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(Click for frequent words.) 69 lakes 66 freshwater 63 freshwater lake 62 inland lakes 60 freshwater habitats 59 lakes rivers 58 eutrophic 58 Algae blooms 58 freshwater ecosystems 57 freshwater springs 57 waterways 57 Seagrasses 57 inshore waters 57 wetland ecosystems 57 estuaries 56 lakes ponds 56 freshwater ponds 56 Gizzard shad 56 lake 56 mussel species 56 rivers lakes 55 freshwater mussels 55 barrier reef 55 inland bays 55 temperate rainforest 55 native cutthroat trout 55 freshwater mussel 55 Giant salvinia 55 walleye fishery 55 reefs 55 wetland ecosystem 55 tributary streams 55 ecoregions 55 tropical coral reefs 54 Delaware Inland Bays 54 Threadfin shad 54 rivers estuaries 54 coastal bays 54 saltwater marshes 54 estuarine ecosystems 54 seagrass meadows 54 mussel populations 54 shallow weedy 54 snail kite 54 prairie potholes 54 tern colony 54 Kokanee salmon 54 freshwater fish 54 aquatic ecosystems 54 embayments 54 waterfowl habitats 54 Microcystis 53 toxic algae 53 algal mats 53 freshwaters 53 coldwater streams 53 undeveloped shoreline 53 freshwater lakes rivers 53 Trumpeter swans 53 brackish marshes 53 tidal marshes 53 loggerhead nesting 53 reef habitats 53 freshwater fishes 53 Smallmouths 53 oceans 53 Wadden Sea 53 lake sturgeon 53 coastal estuaries 53 smallmouth bass fishery 53 elodea 53 snail kites 53 Chaohu Lake 53 wintering habitat 53 brook trout populations 53 estuarine crocodiles 52 toxic algal blooms 52 Algal blooms 52 Peconic Estuary 52 rivers 52 aquatic grasses 52 river deltas 52 biologically diverse 52 backwater lakes 52 native brook trout 52 cyanobacterial blooms 52 shovelnose sturgeon 52 plantlike bacteria 52 coral reefs 52 mangrove islands 52 freshwater lagoons 52 Lahontan cutthroat 52 Zooplankton 52 freshwater marsh 52 glaciers retreated 52 coccolithophores 52 deepwater corals 52 pristine coral reefs 52 estuarine habitats 52 shorelines 52 saltwater lagoon 52 blackwater streams 52 trout stream 52 seagrasses 52 turtle nesting beaches 51 freshwater marshes 51 oxbows 51 wild brook trout 51 fringing reef 51 cladophora 51 Alligator gar 51 Quagga Mussels 51 shallow bays 51 navigable rivers 51 bays estuaries 51 tidal estuary 51 Sandbars 51 bald cypress trees 51 subglacial lakes 51 Cyanobacteria 51 Largemouths 51 toxic algae blooms 51 Water hyacinth 51 waterbodies 51 coldwater 51 coral reef ecosystems 51 freshwater streams 51 sea turtle species 51 whitewater rivers 51 wild sockeye salmon 51 sandy shorelines 51 dwelling organisms 51 sturgeon spawning 51 fishable waters 51 tidal salt marsh 51 aquatic species 51 smallmouth fishery 51 trout streams 51 Basking sharks 51 emergent vegetation 51 Lake Champlain basin 51 tidal wetland 51 estuary 51 nearshore waters 51 steelhead fishery 51 nesting colony 51 coastal dune 50 Harmful algal blooms 50 bronzebacks 50 submerged aquatic vegetation 50 sawgrass prairies 50 kelp beds 50 coastal ecosystems 50 intertidal 50 sandy ridges 50 seabeds 50 tidal rivers 50 Hine emerald dragonfly 50 Leatherbacks 50 ocean ecosystems 50 headwater