Related by context. Frequent words. (Click for all words.) 51 grassland habitat 51 freshwater wetlands 50 aquatic habitats 49 forest ecosystems 49 aquatic ecosystem 49 tidal marshes 48 terrestrial ecosystems 48 watersheds 48 oak woodland 48 tidal wetlands 48 aquifer recharge 48 biota 47 coral reef ecosystems 47 inter tidal 47 habitat 47 wetland habitats 46 vegetation 46 freshwater ecosystems 46 freshwater mussels 46 ecosystems 46 spawning habitat 46 flora fauna 46 timber harvest 46 native brook trout 46 Everglades ecosystem 46 nesting habitat 45 streamflow 45 lowland forests 45 headwater streams 45 soils 45 waterbodies 45 mussel species 45 faunal 45 marine sediments 45 Suisun Marsh 45 seagrasses 45 landform 45 aquatic habitat 45 TMDLs 45 flora 45 boreal 45 aquatic ecosystems 45 biome 45 tidal marsh 44 biodiversity hotspot 44 riparian habitat 44 wildlife habitat 44 evergreen forests 44 mainstem 44 forests 44 wetlands 44 lakeshores 44 streamside 44 streambeds 44 habitats 44 ecologies 44 hydrologic 44 lynx habitat 44 wetland habitat 44 species 44 waterfowl habitat 43 riparian buffers 43 rangelands 43 temperate forests 43 riparian 43 estuarine 43 coastal estuaries 43 oak woodlands 43 groundwater recharge 43 habitat fragmentation 43 planktonic 43 intertidal 42 anadromous fish 42 Yellowstone ecosystem 42 freshwater marshes 42 insect populations 42 lake sediments 42 groundwater basins 42 landforms 42 Indian tribes 42 Soil moisture 42 irrigated farmland 42 eel grass 42 fossilization 42 rangeland 42 hydrological cycle 42 wetland 42 deer herds 42 coastal bluffs 41 biodiversity hotspots 41 streamflows 41 tributary streams 41 timber harvesting 41 navigable waterways 41 headwater 41 sediment 41 ecological 41 peatland 41 amphibian populations 41 bottomlands 41 intertidal zone