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(Click for frequent words.) 81 reefs 74 coral reef 67 coral 66 coral reefs 65 fringing reef 62 shoal 61 inshore reefs 61 groyne 61 nearshore reefs 60 corals 60 artificial reef 60 intertidal 60 seagrass 59 shallow reefs 59 seagrass beds 59 Barrier Reef 59 reef habitats 59 ocean 58 inter tidal 58 fringing reefs 58 mangroves 58 headland 57 Artificial reefs 57 spawning aggregations 57 Reef 57 seagrass meadows 57 kelp beds 57 Kure Atoll 57 Great Barrier Reef 57 sandbar 57 mussel farms 57 seagrasses 57 eelgrass beds 56 breakwater 56 mangrove 56 barrier reef 56 Great Barrier reef 56 shoreline 56 shorelines 56 mussel beds 56 reef ecosystems 56 marine ecosystem 56 pier 56 shoreward 56 artificial reefs 56 Narrowneck 56 eel grass 55 Laysan Island 55 inshore reef 55 Coral reef 55 jetty 55 estuaries 55 mangrove islands 55 Oculina coral 55 Geographe Bay 55 pristine coral reef 55 dune 55 Caxambas Pass 55 eelgrass 55 estuary 55 Minke whale 55 vessel groundings 54 estuarine 54 seabeds 54 sandspit 54 marine ecosystems 54 rivermouth 54 islands 54 inshore 54 mudflat 54 Kealakekua Bay 54 corals sponges 54 oyster reef 54 voyaging canoes 54 seafloor habitats 54 elkhorn coral 54 pristine coral reefs 54 whale 54 Seal Rocks 54 Manukau Harbour 54 dugong 54 dock pilings 54 Foveaux Strait 53 seamount 53 Pumicestone Passage 53 headlands 53 seawall 53 elkhorn corals 53 coral colonies 53 Lophelia 53 Peril Strait 53 Wakatobi 53 bleached coral 53 groynes 53 Keawakapu 53 Twofold Bay 53 breakwaters 53 seabed 53 coral cays 53 longline fishery 53 Nihoa 53 limu 53 marine 53 Nihoa Island 53 coral reef ecosystem 53 mangrove forest 53 Nassau grouper 53 Outer Reef 53 shallow waters 53 atoll 53 Ningaloo 53 trawl fisheries 53 shorebreak 53 inshore wrecks 53 ocean ecosystems 53 rocky shoal 53 intertidal zones 53 seagrass habitat 53 sandbank 53 Boca Grande Pass 53 intertidal zone 52 ship groundings 52 Akaroa Harbour 52 Cockburn Sound 52 Ninigret Pond 52 prawn trawling 52 mud flats 52 dune vegetation 52 scallop dredging 52 Cape Otway 52 pier pilings 52 Coral Sea 52 tidal pools 52 snapper fishery 52 barrier islands 52 Reefs 52 Zuniga Jetty 52 Nobbys Beach 52 Hector dolphins 52 coastline 52 tern colony 52 prawn fishery 52 sandbars 52 jewfish 52 Scuba dive 52 Humpback whale 52 reef shark 52 subtidal 52 deepwater corals 52 gobies 52 Mosquito Lagoon 52 beach 52 Ningaloo Reef 52 coral formations 52 sandbanks 52 Maui dolphin 52 nearshore waters 52 sargassum 52 coral atoll 52 St. Lucie Inlet 52 French Frigate Shoals 52 spearfishermen 52 kelp forests 52 lagoon 52 Jewfish 52 Bait Reef 51 volcanic cone 51 marine ecology 51 grassbeds 51 Orange roughy 51 goliath grouper 51 shallower reefs 51 Marquesas 51 Rottnest 51 leatherback turtles 51 limestone ledges 51 staghorn corals 51 breakwall 51 inlet 51 leatherback sea turtles 51 bridge pilings 51 whales 51 Cape Solander 51 Tutukaka 51 Mokulua Islands 51 coral reef ecosystems 51 Lahaina Harbor 51 harbor breakwater 51 Visayan Sea 51 coralline algae 51 mangrove ecosystems 51 reef sharks 51 benthic 51 dunes 51 wharf 51 Tigertail Beach 51 Lyttelton Harbour 51 Matakana Island 51 saltmarshes 51 surfline 51 saltwater marsh 51 Cow Bombie 51 ancient Polynesians 51 Kaena Point 51 oyster dredge 51 marine habitats 51 snorkelled 51 Lad Akins 51 marine biodiversity 51 Snorkelers 51 tuna fishery 51 Cay Sal Bank 51 ocean sunfish 51 Skan Bay 51 dusky sharks 51 Risso dolphins 51 fairy tern 51 mudflats 51 sea creatures 51 Motiti Island 51 rookery 51 trawl fishery 51 leatherback 51 Tauranga Harbour 51 canoe Hokule'a 51 Professor Hoegh Guldberg 51 jetties 51 coral reef habitat 51 rockpiles 51 alongshore 51 sediment 50 bottomfish 50 coastal ecosystems 50 Whatipu 50 island 50 Horseshoe crabs 50 Bryde whale 50 stonefish 50 tidal creek 50 Duyfken 50 Ka'ena Point 50 piers docks 50 kelp forest 50 spottail 50 mooring buoy 50 