Related by context. Frequent words. (Click for all words.) 55 seagrasses 51 ocean ecosystems 50 coastal ecosystems 50 aquatic habitats 50 coral reef ecosystems 49 predators 48 marine ecosystems 48 marine ecosystem 47 habitat fragmentation 47 ecosystems 47 freshwater ecosystems 46 ecologies 46 habitats 46 corals 46 aquatic ecosystems 46 seagrass beds 45 grassland birds 45 predation 45 reefs 45 kelp forests 45 coral reefs 44 habitat degradation 44 habitat 44 gobies 44 eel grass 44 terrestrial ecosystems 44 aquatic habitat 44 insect populations 43 wetland habitats 43 species 43 kelp forest 43 eelgrass 42 ecological 42 biodiverse 42 keystone species 42 oyster reefs 41 Coral reefs 41 mollusks 41 coral species 41 estuaries 41 biodiversity 41 overexploitation 41 aquatic species 41 ecology 41 biodiversity hotspots 41 aquatic ecosystem 41 marine turtles 41 marine ecology 41 Mangroves 40 wildlife habitats 40 herbivores 40 biota 40 marine biodiversity 40 intertidal 40 coral 40 mangroves 40 shoreline erosion 40 petrels 40 fragile ecosystem 40 forest ecosystems 40 marine mammals 40 marine organisms 39 wetland habitat 39 aquatic insects 39 underwater grasses 39 parrotfish 39 coral reef 39 amphibian species 39 riparian habitat 39 waterbirds 39 breeding colonies 39 filter feeders 39 nesting habitat 39 freshwater mussels 39 seagrass 39 ecosystem 39 sea urchins 39 seaweeds 39 saltwater intrusion 39 spawning habitat 39 mammals 39 zooplankton 39 wildlife habitat 38 harmful algal blooms 38 avian species 38 species extinctions 38 longline fishing 38 vegetation 38 watersheds 38 freshwater 38 boreal forests 38 marine habitats 38 insect larvae 38 arid regions 38 invertebrates 38 turtle nests 38 dugongs 38 ocean acidification 38 microscopic algae 38 aquatic organisms 37 salmonids