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(Click for frequent words.) 70 intertidal 65 subtidal 65 intertidal zone 61 pristine coral reef 61 wetland vegetation 60 Nihoa Island 60 rocky intertidal 60 intertidal zones 60 seagrasses 59 seabeds 59 eelgrass meadows 59 saltmarshes 59 tidal waters 59 turtle nesting beaches 59 tidal estuary 59 mangroves coral reefs 58 reef 58 estuarine habitats 58 estuarine 58 reef habitats 58 estuarine habitat 58 abyssal plain 58 benthos 58 lacustrine 58 hardwood swamps 58 freshwater wetland 58 bays estuaries 58 dwelling organisms 57 Lophelia 57 upland habitats 57 seagrass meadows 57 sargassum 57 brackish marsh 57 freshwater habitats 57 rivers estuaries 57 tidal estuaries 57 #sq km [003] 57 shell middens 57 piers docks 57 mudflat 57 mangrove ecosystems 57 nearshore reefs 57 saltwater estuary 57 breeding waders 57 Chilka Lake 57 oligotrophic 57 eroding shorelines 57 tidal inlet 56 reefs 56 estuaries 56 fringing reef 56 aquatic fauna 56 Drakes Estero 56 bleached coral 56 refugia 56 spawning aggregations 56 freshwater marsh 56 bird rookeries 56 NWHI 56 re vegetating 56 embayments 56 salt marshes 56 stony corals 56 estuary 56 fine grained sediment 56 Moapa dace 56 ecoregions 56 tidal flushing 56 wetland ecosystem 56 wetlands floodplains 56 freshwater aquifers 56 hypersaline 56 Great Crested Newts 56 seafloor habitats 56 coastal dune 55 amphipods 55 dune vegetation 55 freshwater mussel 55 Tawharanui 55 tidal wetland 55 marine sediments 55 sea turtles nest 55 embayment 55 #sq km [001] 55 colonial waterbirds 55 vole populations 55 Solitary Islands 55 eelgrass beds 55 Thresher sharks 55 fringing reefs 55 eelgrass habitat 55 inshore reef 55 upland forests 55 Wadden Sea 55 Kimbe Bay 55 seabird nesting 55 foreshores 55 nesting beaches 55 benthic 55 corals sponges 55 ocean basins 55 headwater stream 55 seagrass beds 55 Maui dolphin 55 clam beds 54 unfished 54 shallower Cretaceous 54 Loch Torridon 54 reedbed 54 hyper saline 54 mud flats 54 revegetated 54 outwash 54 Cottontails seek 54 tidal wetlands 54 #sqkm [002] 54 flatback turtle 54 herbivorous fish 54 scrub shrub 54 Upper Miocene 54 tidal salt marsh 54 biodiversity hotspot 54 eel grass 54 estuarine waters 54 coastal bays 54 coral 54 mudflats 54 tidal marshes 54 grassbeds 54 intertidal mudflats 54 habitats 54 freshwater aquifer 54 tern colony 54 mussel farms 54 freshwater wetlands 54 Kure Atoll 54 estuarine crocodile 54 Lake Cootharaba 54 garigue 54 Late Paleozoic 54 ecologically fragile 54 rocky reefs 54 acid sulphate soils 54 Scientific Interest SSSI 54 scallop dredging 54 limestone karst 54 seabed sediments 54 groyne 54 deltaic 54 northern leopard frogs 54 pearl oysters 54 remnant vegetation 54 tidal marsh 54 shell midden 54 Hauraki Gulf islands 54 Eelgrass 54 estuarine environments 54 Furnace Pond 54 Gahirmatha Marine Sanctuary 54 demersal fish 54 groundwater aquifer 54 shorebird nesting 53 microhabitats 53 calcium carbonate shells 53 blanket bog 53 Artificial reefs 53 Olive