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(Click for frequent words.) 65 aquatic ecosystems 64 organisms 63 aquatic species 62 deplete oxygen 62 shortnose sturgeon 62 freshwater mussels 61 aquatic invertebrates 60 aquatic ecosystem 60 aquatic insects 59 algal toxins 59 biota 59 filter feeders 58 aquatic vegetation 58 micro organisms 58 marine organisms 58 contaminants 57 aquatic habitat 57 aquatic insect 57 toxic algae blooms 57 produce briny wastewater 57 toxic algal blooms 57 macroinvertebrates 57 eel grass 57 mussel populations 57 aquatic creatures 57 aquatic habitats 56 PCBs dioxins 56 microorganisms 56 rainbow smelt 56 planktons 56 mayflies stoneflies 56 dissolved oxygen levels 56 marine ecosystems 56 aquatic weeds 56 amphipods 56 freshwater habitats 56 voracious feeders 56 Colorado pikeminnow 56 pollutants 55 Endocrine disruptors 55 dwelling organisms 55 Gizzard shad 55 freshwater invertebrates 55 lampricide 55 microbiological organisms 55 sea lampreys 55 microscopic organisms 55 zooplankton 55 depletes oxygen 55 eelgrass 55 mussel larvae 55 plankton 55 shovelnose sturgeon 55 cladophora 55 microcystins 55 juvenile salmonids 55 aquatic biota 54 Microcystis 54 alewives 54 native brook trout 54 freshwater ecosystems 54 freshwater 54 nesting habitats 54 larval mosquitoes 54 Methyl mercury 54 freshwater mussel 54 ocean ecosystems 54 copepods 54 aquatic 54 migratory fish 54 harmful microorganisms 54 native cutthroat trout 54 Polluted runoff 54 macro invertebrates 54 harmful pathogens 54 Methylmercury 54 toxins 54 nontarget species 54 planktonic 53 estuaries 53 harmful algae blooms 53 humpback chub 53 algal species 53 quaggas 53 invertebrate populations 53 submerged aquatic vegetation 53 cui ui 53 algae blooms 53 lampreys 53 freshwater streams 53 bioaccumulation 53 daphnia 53 nonnative fish 53 pathogenic bacteria 53 algal toxin 53 waterborne pathogens 53 harmful algal blooms 53 harmful bacteria 53 bacteria 53 nonnative trout 53 headwater streams 53 protozoans 52 benthos 52 brevetoxins 52 Threadfin shad 52 seafloor habitats 52 VHSV 52 spawning beds 52 zebra mussel larvae 52 insects 52 Cyanobacteria 52 photosynthetic organisms 52 Zooplankton 52 Brackish water 52 toxicants 52 mussel species 52 anadromous fish 52 migrating salmon 52 aquatic fauna 52 oxygen depletion 52 lobster larvae 52 eutrophic 52 algal blooms 52 embayments 52 dissolved oxygen 52 lamprey larvae 52 sea lamprey 52 waterways 52 toxic methylmercury 52 underwater grasses 52 seagrasses 52 sea creatures 52 methyl mercury 52 Antarctic krill 52 Bottom trawling 52 inorganic mercury 52 invertebrates 52 voracious predators 52 pathogens 52 Mosquito larvae 52 pathogenic micro organisms 52 gobies 52 headwater stream 52 nutrient loading 52 veligers 52 organism 52 salmon fry 52 Fecal bacteria 52 deepwater corals 52 perfluorooctane sulfonate 52 lamprey 51 tiny invertebrates 51 fish 51 marine phytoplankton 51 Diporeia 51 sediment 51 decaying vegetation 51 fragile marine ecosystems 51 saltwater estuaries 51 wetland vegetation 51 harming plankton 51 freshwater snails 51 estrogenic chemicals 51 brine shrimp 51 phytoplankton zooplankton 51 algae 51 pest