Related by context. Frequent words. (Click for all words.) 78 phytoplankton 64 krill 63 invertebrates 59 marine ecosystem 59 algae 59 organisms 58 sea creatures 58 marine ecosystems 57 microbes 56 dissolved oxygen 55 kelp 55 larvae 55 cyanobacteria 55 corals 54 reefs 54 jellyfish 54 ocean currents 54 algal 54 algae blooms 54 crustaceans 53 mammals 53 seabirds 53 oceans 53 photosynthesis 52 menhaden 52 baitfish 52 coral reefs 52 nutrient rich 52 sperm whales 52 estuaries 51 mollusks 51 sediments 51 ecosystems 51 herbivores 51 nutrients 50 earthworms 50 fish 50 tadpoles 50 microorganisms 50 acidification 50 squid 49 mussels 49 insects 49 biosphere 49 micro organisms 49 fishes 49 ocean 48 coral 48 chlorophyll 48 oceanic 48 herring 48 snails 48 bacteria 48 zebra mussels 48 larval 48 marine mammals 47 sediment 47 nitrogen 47 species 47 atmospheric carbon dioxide 46 grasses 46 algae bloom 46 organism 46 crabs 46 ocean acidification 46 freshwater 45 salinity 45 creatures 45 reef 45 larva 45 sandbars 45 forage 45 shallows 45 coastal wetlands 45 whales 45 lichen 45 contaminants 45 grubs 45 pollinators 45 organic molecules 45 cormorants 45 porpoises 45 Insects 44 turtles 44 sea otters 44 caterpillars 44 Bacteria 44 overfishing 44 sea turtles 44 glaciers 44 Antarctic Peninsula 44 fatty acids 44 organic compounds 44 pelicans 44 aphids 43 gulls 43 nematodes 43 ecosystem 43 penguins 43 shorebirds 43 shallow waters