Ridley Turtles 53 trawl fisheries 53 bony fishes 53 freshwater crocs 53 freshwater lakes rivers 53 Akaroa Harbour 53 prawn trawling 53 coral habitats 53 common murres 53 coral reefs 53 kelp forests 53 Brackish water 53 tadpole shrimp 53 Gahirmatha beach 53 seagrass 53 oceanic islands 53 temperate rainforest 53 rocky headlands 53 salt marsh habitat 53 Gangetic delta 53 alongshore 53 Arapaima gigas 53 finfish aquaculture 53 inland bays 53 fairy tern 53 Lamlash Bay 53 cladophora 53 reedbeds 53 saltpans 53 river catchments 53 estuarine crocodiles 53 giant squid Architeuthis 53 planktonic 53 Tubli Bay 53 Jurassic carbonate 53 #km ² [002] 53 shoreline 53 mangrove fringed 53 brackish marshes 53 renourishing 53 riparian corridors 53 biotopes 53 Teshekpuk 53 marshy wetlands 53 #sqkm [001] 53 sediments 53 tidal pools 53 planktonic foraminifera 53 saltwater estuaries 53 nesting habitats 53 coral reef habitats 53 Great Barrier reef 53 sea lochs 53 saline intrusion 53 undeveloped shoreline 53 Ningaloo 53 groundwaters 53 caribou calving 53 deepwater corals 53 finless porpoises 53 tidal inundation 53 rivermouth 53 hydric soils 53 mussel beds 53 saltwater marsh 53 Loch Lochy 53 mangrove plantations 53 benthic organisms 53 freshwater snails 53 Heretaunga Plains 53 alluvial plains 53 marsh 53 remnant bushland 53 Leduc Formation 53 Laysan Island 53 Devonian limestone 53 intertidal habitat 53 reef fishes 53 Caretta caretta 53 Mangrove forests 53 Risso dolphins 53 karstic 53 bryozoans 53 seawaters 53 Ediacara 53 planktons 53 saltmarsh 52 riparian zones 52 tropical coral reefs 52 dune lakes 52 freshwater swamps 52 Domoic acid neurotoxin 52 Olive Ridley sea turtle 52 shallow reefs 52 sandpipers plovers 52 biotope 52 spawning kokanee 52 Tonle Sap lake 52 salt marsh 52 tropical savannah 52 terrestrial ecosystems 52 Little Assawoman Bay 52 Didemnum 52 Chuitna River 52 McMurdo Dry Valleys 52 inshore wrecks 52 fragile marine ecosystems 52 marine biota 52 tidal mudflats 52 Dogger Bank 52 tern nesting 52 coralline 52 turtles nesting 52 heavily vegetated 52 Palouse Hells Canyon 52 bull kelp 52 sandspit 52 waterbody 52 branching corals 52 aquatic flora 52 Forth estuary 52 breeding seabirds 52 polar oceans 52 mollusks crustaceans 52 shallow weedy 52 eelgrass 52 coastal headlands 52 Cape Poge 52 calcareous 52 alluvial soils 52 hydric soil 52 pristine coral reefs 52 freshwater streams 52 Basking shark 52 benthic invertebrates 52 staghorn corals 52 estuaries bays 52 oysters shrimp crabs 52 elkhorn corals 52 limestone grassland 52 dissolved oxygen DO 52 coral reef ecosystem 52 wetland buffers 52 seafloor sediments 52 hypoxic zone 52 Olive Ridley sea turtles 52 Beaked whales 52 sea turtle species 52 limestone ledges 52 tidal inlets 52 unsurveyed 52 coastland 52 wetlands flood plains 52 calcium carbonate skeletons 52 mangrove vegetation 52 Mersey Estuary 52 mataitai 52 Kermadec Arc 52 biota 52 aquatic invertebrates 52 basalt rock 52 inlands 52 seabird species 52 Paleogene 52 spawning habitats 52 