Related by context. Frequent words. (Click for all words.) 61 riparian zones 59 seabeds 59 shoreline erosion 58 intertidal 57 Melting glaciers 57 freshwater ecosystems 57 seagrasses 57 inter tidal 56 eelgrass beds 56 creeks rivers 56 intertidal zone 56 forested wetlands 56 salination 55 riparian vegetation 55 coastal estuaries 55 Soil erosion 55 seagrass beds 55 Sea otters 55 aquatic habitats 55 wetlands 54 wetland ecosystems 54 freshwater marsh 54 wetland habitat 54 tidal wetlands 54 tidal marshes 54 coastal ecosystems 54 coastal bluffs 54 river deltas 53 lakeshores 53 Sedimentation 53 shorelines 53 aquatic ecosystems 53 navigational hazards 53 streambeds 53 wetland habitats 53 receding glaciers 53 coastland 53 nearshore waters 53 rocky reefs 53 sediment runoff 52 toxic algae blooms 52 revetments 52 vegetation 52 eel grass 52 coastal erosion 52 Algae blooms 52 deplete oxygen 52 shallow reefs 52 sediment 52 silts 52 tailing ponds 52 escarpments 52 kelp beds 52 shoreline 52 Aquifers 51 Everglades ecosystem 51 recharge groundwater 51 dune grass 51 ecosystems 51 temperate rainforest 51 seashores 51 terrestrial ecosystems 51 saltmarsh 51 nesting seabirds 51 freshwater marshes 51 soil erosion 51 woody vegetation 51 inland bays 51 waterways 51 decaying vegetation 51 clearcuts 51 erosion 51 estuaries 51 tributary streams 51 sparse vegetation 51 refugia 51 tidal pools 51 erosional 51 sedimentation 51 groundwater aquifers 51 reefs 50 coral reefs 50 spawning beds 50 freshwater wetlands 50 polluted runoff 50 Erosion 50 cypress swamp 50 salvinia 50 aquatic invertebrates 50 reed beds 50 habitats 50 Amazonian rainforest 50 rocky ledges 50 Stormwater runoff 50 aquatic ecosystem 50 ecologically sensitive areas 50 headwater streams 50 lakes 50 Humpback whale 50 freshwater 50 saltwater intrusion