species 50 toxic algae 49 toxic algae bloom 49 sticklebacks 49 aquatic weeds 49 milfoil 49 invasive mussels 48 hydrilla 48 eel grass 48 Coho salmon 48 whirling disease 48 mussels 48 Daphnia 48 eelgrass 48 didymo 48 DNR biologists 48 spotted knapweed 48 Gypsy moths 48 nutrient loading 47 rotenone 47 algae 47 sea squirts 47 aquatic invasive species 47 invasive weed 47 lakes 47 species 47 algal bloom 46 aquatic vegetation 46 sea squirt 46 nearshore waters 46 knotweed 46 aquatic insects 46 algae blooms 46 aquatic habitats 46 microscopic algae 46 lake 46 Rainbow trout 46 Rotenone 46 gizzard shad 46 Willapa Bay 46 mollusks 46 Argentine ants 46 amphibian populations 45 shoreline erosion 45 tidal pools 45 nonnative fish 45 algal blooms 45 algae bloom 45 sediment 45 freshwater mussels 45 kokanee 45 harmful algal blooms 45 Bluegills 45 quagga mussel 45 invasive weeds 45 spawning beds 45 terrestrial ecosystems 45 aquatic ecosystem 45 zooplankton 45 diatom 45 lake sturgeon 45 intertidal 45 threadfin shad 45 shorelines 45 seagrasses 45 phragmites 45 landlocked salmon 45 emerald ash borers 45 kokanee salmon 44 tadpoles 44 gypsy moths 44 kelp 44 fish 44 salinity 44 chytrid fungus 44 fisheries biologists 44 Oceanographers 44 kelp forests 44 Hydrologists 44 Biologists 44 hemlock woolly adelgid 44 lake trout 44 filter feeders 44 invasives 44 nonnative