pristine rainforests 52 salinity 52 breakline 52 Seagull Intrusion 52 sand lances 52 dunlins 52 alluvial plain 52 Gangetic 52 Davidson Seamount 52 Popponesset Bay 52 wetland 52 sandbanks 52 auklets 52 freshwater marshes 52 Cretaceous Jurassic 52 Alexandrium 52 wetlands 52 estuarial 52 sandy bottoms 52 Norway Svalbard 52 Horseshoe crabs 52 seafloor sediment 52 nutrient inputs 52 isopods 52 carboniferous 52 reed bed 52 pristine rainforest 52 nontidal wetlands 52 Poyang Lake 52 Basking sharks 52 coral reef 52 paleochannel 52 aquatic species 52 coastal salt marshes 52 stone curlews 52 Canadon Seco 52 chemosynthetic 51 larval mosquitoes 51 trawl fishery 51 Whatipu 51 erosional 51 thermocline 51 kelps 51 Larne Lough 51 herring spawning 51 Motuihe 51 Pseudo nitzschia 51 coralline algae 51 Quartermaster Harbor 51 Seagrasses 51 freshwater crocodiles 51 Ningaloo Marine 51 eutrophic 51 sandy shorelines 51 Carden Alvar 51 Okarito 51 Sinepuxent Bay 51 tidal creek 51 mangrove 51 overwashed 51 stony coral 51 seagrass habitat 51 Cockroach Bay 51 coccolithophores 51 Navajo Sandstone 51 Gahirmatha 51 River Wandle 51 microbialites 51 longline fishery 51 Rushikulya river mouth 51 nearshore waters 51 shellfisheries 51 Succulent Karoo 51 kelp beds 51 harlequin ducks 51 mangroves 51 Whales dolphins 51 coastal mangrove forests 51 alluvial flats 51 saltwater lagoons 51 coquina rock 51 marine mammals seabirds 51 clay loam 51 pelagic fishes 51 cypress forest 51 inshore reefs 51 gray triggerfish 51 tidewater goby 51 scallop fisheries 51 Saanich Inlet 51 contaminant plume 51 marine ecosystem 51 mangrove shorelines 51 abyssal plains 51 willow flycatcher 51 scalloped hammerhead shark 51 aspen parkland 51 tidal rivers 51 limestone outcrops 51 tidally influenced 51 Lake Okaro 51 palaeo 51 snails clams 51 leatherback nesting 51 abalone fishery 51 vulnerable marine ecosystems 51 cockle beds 51 common scoter 51 Palos Verdes Shelf 51 gravel quarries 51 corals 51 mesic 51 Tropical rainforests 51 vessel groundings 51 prairie grassland 51 sedimentary deposits 51 Irrawaddy dolphins 51 Muskeget 51 Humber Estuary 51 emergent vegetation 51 Longmen Shan fault 51 Kotzebue Sound 51 Meghna basin 51 foraminifera 51 nearshore marine 51 freshwater impoundments 51 sewage outfall pipe 51 upland habitat 51 turtles dugongs 51 Strathcona Fiord 51 Wassaw 51 hydrocarbon saturation 51 wildlife corridors 51 Fairydell Bon Accord 51 Cape Naturaliste 51 seabird breeding 51 California gnatcatcher 51 steelhead spawning 51 salinities 51 wetland habitats 51 Sable Gully 51 Queets River 51 woodland grassland 51 algal species 51 dredge spoil 51 Hylebos Creek 51 crustaceans mollusks 51 terns nest 51 Dissolved oxygen levels 51 waterbodies 51 toxic gook 51 subaqueous 51 piping plover nesting 51 ostracods 51 roseate tern 51 surficial 51 Copperstone Fault 51 molluscan 51 watertable 51 Pumicestone Passage 51 forested uplands 51 Gordons Pond 51 coastal waters 51 aquaculture ponds 51 waterfowls 51 white clawed crayfish 51 molluscs crustaceans 51 Gangetic dolphins 51 Cauvery Basin 50 coastal upwelling 50 freshwater ponds 50 estuarine ecosystems 50 chalk grassland 50 dolerite 50 crustaceans molluscs 50 Kaipara Harbour 50 waterfowl nesting 50 marine biodiversity 50 saltwater marshes 50 #.