streams 50 eelgrass beds 50 rainbow trout fishery 50 tidal estuaries 50 tidal wetlands 50 endangered Irrawaddy dolphins 50 Double crested cormorants 50 Ontario Lacus 50 Everglades ecosystem 50 Boreal forests 50 fragile marine ecosystems 50 Albemarle Pamlico 50 Leatherback turtles 50 aquatic vegetation 50 freshwater wetlands 50 marine habitats 50 Baringo giraffes 50 Irrawaddy dolphins 50 Gambusia affinis 50 lakeshores 50 creeks rivers 50 Didymo 50 quaggas 50 redbreast 50 riparian habitats 50 bathing beaches 50 undammed rivers 50 smallmouth fishing 50 tributary rivers 50 tributary creeks 50 microscopic algae 50 spawning aggregations 50 glacial lakes 50 navigable canals 50 inland waters 50 bottomland forests 50 ponds 50 freshwater estuaries 50 zooplankton species 50 dune lakes 50 striped bass fishery 50 wintering eagles 50 migrating shorebirds 50 microcystis 50 seabird colonies 50 aquatic ecosystem 50 aquatic organisms 49 Algae bloom 49 brook trout fishery 49 freshwater jellyfish 49 filter feeders 49 swimmable 49 Dianchi Lake 49 Gangetic dolphins 49 peat swamps 49 cyanobacteria blooms 49 tadpole shrimp 49 endangered coho salmon 49 river catchments 49 Loggerhead turtles 49 Freshwater mussels 49 biodiversity hotspots 49 warmwater fish 49 tidal inlets 49 algae blooms 49 bottomland hardwood forest 49 Moapa dace 49 riverways 49 largemouth bass crappie 49 brown trout fishery 49 tidal waters 49 quadrillion gallons 49 Zebra mussels 49 terrestrial ecosystems 49 rusty crayfish 49 microcystins 49 redds 49 biodiversity hotspot 49 jellyfish swarms 49 reef fishes 49 watermilfoil 49 Phragmites 49 spawning walleyes 49 shovelnose 49 shoreline 49 Devils Hole pupfish 49 Vernal pools 49 tailwaters 49 Arctic grayling 49 seagrass beds 49 Antarctic krill 49 freshwater invertebrates 49 Taihu Lake 49 elkhorn corals 49 coral ecosystems 49 beaver ponds 49 elkhorn coral 49 Eurasian Milfoil 49 Whale sharks 49 Columnaris 49 nutrient inputs 49 coaster brook trout 49 Thresher sharks 49 smallmouth bass fishing 49 Hydrilla 49 billabongs 49 marsh 49 Tohopekaliga 49 saltmarshes 49 chain pickerel 49 bogs swamps 49 watersheds 49 cichlid fishes 49 temperate forests 49 Corkscrew Swamp 49 undammed 49 mangrove habitats 49 ocean basins 49 Tropical rainforests 49 redband trout 49 equatorial waters 49 killifish 49 polynyas 49 harlequin ducks 49 turtle nesting sites 49 Arctic charr 49 flowages 49 coontail 49 oligotrophic 49 biota 49 Salvinia molesta 49 sandy bottoms 49 sea lochs 49 wetland habitat 49 biodiverse ecosystems 48 mud snail 48 towering icebergs 48 seacoasts 48 cypress forest 48 bald eagle nests 48 bull kelp 48 Lophelia 48 algal toxin 48 prairie pothole 48 mangrove shorelines 48 gamefish 48 mudsnails 48 variable milfoil 48 mitten crabs 48 aquatic habitats 48 deepest freshwater 48 freshwater crocodiles 48 shallow aquifers 48 acre impoundment 48 puddle ducks 48 Shellcracker 48 colonial waterbirds 48 coral fringed 48 Caulerpa 48 endangered manatees 48 rainbow smelt 48 freshwater wetland 48 algal species 48 pelagic sharks 48 kelps 48 cyanobacteria 48 freshwater