Related by context. Frequent words. (Click for all words.) 48 biota 46 waters 45 inland waters 45 infested waters 44 brackish waters 44 waterways 43 tributary streams 43 creeks rivers 42 ecologies 41 freshwater 41 coastal estuaries 41 turbid 40 freshwater ponds 40 coastal waters 40 brackish water 40 deplete oxygen 40 gobies 40 freshwater lakes 39 seawater 39 saltwater 39 Lake Vostok 39 freshwater marshes 39 Algae blooms 39 rivers lakes 39 nearshore waters 39 aquatic organisms 39 lakes 38 seabeds 38 freshwater mussels 38 navigable waters 38 seawaters 38 water 38 river deltas 38 tidal rivers 38 rivers 38 lagoons 37 shallow waters 37 mussels 37 navigable waterways 37 naturally occuring 37 tidal marshes 37 waterway 37 surroundings 37 methanogens 36 inshore waters 36 shallow bays 36 brines 36 Coho salmon 36 sulphate 36 coldwater 36 kelp beds 36 naturally occurring 36 aquatic species 35 spawning beds 35 terrestrial ecosystems 35 geologic formations 35 toxic algae blooms 35 hydrological cycle 35 unfamiliar 35 sediments 35 Recreational boaters 35 migrating whales 35 lakes rivers 35 chemical composition 35 tributaries 35 briny 35 potentially harmful 35 volcanic vents 35 abiotic 35 spawning grounds 35 feeder creeks 34 estuaries 34 potentially hazardous 34 shorelines 34 bivalves 34 acidified 34 spectral signatures 34 fluvial 34 basin 34 landforms 34 tidal pools 34 sodium potassium 34 shores 34 thermocline 34 marine sediments 34 mudflat 33 estuary 33 ponds 33 shoreline 33 inland lakes 33 Willapa Bay 33 tailwaters 33 planktonic 33 salvinia 33 tidal currents 33 microenvironments 33 shallower waters 33 hydrothermal vent 33 sealife 33 snails 33 tidewater