insects 51 marine ecosystem 51 estuarine 51 gizzard shad 51 insect larvae 51 eelgrass beds 51 spawning walleyes 51 toxic pollutants 51 coral polyps 51 lakes 51 microbes 51 pathogenic microorganisms 51 species 51 seagrass beds 51 pathogenic organisms 51 nitrates phosphates 51 Algae blooms 51 coaster brook trout 51 eulachon 51 waterfleas 51 benthic 51 Yellowstone cutthroat trout 51 Lahontan cutthroat trout 51 wintering habitat 51 coccolithophores 51 freshwater estuaries 51 mosquito larvae 51 intertidal zone 51 Seagrasses 51 Cultus Lake sockeye 51 mayfly larvae 51 Grass carp 51 nitrogenous compounds 51 ecosystems 51 bacteria fungi 51 robbing algae blooms 51 endangered wood storks 51 terrestrial ecosystems 51 Freshwater mussels 51 hormone disrupters 51 alewife 51 spawning habitat 51 endocrine disrupting compounds 51 whirling disease 51 cutthroat trout 51 riverine ecosystems 51 microbial organisms 51 threatened coho salmon 50 Dunkard Creek 50 tui chub 50 harmful toxins 50 mudsnails 50 brevetoxin 50 salps 50 gillnet fisheries 50 toxic algae 50 toxaphene 50 diporeia 50 Invasive plants 50 freshwater mollusks 50 sediments 50 benthic organisms 50 shortnose 50 watersheds 50 phytoplankton blooms 50 nutrient inputs 50 hatchling turtles 50 oysters shrimp crabs 50 opportunistic pathogens 50 pteropods 50 chlorine disinfection 50 Moapa dace 50 clog waterways 50 tributary streams 50 riparian zones 50 fungal spores 50 eat mosquito larvae 50 aquaculture ponds 50 tadpoles 50 mosquitofish 50 HABs 50 zebra mussels 50 phosphates nitrates 50 potent neurotoxin 50 neurotoxin 50 freshwater aquifers 50 diatoms 50 estuarine habitats 50 habitats 50 phosphorus runoff 50 photosynthetic microbes 50 spawning salmon 50 Diatoms 50 Menhaden 50 reef organisms 50 Kokanee salmon 50 brook trout populations 50 groundwater aquifers 50 microscopic algae 50 hatchery trout 50 corals sponges 50 Lahontan cutthroat 50 mercury dioxins 50 golden alga 50 coastal ecosystems 50 coldwater fish 50 bacterial toxins 50 razorback sucker 50 Feral swine 50 invasive species 50 anaerobes 50 inland bays 50 lake sturgeon 50 coral reef fishes 50 marine biotoxins 50 larval stages 50 salmonids 50 disinfection byproducts 50 polluted stormwater 50 scavenger cells 50 freshwater lakes 50 methylmercury 50 wetland ecosystems 49 pathogenic microbes 49 round gobies 49 microbial pathogens 49 Alligator gar 49 decomposers 49 endocrine disrupting chemicals 49 cone snails 49 pollutant 49 hatchery fish 49 sea turtle species 49 aquatic invaders 49 ariakensis 49 round goby 49 freshwater marsh 49 stinging jellyfish 49 Pseudo nitzschia 49 endangered shortnose sturgeon 49 Shiranui Sea 49 fungal organisms 49 tiny delta smelt 49 filamentous algae 49 larval fish 49 contaminant 49 Horseshoe crabs 49 spawning grounds 49 Viral hemorrhagic septicemia 49 Yellowstone cutthroat 49 unicellular algae 49 lungfish 49 salmon smolts 49 coldwater species 49 delicate ecosystems 49 marine ecology 49 rivers 49 unicellular organisms 49 microorganism 49 marine mammals 49 neurotoxins 49 emerald shiner 49 benthic macroinvertebrates 49 ponds 49 harmful contaminants 49 Little Assawoman Bay 49 larvae 49 pollinating