#km# 50 tideline 50 forams 50 southeastern Bering Sea 50 photic zone 50 tideland 50 Mararoa 50 Ninigret Pond 50 rockweed 50 hydrocarbon saturations 50 endemism 50 groynes 50 natterjack toads 50 Sea otters 50 eider ducks 50 elkhorn coral 50 breakwalls 50 great crested newt 50 nutrient loadings 50 Freshwater mussels 50 overhanging vegetation 50 Gahirmatha marine sanctuary 50 sea hydrothermal vents 50 sediment 50 dry deciduous forests 50 Burry Inlet 50 invertebrate populations 50 macro invertebrate 50 wahi tapu 50 waterbird 50 dragonfly nymphs 50 reservior 50 Tiritiri Matangi Island 50 diver swims 50 coastal bluffs 50 reef ecosystems 50 Point Buchon 50 Hector dolphins 50 Nariva Swamp 50 biodiverse ecosystems 50 transect 50 Coral bleaching 50 Upper Jurassic 50 coniferous forest 50 porous sandstone 50 shellfish harvested 50 Studland Bay 50 frog spawn 50 heron rookery 50 lowland forest 50 prairies deserts 50 olive ridley 50 dugongs 50 sponges corals 50 Robson Bight 50 Daintree rainforest 50 snailfish 50 dolomitic 50 Jewfish 50 sewage outfalls 50 paramo 50 sooty shearwaters 50 Salt marshes 50 reed beds 50 Chilika lake 50 habitat 50 salamander larvae 50 coral formations 50 ocean sunfish 50 Narrowneck 50 Lake Lacawac 50 middens 50 hawksbill turtles 50 beech forests 50 Tamaki Estuary 50 pristine beachfront 50 silty limestone 50 skink 50 billabongs 50 sedimentation basins 50 coral ecosystems 50 lush forested 50 damselfish 50 hydrothermal vent 50 Delaware Inland Bays 50 Sulu Sulawesi 50 prawn ponds 50 sand dredged 50 mangrove wetlands 50 seals sea otters 50 terns nesting 50 sea urchins crabs octopuses 50 Cape Floristic Region 50 towering icebergs 50 mangrove habitats 50 Cape Arago 50 mussel populations 50 boatsheds 50 coldwater streams 50 carbonate sediments 50 spawning gravels 50 coral reef fishes 50 Polluted runoff 50 renourished 50 planktonic algae 50 echinoderm 50 Ninemile Creek 50 Hawksbill Turtles 50 forests meadows 50 Kasatochi 50 Coral reef 50 Surin Islands 50 Benguela Current 50 coral Acropora 50 Wood storks 50 mangrove islands 50 unroaded 50 Recreational fishers 50 freshwater invertebrates 50 Llyn Padarn 50 irrigable 50 eel fishery 50 marine ecology 50 porbeagles 50 streambanks 50 renourish beaches 50 Blainville beaked whales 50 thermal vents 50 scalefish 50 headlands 50 kaimoana 50 Ningaloo reef 50 re vegetate 50 Ka'ena Point 50 Marine Protected 50 Zooplankton 50 shorelines 50 denning habitat 50 Azolla 50 trawl fishing 50 stone revetment 50 tidepools 50 eiders 50 Sonadia Island 50 freshwater springs 50 storm drains unclogged 50 Pelorus Sound 50 exhalite 50 elevational 50 clay subsoil 50 Broadkill River 50 Orakei Basin 50 Olive Ridleys 50 gastropods 50 Neogene 50 luxuriant vegetation 49 Hickling Broad 49 inshore