Related by context. Frequent words. (Click for all words.) 61 aquatic habitats 58 wetland ecosystems 57 aquatic ecosystems 57 aquatic ecosystem 55 aquatic invertebrates 55 freshwater ecosystems 53 tidal marshes 53 keystone species 53 ecosystems 53 marine invertebrates 53 seagrass beds 53 seagrasses 53 wildlife habitats 53 coastal ecosystems 52 marine ecosystem 52 aquatic habitat 52 eel grass 52 wetland habitats 52 salmonid 51 ocean ecosystems 51 riparian habitat 51 salmonids 51 wetland habitat 51 oysters shrimp 51 Sea otters 51 Coho salmon 51 ecology 51 overharvested 51 ecologies 51 Everglades ecosystem 50 native brook trout 50 eelgrass beds 50 wildlife habitat 50 freshwaters 50 eelgrass 50 habitats 50 Yellowstone cutthroat trout 50 estuaries 50 recharge groundwater 50 bivalve 50 forest ecosystems 50 tidal wetlands 50 ecological 50 freshwater ponds 50 forested wetlands 50 trout stream 49 kelp forests 49 coral formations 49 Stormwater runoff 49 ecosystem 49 tidal pools 49 invertebrates 49 habitat 49 nesting habitat 49 oyster reef 49 freshwater marshes 49 grassland habitat 49 migratory shorebirds 49 freshwater wetlands 49 aquatic insects 49 freshwater mussels 49 microscopic plankton 49 cypress swamps 48 macroinvertebrates 48 Ecologically 48 freshwater 48 biota 48 Invasive plants 48 riparian zones 48 temperate rainforest 48 tidal marsh 48 coral reef ecosystem 48 saltmarsh 48 inland bays 48 species 48 phytoplankton blooms 48 Phytoplankton 48 aspen groves 48 anadromous fish 48 biodiversity hotspot 47 sportfish 47 intertidal 47 eulachon 47 underwater grasses 47 flora 47 amphipods 47 oak savanna 47 headwater streams 47 deciduous forests 47 marsh 47 bass crappie 47 marine ecosystems 47 clams oysters 47 oak woodland 47 coastal estuaries 47 kelp beds 47 trout fishery 47 shrimp crawfish 47 microscopic algae 47 grassland birds 47 spawning habitat