insects 49 Zebra mussels 49 PPCPs 49 bioaccumulates 49 hellgrammites 49 beneficial microflora 49 Daphnia 49 rotenone 49 reef fishes 49 tiny single celled 49 zebra mussel 49 endangered Chinook salmon 49 harmful pollutants 49 algal bloom 49 benthic invertebrates 49 clathrates 49 Teztan Biny 49 single celled algae 49 microscopic plankton 49 biofouling 49 mayflies 49 tributary rivers 49 wetland ecosystem 49 eroding shorelines 49 watermilfoil 49 algal 49 frogs toads salamanders 49 Musky Bay 49 trawl fisheries 49 swim bladders 49 coastal estuaries 49 bioaccumulate 49 diatom species 49 spawning gravels 49 furans 49 plankton blooms 49 habitat 48 alga 48 cyanobacteria 48 gastropods 48 phosphorus pollution 48 pollutes waterways 48 malaria parasite Plasmodium falciparum 48 Cutthroat trout 48 Soil erosion 48 streamside forests 48 groundwater aquifer 48 Basking sharks 48 phytoplankton 48 riparian ecosystems 48 fecal coliform contamination 48 Quagga mussels 48 macroinvertebrate 48 Round Goby 48 sea lamprey larvae 48 infectious organisms 48 longfin 48 ciliates 48 northern leopard frogs 48 midge larvae 48 ciscoes 48 salinities 48 microcystis 48 naturally occurring bacteria 48 roundtail chub 48 crabs snails 48 hypoxic zones 48 Parasitic wasps 48 reef habitats 48 Excess nutrients 48 westslope cutthroat trout 48 Reactive oxygen species 48 calcium carbonate shells 48 curly leaf pondweed 48 vibrio bacteria 48 giant garter snake 48 denitrification 48 salinity 48 atrazine herbicide 48 neuro toxin 48 fathead minnows 48 toxic pollutant 48 rusty crayfish 48 killifish 48 redband trout 48 ectotherms 48 Enterococcus bacteria 48 aquatic grasses 48 Pallid sturgeon 48 Dust mites 48 persistent bio accumulative 48 grass carp 48 shrimp trawls 48 estrogenic compounds 48 wetland habitat 48 shrimplike 48 protozoa 48 native westslope cutthroat 48 contaminate aquifers 48 trematode 48 dissolved solids 48 endangered mussels 48 microscopic bugs 48 biogeochemical processes 48 Columnaris 48 Garter snakes 48 harmful byproducts 48 Rotenone 48 carp catfish 48 silver carp 48 deplete aquifers 48 pteropod 48 dragonfly nymphs 48 beneficial insects 48 spiny dogfish 48 sturgeon spawning 48 forams 48 Phytoplankton 48 macro invertebrate 48 waterbirds 48 tomcod 48 Rio Grande silvery minnow 48 candlefish 48 amphibians 48 refugia 48 Salmon Trout 48 wetlands 48 predatory mites 48 contaminate groundwater supplies 48 dams spillways 48 ash borer larvae 48 Topeka shiner 48 cormorants 48 vaquitas 48 Didymo 48 caddisflies 48 reproduce prolifically 48 St. Lucie Estuary 48 migratory species 48 green alga 48 kills mosquito larvae 48 mitten crabs 48 migrating waterfowl 48 vibrios 48 dragonfly larvae 48 Fecal coliform bacteria 48 acid sulphate soils 48 wading birds 47 aquatic hitchhikers 47 Bonneville cutthroat trout 47 smallmouth bass 47 intestinal bacteria 47 clogging waterways 47 Stormwater runoff 47 Vibrio vulnificus bacteria 47 coastal bays 47 Hydrilla 47 coldwater streams 47 Invasive species 47 endrin 47 commensals 47 PCBs polychlorinated biphenyls 47 emergent vegetation 47 bacterial decomposition 47 nitrification 47 C. ariakensis 47 Chlorine bleach 47 tui chubs 47 mammals 