waters 49 Dredged 49 Langebaan Lagoon 49 peat soils 49 vermillion snapper 49 freshwater mussels 49 Skomer Island 49 Waipaoa 49 shearwater 49 marine reptiles 49 microscopic phytoplankton 49 Hector dolphin 49 aquatic habitats 49 Middle Eocene 49 Medomak River 49 aquifer recharge 49 marine invertebrates 49 Necanicum 49 porous limestone 49 Waquoit Bay 49 Hine emerald dragonfly 49 Cape Solander 49 recolonised 49 Lake Benmore 49 starfish sea urchins 49 Orongo Bay 49 wintering wildfowl 49 turtles nest 49 peat swamp 49 brown trout fishery 49 macroinvertebrate 49 pigeon guillemots 49 lowland heath 49 species 49 Raukumara 49 iron sulphate 49 tiny single celled 49 cultch 49 siliciclastic 49 rockpiles 49 pearl mussel 49 climatically suitable 49 sandy loams 49 Louisiana coastal marshes 49 gravelly sandy 49 northwestern Hawaiian Islands 49 red necked phalaropes 49 brackish ponds 49 rock revetment 49 Ramsar sites 49 Satabhaya 49 Sengekontacket Pond 49 Peatlands 49 Elephant Seals 49 tunicates 49 gossanous 49 Baringo giraffes 49 Lake Ozette 49 Gower peninsula 49 herring spawn 49 shallower reefs 49 saprolitic 49 phyllosilicate 49 aquatic insect 49 longfin 49 HABs 49 Antarctic krill 49 Palk Bay 49 riparian habitats 49 freshwater 49 freshwater estuaries 49 geothermal gradient 49 Horsey Mere 49 coral cays 49 sandy bottomed 49 Whangarei Harbour 49 heronry 49 western grebes 49 pristine coastline 49 dissolved oxygen levels 49 lateritic 49 silts 49 bottomland hardwood forests 49 Amundsen Sea 49 humpback whales migrate 49 Threadfin shad 49 gnatcatchers 49 koala habitat 49 dotterel 49 highly erodable 49 polychaete worms 49 macrofauna 49 foraging habitats 49 alluvial deposits 49 wintering ducks 49 Mai Po 49 Cheesequake Creek 49 Tabin Wildlife Reserve 49 Loggerhead turtle 49 REE enriched 49 arctic grayling 49 Shivaliks 49 Rano Raraku 49 Ramsar wetlands 49 Apo Reef 49 rocky crevices 49 endangered bowhead whales 49 marshes swamps 49 wetlands woodlands 49 Bhitarkanika sanctuary 49 ocean upwelling 49 aquatic grasses 49 weedy bays 49 dyke swarms 49 migratory corridors 49 Napeague Harbor 49 Least terns 49 karst topography 49 cetaceans whales dolphins 49 montane 49 mola mola 49 terrestrial vertebrates 49 Peconic Estuary 49 salamander species 49 Wagonga Inlet 49 fauna 49 Deepor Beel 49 sewage outfall 49 impermeable membrane 49 toxic algal blooms 49 sedge grass 49 nontarget species 49 streamside habitat 49 freshwater ecosystems 49 placer workings 49 Plesiosaurs 49 cypress tupelo swamp 49 piers jetties 49 larval fish 49 Tubbataha 49 revegetating 49 underwater volcanos 49 Upper Floridan aquifer 49 squid fishery 49 contamination Nishiyama 49 sparse vegetation 49 sea lion rookeries 49 Loch Sunart 49 striped mullet 49 basaltic rocks 49 ecologically sensitive areas 49 McCall Weiser 49 Similan Islands 49 karsts 49 deer wintering 49 seabed 49 magnetite bearing 49 Hawaiian Archipelago 49 esker 49 flatback turtles 49 Tiritiri Matangi 49 spatterdock 49 Elkhorn Slough 49 cherts 49 Alexandrium fundyense 49 