snails 48 brackish waters 48 reservoirs 48 mass beachings 48 headwaters 48 waterbirds 48 curly leaf pondweed 48 feeder creeks 48 Toxic algae 48 diporeia 48 longleaf pine forests 48 hydrilla 48 aquatic invasives 48 upland habitats 48 Bolinas Lagoon 48 subglacial lake 48 Fakahatchee Strand 48 marine ecosystems 48 panfishing 48 harmful algae bloom 48 lunker trout 48 gobies 48 common murres 48 cohos 48 algal blooms 48 plankton bloom 48 phosphorus concentrations 48 brookies 48 wadeable 48 apex predators 48 shifting sandbars 48 headwater stream 48 abalone fishery 48 Speckled perch 48 tidal pools 48 Mattawoman Creek 48 STAMPEDE RESERVOIR 48 corals sponges 48 coastal waters 48 algal toxins 48 pupfish 48 lush tropical rainforests 48 estuarine 48 Wickiup Reservoir 48 Eelgrass 48 swans glide 48 turbid waters 48 Pseudo nitzschia 48 amoeba Naegleria fowleri 48 invertebrate fauna 48 Shellcrackers 48 stinging jellyfish 48 mud flats 48 aquatic hitchhikers 48 cypress tupelo swamp 48 Zebra Mussels 48 spartina 48 Lake Macatawa 48 streamside forests 48 microbialites 48 Morro Bay estuary 48 Invasive mussels 48 saltwater marsh 48 Great Lakes basin 48 freshwater mollusks 48 Poyang Lake 48 river basins 48 coulees 48 algae bloom 48 insect hatches 48 mangrove forests 48 coral reef ecosystem 48 upwellings 48 emerald shiners 48 hypoxic zone 48 spawning herring 48 aquatic invaders 48 spawning beds 48 copepod 48 leatherback nesting 48 cormorant population 48 phytoplankton blooms 48 landlocked salmon 48 beech forests 48 algae 48 surf scoters 48 coho fishery 48 zebra mussels 48 saltwater estuary 48 Yellow perch 48 amphibian populations 48 basking sharks 48 westslope cutthroat trout 48 muskie fishery 48 Azolla 48 Orange roughy 48 Roadless areas 48 brookie 48 Lake Wingra 48 Namakan 48 Salvinia 48 Mosquito larvae 48 coral reef 48 tidepools 48 biologically diverse ecosystems 48 polluted waterway 48 Little Assawoman Bay 48 freshwater swamps 48 salt marshes 48 steelheads 48 diatom species 47 shellfish harvested 47 endemic species 47 Sea otters 47 sargassum 47 ecosystems 47 wolverine habitat 47 vulnerable marine ecosystems 47 northwestern Hawaiian Islands 47 aquatic fauna 47 Hector dolphins 47 trout fishery 47 abyssal plain 47 arid regions 47 recreational angling 47 bubbling brooks 47 redhorse suckers 47 Mosquitoes breed 47 delicate ecosystems 47 chlorinated swimming pools 47 warmwater species 47 migratory bird populations 47 bluegill sunfish 47 Mesoamerican Reef 47 saltwater estuaries 47 eroding shorelines 47 pacus 47 Colorado pikeminnow 47 coldwater fisheries 47 Aquatic Preserve 47 wetland vegetation 47 lagoons 47 muskie lakes 47 Polluted runoff 47 saugeye 47 harmful algae blooms 47 Saugatuck Reservoir 47 beachwater pollution 47 Diporeia 47 Irrawaddy dolphin 47 saltwater 47 Diatoms 47 Methylmercury 47 longleaf pine ecosystem 47 waterbody 47 zebra mussel infestation 47 striper fishery 47 inter tidal 47 decaying vegetation 47 biotope 47 Namakan Lake 47 Brackish water 47 Chain pickerel 47 tidal marsh 47 arctic grayling 47 beaver lodges 47 red necked phalaropes 