Related by context. Frequent words. (Click for all words.) 59 zooplankton 59 copepods 58 invertebrates 58 estuarine 58 biota 57 eelgrass 56 diatoms 55 phytoplankton 55 pelagic 54 marine organisms 54 plankton 54 marine ecosystems 54 reefs 53 baleen whales 53 seagrass 53 marine ecosystem 52 aquatic species 52 corals 52 dissolved oxygen 52 organisms 52 krill 51 dissolved oxygen levels 51 reef 51 aquatic organisms 51 seamounts 51 seagrass beds 50 crustaceans 50 marine biodiversity 50 sediments 50 invertebrate 50 ocean ecosystems 50 aquatic insects 50 coral 50 aquatic habitat 49 taxa 49 alga 49 aquatic ecosystems 49 molluscs 49 estuaries 49 acidification 48 species 48 oceanic 48 dugongs 48 coral reef 48 sediment 48 filter feeders 48 larval 48 sperm whales 48 coastal ecosystems 47 hydrothermal vents 47 microscopic organisms 47 eutrophication 47 ocean 46 microbial 46 oceanographic 46 cetacean 46 salinity 46 sedimentation 46 sea creatures 46 dugong 46 narwhal 46 cyanobacteria 46 microorganisms 46 mammals 46 marine mammals 46 horseshoe crab 46 sediment samples 46 algal 46 salt marshes 46 biotic 46 cetaceans 46 biosphere 45 coral species 45 archaea 45 coral reefs 45 flatfish 45 bowhead whales 45 fish 45 mollusks 45 horseshoe crabs 45 marine ecology 45 sediment cores 45 freshwater 44 algal bloom 44 sulfides 44 vertebrate 44 shellfish 44 lampreys 44 ecosystems 44 crabs 44 herring 44 seafloor 44 algal blooms 44 Steller sea lions 44 abundances 44 mussels 44 oxygenation 44 lamprey 44 seabirds 44 aquatic creatures 44 finfish