Related by context. Frequent words. (Click for all words.) 59 coral 57 snail shells 57 corals 57 marine invertebrates 56 intertidal 56 aragonite 56 tunicates 55 planktonic 55 foraminifera 55 seaweeds 55 filamentous 55 zooxanthellae 55 calcareous 55 amphipods 55 reefs 55 waxy substance 54 isotope ratios 54 chitin 54 diatoms 54 benthic 54 setae 54 decaying vegetation 54 refugia 54 otolith 54 nanosized 54 lichen 53 alga 53 marine organisms 53 epiphytes 53 damselfish 53 iron oxides 53 copepods 53 synthetic polymers 53 bioaccumulation 52 cartilaginous 52 staghorn 52 nacre 52 mucilage 52 lichens 52 naturally occurring mineral 52 phytoplankton blooms 52 mottled brown 52 photosynthetic organisms 52 toothed whales 52 limpets 51 hawksbill 51 Sea otters 51 nitrogen fixation 51 sphagnum moss 51 goethite 51 acidic soils 51 inter tidal 51 seagrasses 51 diatom 51 reef 51 tannic acid 51 otoliths 51 Cyanobacteria 51 marine sediments 51 lava tubes 51 aquatic invertebrates 51 intertidal zone 51 killifish 50 calcite 50 sea squirts 50 collagen fibers 50 larval stages 50 gastropods 50 terrestrial ecosystems 50 whalebone 50 tubeworms 50 streambanks 50 ammonites 50 microscopic algae 50 plankton blooms 50 oxidise 50 absorbs carbon dioxide 50 termite mounds 50 broad leafed 50 egg sacs 50 batfish 50 coral reef 50 californica 50 unicellular 50 manuka 50 chytrid 50 lithosphere 50 underwater volcanoes 50 faunal 50 cambium 49 Scientists theorize 49 middens 49 acidify 49 coral formations 49 rocky reefs 49 temperate forests 49 temperate rainforest 49 sea urchins 49 coral reefs 49 water repellency 49 silts