47 biologically diverse regions 47 oyster reefs 47 Gasparilla Sound 47 coniferous forests 47 Lake Mainit 47 coral species 47 weedbeds 47 streamside habitat 47 Rotorua lakes 47 LAKE YUCATAN 47 planktons 47 Bottlenose dolphins 47 Hawaiian monk seals 47 algal bloom 47 amphibian species 47 gopher frogs 47 sea turtles nest 47 glacial meltwater 47 polluted waterways 47 sandbar sharks 47 muskellunge 47 Lake Winnibigoshish 47 bioluminescent bay 47 Leatherback Turtle 47 hardwood forests 47 Chinese mitten crab 47 trout stocked 47 mammal extinctions 47 Lake Alaotra 47 ponds lakes 47 overharvested 47 migratory bird habitat 47 massasauga 47 makos 47 wetland habitats 47 Hydroelectric dams 47 Pymatuning Reservoir 47 salt marsh mosquitoes 47 hardwater 47 comb jellies 47 eel grass 47 migratory waterbirds 47 reed grass 47 prairie pothole region 47 coastlands 47 western grebes 47 Artificial reefs 47 unfished 47 sportfish 47 Didemnum 47 largemouth bass smallmouth bass 47 flowage 47 raw sewage discharges 47 vole populations 47 Lillinonah 47 Yellowstone cutthroat trout 47 Lake Okaro 47 Croton watershed 47 intertidal zones 47 Giant Salvinia 47 breeding waders 47 rocky intertidal 47 forested watersheds 47 freshwater aquifers 47 mussel beds 47 estuarine waters 47 pelagic fishes 47 polar oceans 47 warmwater 47 bass crappie 47 Driftless Area 47 heathlands 47 dwelling invertebrates 47 nutrient loadings 47 harmful algal blooms 47 swimmer itch 47 muddy bottoms 47 baleen whale 47 pearl mussels 47 paddled kayak 47 Tailings ponds 47 refugia 47 coral reefs mangroves 47 rearing ponds 47 crappie spawn 47 bluegills 47 Ganges Brahmaputra 47 Combined sewer overflows 47 wintering ducks 47 limestone karsts 47 pristine coastline 47 Nassau grouper 47 mightiest rivers 47 red throated loons 47 sturgeon striped bass 47 microscopic phytoplankton 47 wadable water 47 Elevenmile 47 ratfish 46 Ichetucknee Springs 46 plankton blooms 46 Cladophora 46 Batiquitos Lagoon 46 subtidal 46 Pelagia noctiluca 46 Klamath chinook 46 sandy coves 46 waterbird species 46 double crested cormorant 46 estuarine habitat 46 coral reef biodiversity 46 Cultus Lake sockeye 46 phosphorus pollution 46 mangrove ecosystems 46 nesting bald eagles 46 alpine lakes 46 Panfish 46 coral islets 46 Honeoye Lake 46 smooth cordgrass 46 Biscayne Aquifer 46 seabird nesting 46 reef ecosystems 46 limestone sinkholes 46 Coorong wetlands 46 grassbeds 46 oyster fishery 46 tiger muskies 46 whitest sand 46 Jake Vander Zanden 46 stoneflies 46 mangrove estuaries 46 largemouths 46 shad herring 46 bottomland forest 46 bluebills 46 aquaculture ponds 46 Lake Untersee 46 freshwater dolphin 46 Kawkawlin River 46 seafloor habitats 46 Grass carp 46 northern snakehead fish 46 Kemp ridley sea turtles 46 migratory flyway 46 Belize Barrier Reef 46 Round Goby 46 largemouth bass 46 Macquarie Marshes 46 umbel 46 waterbird 46 cypress wetlands 46 nonnative fish 46 sturgeon fishery 46 upland forests 46 red necked phalarope 46 sloughs 46 hardwood swamps 46 Lake Pepin 46 comb jellyfish 46 greenback cutthroat trout 46 forested wetlands 46 