47 Caloosahatchee estuary 47 Fecal coliform 47 Aureococcus 47 wildlife habitat 47 peroxynitrite 47 estuary 47 Gypsy moth caterpillars 47 waterfowl populations 47 Martian microbes 47 fathead minnow 47 estuarine crocodiles 47 variable milfoil 47 algal mats 47 freshwater marshes 47 polynyas 47 endocrine disruptors 47 salvinia 47 sportfish 47 Upper Floridan aquifer 47 threatened Delta smelt 47 Bighead carp 47 mosquito larva 47 seals sea otters 47 sturgeon striped bass 47 freshwater lakes rivers 47 herbivorous fish 47 diamondback terrapin 47 nutrient discharges 47 Sediment 47 invasive carp 47 lakes ponds 47 chlorinated compounds 47 bleached coral 47 adversely modify 47 fungus Batrachochytrium dendrobatidis 47 flatback turtle 47 inter tidal 47 reactive nitrogen 47 polyaromatic hydrocarbons 47 symbiotic bacteria 47 waterbodies 47 nanosilver 47 invasive zebra mussels 47 Pyrethrins 47 effluent discharged 47 Turbidity 47 streamside habitat 47 apple snails 47 stormwater overflows 47 chain pickerel 47 disinfection byproducts DBPs 47 milfoil 47 shovelnose 47 sewage effluent 47 toxic chemicals 47 tiny zooplankton 47 coral reefs 47 krill shrimp 47 tributaries 47 Polychlorinated biphenyls 47 depleting oxygen 47 nutrients 47 mussels 47 protozoan 47 Tapeworms 47 Avian cholera 47 nutrient loadings 47 enterococcus bacteria 47 anaerobic bacteria 47 oocysts 47 fluridone 47 parasites 47 naturally occurring algae 47 dinoflagellates 47 nongame fish 47 tidal estuaries 47 tiger muskellunge 47 carbamate insecticides 47 groundwater 47 Mold spores 47 Smallmouths 47 Domoic acid neurotoxin 47 Hydrogen sulfide 47 Subterranean termites 47 polluted stormwater runoff 47 triclocarban 47 Sea otters 47 Acanthamoeba 47 oyster larvae 47 snail kite 47 Hydroelectric dams 47 flatback turtles 47 Polychlorinated Biphenyls 47 soil borne pathogens 47 tetrachloroethene 47 Toxins 47 emerald shiners 47 Alewives 47 endangered amphibians 47 Pathogenic bacteria 47 dwelling invertebrates 47 crab larvae 47 toxic methyl mercury 47 freshwater crocodiles 47 kokanee salmon 47 dredged sediment 47 groundwaters 47 Anabaena 47 Santa Ana sucker 47 salmonid 47 Schistosoma 47 Giant salvinia 47 LMBV 47 longline fisheries 47 invisible odorless tasteless 47 brown bullhead 47 razorback suckers 47 spiny waterfleas 47 Bowhead whales 47 bioaccumulative 47 ruffe 47 Algal blooms 47 zooplankton species 47 nongame animals 47 tidal wetlands 47 creatures 47 hellbender 47 bacterias 47 hydroxyl radicals 47 mysis shrimp 47 upland habitats 47 Bti 47 Lampreys 47 deca BDEs 47 E Coli bacteria 47 Milfoil 47 largemouth bass northern pike 47 polychlorinated biphenyl PCB 47 freshwater ponds 47 seabird populations 47 Harmful algal blooms 47 powerful neurotoxin 47 Whales dolphins 47 Athabasca watershed 47 freshwater fish 47 Steelhead trout 47 biodegraded 46 Inorganic arsenic 46 Eelgrass 46 hatchery reared fish 46 Water hyacinth 46 biosphere 46 DDT PCBs 46 inorganic nitrogen 46 organic compounds 46 outcompete native 46 dense mats 46 methoprene 46 Klamath salmon 46 bacterial symbionts 46 commensal bacteria 46 Batrachochytrium dendrobatidis 46 stoneflies 46 cordgrass 46 contaminated sediments 46 