bryozoan 49 Lake Mainit 49 Haor 49 Alligator gar 49 wetland soils 49 Lake Buhi 49 Napatree Point 49 oysters clams mussels 49 ultramafic rock 49 landward side 49 red necked phalarope 49 Darwin Mounds 49 waters teem 49 grassland habitats 49 luderick 49 rotting seaweed 49 redfish snook 49 migratory seabirds 49 ocean 49 temperate forests 49 faunal 49 wetland habitat 49 quaggas 49 sq.km 49 vernal pool species 49 hummocky 49 bottomland forests 49 otters 49 Sand dunes 49 chalk downland 49 peat swamps 49 silicified meta 49 wolffish 49 Bottom trawling 49 Water hyacinth 49 Ariake Sea 49 Indo Gangetic 49 shallow overburden 49 Menai Strait 49 Wakatobi 49 red legged frogs 49 Wagonga 49 Twofold Bay 49 hypoxic zones 49 biogeochemical processes 49 vaquitas 49 toxins leaching 49 Mako sharks 49 claystone 49 Bellingshausen Sea 49 Hunua Ranges 49 Cockburn Sound 49 barnacle geese 49 neap tide 49 rocky outcrops 49 Landslips 49 #km ² [001] 49 intertidal marsh 49 Etango deposit 49 river deltas 49 coral reefs mangroves 49 hawksbill turtle 49 ecoregion 49 rockfill 49 southwestern willow flycatcher 49 coastal marine ecosystems 49 cockle fishery 49 Zechstein 49 advanced argillic alteration 49 evaporite 49 coastal estuaries 49 Ca Mau Cape 49 Lower Jurassic 49 leatherback sea turtles 49 Seamounts 49 pipis 49 tortoise habitat 49 coral reef habitat 49 vegetation 49 vernal ponds 49 landward 49 marine phytoplankton 49 turtle nesting sites 49 #sq km [002] 49 Middle Devonian 49 understorey 49 black legged kittiwakes 48 Gangetic dolphin 48 Lake Rotomahana 48 krill shrimp 48 endangered Irrawaddy dolphins 48 Teewah Beach 48 turbidites 48 dhufish 48 brachiopods 48 biodiversity hotspots 48 artificial worms crankbaits 48 mammals reptiles birds 48 thick tabular 48 peaty soil 48 limestone karsts 48 chlorophyll concentrations 48 coastal seabeds 48 biogeochemical 48 oceanic 48 coastline 48 wet meadows 48 swamps marshes 48 Taiaroa Head 48 staghorn coral 48 Narran Lakes 48 umbel 48 gnatcatcher 48 glacially carved 48 vuggy silica quartz alunite 48 Kearney buckwheat 48 Steep slopes 48 green hawksbill 48 wooden crate dumped 48 floodplains wetlands 48 dredged sediment 48 macro invertebrates 48 fish reptiles amphibians 48 cetaceans whales 48 Packery Channel 48 #km# [001] 48 turtle nesting 48 Crowdy Head 48 Lophelia coral 48 lakebed 48 vertebrate fossils 48 Shivalik hills 48 stockwork breccia 48 seafloors 48 Rushikulya 48 deplete oxygen 48 migrating shorebirds 48 sagebrush steppe 48 abalones 48 greenland 48 Albemarle Pamlico 48 acid sulphate 48 saline aquifers 48 pelagic sharks 48 forested wetlands 48 Piankatank River 48 Ecological Importance 48 impermeable shale 48 Dunnet Head 48 San Bernardino kangaroo rat 48 oysters crabs 48 saltwater lagoon 48 koala habitats 48 Aquatic Preserve 48 Golfo Dulce 48 midge larvae 48 invertebrates 48 Leatherback turtles 48 shrublands 48 seal rookery 48 coastal ecosystems 48 mollusks 48 upwellings 48 corals reefs 48 shallow lagoon 48 invertebrate animals 48 depositional environment