Northern Snakehead 46 shortnose sturgeon 46 pristine rainforests 46 Coral reef ecosystems 46 spiny dogfish 46 Purple martins 46 northern leopard frogs 46 Ashepoo Combahee 46 salamander species 46 species 46 Santa Ana sucker 46 voracious predators 46 mudflat 46 pumpkinseed sunfish 46 Maui dolphin 46 Ganges Indus 46 goby fish 46 seabird breeding 46 fearsome predators 46 riparian woodlands 46 blufflands 46 bryozoan 46 Microcystis aeruginosa 46 Cannonsville Reservoir 46 receding glaciers 46 humpback chub 46 marsh grasses 46 shallower reefs 46 Chilika Lake 46 tidewaters 46 Steelhead trout 46 spawning tributaries 46 Lagunitas Creek 46 redfin 46 venomous lionfish 46 benthic organisms 46 intertidal zone 46 tarns 46 migrant songbirds 46 migrating waterfowl 46 Methyl mercury 46 hawksbill turtles 46 freshwater aquariums 46 ICE HOUSE RESERVOIR 46 spawning habitat 46 salt marsh habitat 46 LAKE OROVILLE 46 tidewater glaciers 46 cordgrass 46 oxbow lakes 46 holdover trout 46 river drainages 46 Least Terns 46 turtle hatchling 46 mountain glaciers 46 anadromous fish 46 bottomland hardwood forests 46 undammed river 46 seagrass habitat 46 Bottom trawling 46 Flathead catfish 46 basins 46 eelgrass 46 snapper fishery 46 Darwin Mounds 46 Smallmouth Bass 46 leatherback sea turtles 46 noxious algae blooms 46 northern pike 46 Gangetic dolphin 46 riparian forest 46 upland meadows 46 polluted stormwater runoff 46 riparian ecosystems 46 vaquita 46 saltwater angling 46 playa lakes 46 Sable Gully 46 vernal ponds 46 estuarine crocodile 46 Shoal Lakes 46 rills 46 fish 46 Oyster reefs 46 marshes swamps 46 nutrient loading 46 Seawalls 46 seiche 46 banned pesticide DDT 46 waterway 46 HABs 46 coral formations 46 Sugar maples 46 fingerling trout 46 Coral reefs 46 limestone bluffs 46 aquatic habitat 46 kokanee salmon 46 mussels 46 bass bluegill 46 Amundsen Sea 46 coral atolls 46 lowland forests 46 bryophytes 46 seabird species 46 coral habitats 46 wetland 46 shallow reefs 46 Meghna rivers 46 Yellowstone cutthroat 46 musky fishing 46 streambanks 46 algaes 46 wading birds 46 bioaccumulates 46 naturally reproducing 46 beaches 46 Crofton pond 46 trophic cascades 46 gopher frog 46 PROSSER LAKE 46 Lyngbya 46 BOCA LAKE 46 riparian zones 46 Caspian terns 46 St. Lucie Estuary 46 aquatic insect 46 Pescadero Marsh 46 subtropical climate 45 freshwater fisheries 45 swamps marshes 45 greenling 45 hellbender 45 northern gannets 45 kelp forests 45 salmon spawning grounds 45 Indus delta 45 clam beds 45 neotropical migrants 45 invasive zebra mussels 45 grouper snapper 45 brook trout habitat 45 grassland habitats 45 chinooks 45 manmade lake 45 migrating ducks 45 comb jelly 45 catchable trout 45 Chinese mitten crabs 45 underwater caves 45 tannin stained 45 sandbars 45 Kotzebue Sound 45 hardhead catfish 45 eared grebes 45 Menhaden 45 hatchery trout 45 thermocline 45 biodiverse regions 45 microcystin 45 wetlands 45 basking shark 45 habitats 45 Mako sharks 45 spinnerbait bite 45 seatrout 45 gator trout 45 nesting turtles 45 leatherback sea turtle 45 Yangtze basin 45 Great blue herons 