naturally reproducing 46 C. parvum 46 cavity nesting 46 adelgids 46 antimycin 46 acid sulphate 46 Puget Sound chinook 46 Sulphur dioxide 46 anthrax toxins 46 reactive oxygen molecules 46 harlequin ducks 46 larval stage 46 tributary creeks 46 lampreys spawn 46 elodea 46 infectious prions 46 salamander larvae 46 single celled bacteria 46 Horticultural oils 46 pallid sturgeon 46 predator prey relationships 46 copepod 46 Quagga Mussels 46 VOCs Volatile Organic Compounds 46 southwestern willow flycatcher 46 Chloramines 46 organochlorine 46 Laysan albatross chicks 46 trichloramine 46 marine invertebrates 46 endocrine disruptor 46 endocrine disrupter 46 waterborne bacteria 46 Asbestos fibers 46 invertebrate species 46 voracious eaters 46 corrosives 46 eggshell thinning 46 microscopic creatures 46 Pfiesteria 46 seabirds turtles 46 fingerling trout 46 toxin 46 gambusia 46 blueback herring 46 harmful algae bloom 46 endocrine disrupters 46 marine mammals sea turtles 46 walrus polar bears 46 silt laden 46 algaes 46 toxic alga 46 migratory bird populations 46 clam beds 46 salmonid species 46 nutrient runoff 46 delta smelt 46 trawl nets 46 rotifers 46 rearing ponds 46 silvery minnow 46 baitfish 46 waterfowl 46 coontail 46 raw sewage discharges 46 Cladophora 46 white ibises 46 borne pathogens 46 leachates 46 pacus 46 toxic residues 46 Purple loosestrife 46 insectivores 46 EPA Greenhouse gases 46 pikeminnow 46 soil biota 46 Furnace Pond 46 ectoparasites 46 trihalomethanes THMs 46 tailwaters 46 estuarine ecosystems 46 frogs tadpoles 46 chemical ammonium perfluorooctanoate 46 Thresher sharks 46 Toxic algae 46 naturally occurring radium 46 oxidized mercury 46 microscopic larvae 46 waterbody 46 de nitrification 46 pumpkinseed sunfish 46 macroalgae 46 biphenyls 46 upland habitat 46 microcystin 46 river drainages 46 shallow weedy 46 steelhead trout 46 ultra violet radiation 46 noxious algae blooms 46 environmental toxicants 46 frog tadpoles 46 warmwater fish 46 warmwater species 46 suckerfish 46 sedimentation 46 endangered seabirds 46 Alexandrium 46 endocrine disruption 46 diatom 46 dabbling ducks 46 Shellcrackers 46 stonefly 46 Sediments 46 mainstem 46 Baringo giraffes 46 ashy storm petrels 46 impoundments 46 creeks rivers 46 beach seines 46 Eurasian watermilfoil 46 fecal pellets 46 instream 46 banned pesticide DDT 46 subglacial lakes 46 ecoregions 46 shrimps crabs 46 crustaceans 46 saltwater flushing 46 e coli bacteria 46 dissolved oxygen DO 46 damaging ultraviolet rays 46 spawning habitats 46 bacteria mold mildew 46 Loggerhead turtles 46 crocodiles alligators 46 contaminant concentrations 46 harmful chemicals 46 Sea squirts 46 tortoise habitat 46 salmon spawning grounds 46 endangered pallid sturgeon 46 Phragmites 46 recreational fishery 46 trichloroethene 46 Hine emerald dragonfly 46 hydroxyl radical 46 viral hemorrhagic septicemia 46 watercourse 46 carcinogenic polycyclic aromatic hydrocarbons 46 forest ecosystems 46 vitellogenin 46 THMs 46 calcifying organisms 46 organochlorines 46 bonytail chub 46 dredge spoil 46 cold blooded creatures 46 hookworm infection 46 toxic cyanobacteria 46 PFOAs 46 tailing ponds 46 forested