Related by context. Frequent words. (Click for all words.) 66 aquatic invertebrates 65 zooplankton 65 Phytoplankton 64 filter feeders 64 microscopic algae 63 Cyanobacteria 63 planktonic 62 invertebrates 62 phytoplankton blooms 62 organisms 62 copepods 61 aquatic insects 61 Sea otters 61 plankton 60 tunicates 60 Daphnia 60 phytoplankton 60 diatoms 60 unicellular 60 marine invertebrates 59 Microorganisms 59 intertidal 59 freshwater ponds 58 microscopic plankton 58 cordgrass 58 rotifers 58 plankton blooms 58 seagrasses 58 terrestrial ecosystems 58 deplete oxygen 57 gobies 57 insect larvae 57 marine organisms 57 tidal marshes 57 zooxanthellae 57 baleen whale 57 Organisms 57 wetland ecosystems 57 Sperm whales 57 nutrient rich 57 damselfish 57 alga 57 seaweeds 56 crustaceans 56 biota 56 Invasive plants 56 forbs 56 gastropods 56 single celled organisms 56 eel grass 56 sand eels 56 methanogens 56 seals sea lions 56 Archaea 56 toothed whales 55 bioaccumulation 55 intertidal zone 55 amoebae 55 microbes 55 Nematodes 55 marine reptiles 55 eelgrass beds 55 tiny crustaceans 55 benthic 55 stoneflies 55 mammals reptiles 55 microscopic organisms 55 single celled 55 sea squirts 55 Menhaden 55 freshwater marshes 55 atmospheric nitrogen 55 macroalgae 55 crabs shrimp 55 seagrass beds 55 foraminifera 55 Dust mites 55 damselflies 54 pest insects 54 microorganisms 54 dinoflagellates 54 prokaryotes 54 Earthworms 54 pelagic fish 54 symbionts 54 shallow bays 54 leafhoppers 54 freshwater ecosystems 54 diatom 54 species 54 Phragmites 54 naturally occurring bacteria 54 mammals 54 tubeworms 54 Algae blooms 54 wintering birds 54 ecological niches 53 aquatic creatures 53 nitrogen fixing 53 Carotenoids 53 eelgrass