45 single celled algae 45 bull sharks 45 Tahkenitch 45 Boca Grande Pass 45 manmade reef 45 uplake 45 Huai river 45 spiny waterfleas 45 brown bullhead 45 severe droughts 45 sea hydrothermal vents 45 Elephant seals 45 sedge meadows 45 pelagic fish 45 Clouded leopards 45 salmon fry 45 waterweed 45 vertebrate fossils 45 burbot 45 Tule elk 45 spawning kokanee 45 waters 45 catfishermen 45 jumbo squid 45 FRENCHMAN LAKE 45 Manta rays 45 manmade lakes 45 dense mats 45 coldwater fish 45 lochs 45 semiarid regions 45 coves 45 Horseshoe crabs 45 breeding seabirds 45 blackmouth fishing 45 Lake Vostok 45 sea lampreys 45 Stampede Reservoir 45 Willapa Bay 45 coastal bluffs 45 prairie grassland 45 New Zealand mudsnail 45 New Zealand mudsnails 45 nearshore wrecks 45 invertebrate species 45 aquatic nuisances 45 oak groves 45 Yellowstone cutthroats 45 salvinia 45 bait stealers 45 endangered manatee 45 tidal creek 45 Ocklawaha River 45 NWHI 45 Splake 45 waterfowl populations 45 lowland forest 45 Lake Lacawac 45 Lahontan Cutthroat Trout 45 Alexandrium 45 Hanford Reach 45 majestic creatures 45 moose sightings 45 juniper forests 45 zebra mussels quagga mussels 45 Lake Winnebago 45 aquatic weeds 45 OLYMPIC PENINSULA 45 roseate terns 45 Quartermaster Harbor 45 stillwaters 45 lady slipper orchids 45 Wilson phalaropes 45 oceanic sharks 45 surfperch 45 smallmouths 45 Hanauma 45 Steelhead anglers 45 apple snails 45 panfish bite 45 smalltooth sawfish 45 indoor waterparks 45 Yangtze rivers 45 catfish carp 45 Canada Boreal Forest 45 oxbow lake 45 Gopher tortoises 45 marshes 45 harp seal population 45 horseshoe crab spawning 45 Snowy owls 45 penguin colonies 45 organisms 45 oak hammocks 45 ocean sunfish 45 drainage basins 45 Gila chub 45 invasive species 45 crappie fishery 45 Zebra mussel 45 Yangtze Yellow 45 Fakahatchee 45 CAMP FAR WEST 45 phytoplankton bloom 45 copepods 45 Lake Balkhash 45 Eightmile 45 nearshore reefs 45 polluted rivers 45 False killer whales 45 muskies 45 tributaries 45 lampreys 45 walleye bite 45 Louisiana coastal marshes 45 headwater 45 Mosquito Lagoon 45 deplete oxygen 45 Kraken Mare 45 Arapaima gigas 45 zebra mussel 45 threadfin 45 Baitfish 45 COLLINS LAKE 45 king salmon fishery 45 brackish marsh 45 mainstem 45 turbid water 45 ruffe 45 Floridan Aquifer 45 shoreline erosion 45 Fisheating Creek 45 grizzly populations 45 harbor porpoise 45 timber rattlers 45 pigeon guillemots 45 Smallmouth fishing 45 bluegill crappie 45 aquatic 45 Coho salmon 45 bass crappie bluegill 45 shellfish beds 45 alpine glaciers 45 seagrass 45 lanternfish 45 tiger beetle 45 icecaps 45 Alpine glaciers 45 biotopes 45 Clam Bayou 45 Stormwater runoff 45 harlequin frogs 45 impoundments 45 groundfish species 45 biosphere reserves 45 arapaima 45 Great Bear Rainforest 45 wetlands marshes 45 Warmer seas 45 Coral bleaching 45 freshwater impoundments 45 Athabasca watershed 45 pristine coral reef 45 cutthroat trout 45 birdlife 45 riversides 45 ecoregion 45 migratory bird habitats 45 Purple loosestrife 45 Liaohe River 45 harmful algal bloom 45 eelgrass meadows 45 Lake Biwa