wetlands 46 spawning kokanee 46 nitrogen fixers 46 fingernail clams 46 Dissolved oxygen levels 46 Volatile Organic Compounds VOCs 46 carbonate ions 46 nonnative predators 46 brookies 46 toad tadpoles 46 tidal marshes 46 native freshwater mussels 46 harmful vapors 46 PFCAs 46 Shewanella oneidensis 46 Gila trout 46 turbid water 46 pesticide atrazine 46 microbial degradation 46 river herring 46 migratory shorebirds 45 damming rivers 45 insect pollinators 45 seabirds 45 menhaden 45 saltwater 45 salmon steelhead 45 barges ballast 45 endangered suckers 45 Lyngbya 45 D. audaxviator 45 reefs 45 endangered coho salmon 45 arsenic contaminated 45 Baleen whales 45 Ozone disinfection produces 45 ammonium phosphate fertilizer 45 predator beetles 45 toxic effluents 45 corals 45 phytoremediation 45 aquatic flora 45 Insecticidal soaps 45 Azolla 45 salmon smolt 45 EDCs 45 nonnative mussels 45 hazardous substances pollutants 45 parasite 45 Coho salmon 45 corrosive gases 45 tunicates 45 unwanted bycatch 45 single celled microbes 45 lifeforms 45 anadromous 45 nutrient pollution 45 single celled microorganisms 45 shellfish beds 45 manatees 45 eutrophication 45 pesticides 45 sargassum 45 cyanobacterial blooms 45 wetland habitats 45 allelopathic 45 arsenite 45 Ganges Brahmaputra 45 Snake River sockeye 45 nonnative oysters 45 DBPs 45 nitrate fertilizers 45 bonytail 45 triclosan 45 rotifer 45 herbivores 45 krill 45 freshwater wetlands 45 BSE prions 45 damselflies 45 acute toxicity 45 ballast water 45 dam removals 45 reef ecosystems 45 insectivorous birds 45 sequestering CO2 45 instream flows 45 parasitic worms 45 wastewater effluent 45 Pollutants 45 oxidants 45 acquatic 45 dioxin PCBs 45 Burmese Pythons 45 coral larvae 45 voracious filter feeders 45 Crassostrea ariakensis 45 chemically reactive 45 Brine shrimp 45 brook trout 45 Didemnum 45 nonpoint source 45 surf scoters 45 fecal chloroform 45 sea anemones corals 45 greenling 45 riparian corridors 45 loggerhead sea turtles 45 polluted runoff 45 backwater lakes 45 tiny pteropod 45 Proteobacteria 45 coral reef ecosystem 45 plankton feeders 45 grasshopper populations 45 invertebrate animals 45 dechlorination 45 hellbenders 45 carcinogens mutagens 45 molluscan shellfish 45 nymphal ticks 45 freshwater dolphins 45 aquatic nuisances 45 Klamath chinook 45 naturally occurring bacterium 45 dioxin concentrations 45 Microorganisms 45 Bonneville cutthroat 45 lobsters scallops 45 columnaris 45 filter impurities 45 gambusia fish 45 redband 45 bullhead catfish 45 biomasses 45 apple snail 45 Zebra mussel 45 migratory bird habitat 45 mammals reptiles 45 microbiological contamination 45 infective larvae 45 warmwater 45 wild coho 45 pike minnow 45 dust mites 45 dugongs 45 endangered salmon 45 fertilized lawns 45 mollusks 45 tidal estuary 45 synthetic musks 45 estuarine ecosystem 45 eukaryotic algae 45 hatcheries 45 tidal flushing 45 saltwater marshes 45 Driftwood Branch 45 VOCs 45 threadfin shad 45 Caretta caretta 45 apex predators 45 PCBs 45 synthetic estrogens 45 toxin microcystin 45 elkhorn corals 45 Treated wastewater 45 perfluorochemicals PFCs 45 microbial contaminants 45 Sea lampreys 45 silver ions