squid fishery 50 marine organisms 50 freshwater crocs 50 pristine coastline 50 Ulladulla Harbour 50 whale carcass 50 rock revetment 50 Basking sharks 50 sandy shoals 50 Sperm whale 50 marsh 50 seawaters 50 dwelling organisms 50 Lake Rotomahana 50 planktonic 50 Cobourg Peninsula 50 humpback whale 50 oyster reefs 50 Basking shark 50 wetland vegetation 50 rock groynes 50 San Cuvier 50 Humpback whales 50 marker buoy 50 Matanzas Inlet 50 tropical coral reefs 50 mutton snappers 50 embayments 50 Duxbury Reef 50 seabird breeding 50 Lake Cootharaba 50 rocky reefs 50 Gag grouper 50 Thresher sharks 50 kelp 50 Chinaman Hat 50 Loggerhead turtle 50 seaward 50 beaches 50 Looe Key 50 marine invertebrates 50 swordfish fishery 50 Sengekontacket 50 Kaipara Harbour 50 monk seals 50 crayfish pots 50 Kaho'olawe 50 sealife 50 breakline 50 scallop fishery 50 squid 50 Marine Protected 50 coral larvae 50 flatfish 50 oceans 50 mangrove shorelines 50 tidal inlet 50 Rangitoto Island 50 Hither Creek 50 foraminifera 50 aluminum dinghy 50 beaked whale 50 derelict crab pots 50 Maalaea Harbor 50 Jumpinpin Bar 50 Motuihe 50 pygmy sperm whale 50 voyaging canoe 49 cladophora 49 jellyfish 49 coastal waters 49 inshore waters 49 Beaufort Inlet 49 snailfish 49 Belize Barrier Reef 49 coastal wetlands 49 overwashed 49 stony corals 49 marker buoys 49 bonnethead sharks 49 longline fisheries 49 Egmont Key 49 dolphin 49 Nonsuch Island 49 oyster larvae 49 hull 49 Yongala 49 opihi 49 Midway Atoll 49 akule 49 rockpool 49 vulnerable marine ecosystems 49 estuarine habitat 49 honu 49 Beached whales 49 longline 49 Trembanis 49 coastland 49 gannet colony 49 shoals 49 tidal waters 49 Algoa Bay 49 tideline 49 mola mola 49 dhufish 49 acid sulphate soils 49 Goliath grouper 49 coastal estuaries 49 Kimmeridge Bay 49 samson fish 49 Nauset Marsh 49 seabirds 49 Delaware Inland Bays 49 coral species 49 renourishing 49 toothfish 49 foreshores 49 seamounts 49 Manta rays 49 easterly swell 49 freshwater mussel 49 freshwater lagoon 49 sandy cove 49 coelacanths 49 Sinepuxent Bay 49 penguin colonies 49 billfish 49 sheltered bays 49 Crowdy Head 49 Marquesas Islands 49 Hawaiian monk seals 49 Barnegat Inlet 49 Cape Flattery 49 shallow bays 49 shipwreck 49 mataitai 49 Marine Protected Areas 49 Inshore fishing 49 dune lakes 49 Doubtful Sound 49 geotextile bags 49 Hereford Inlet 49 Abrolhos Islands 49 coral bleaching 49 pilchard baits 49 Maunalua Bay 49 Marlborough Sounds 49 pilings 49 loggerhead turtle 49 hawksbill turtles 49 staghorn coral 49 jetskiers 49 Struisbaai 49 pearl oysters 49 Anclote Key 49 Moreton Island 49 Ningaloo reef 49 boatsheds 49 tidepools 49 leatherbacks 49 clam beds 49 plover nest 49 dugongs 49 Cape Naturaliste 49 turtle nesting beaches 49 Loch Torridon 49 cray pot 49 diver swims 49 Molokini 49 Cocos Island 49 gannet 49 weedline 49 leatherback sea turtle 49 inland bays 49 rock lobster fishery 49 sunken trawler 49 mangrove shoreline 49 Quartermaster Harbor 49 snorkellers 49 salt marshes 48 coral fringed 48 sewage outfall pipe 48 Hawaiian Islands 48 Gasparilla Pass 48 sea 48 lobster pots 48 Osisko Hammond 48 crays 48 shallow lagoon 48 pelagics 48 coral Acropora 48 branching corals 48 Goliath Grouper 48 demersal 48 coral encrusted 48 reef fishes 48 longline fishing 48 Masonboro Island 48 abalones 48 Waitemata Harbour 48 ocean basins 48 tripletail 48 spawning beds 48 basking shark 48 migrating whales 48 manatee 48 Loligo 48 beached 48 Kalepa 48 Sargasso Sea 48 Norriego Point 48 Kapiti Island 48 sea turtle populations 48 coastal 48 Boca Grande Causeway 48 Morro Rock 48 Studland Bay 48 Hawksbill turtle 48 spiny lobsters 48 Rudee Inlet 48 chum slick 48 Nuku Hiva 48 inshore fishery 48 Belfast Lough 48 whales beached 48 Napeague Harbor 48 Okinotori 48 eelgrass meadows 48 Te Kaha 48 Pasha Bulker 48 fiddler crabs 48 crab trap 48 Hokule'a 48 basking sharks 48 inshore artificial reefs 48 coral habitats 48 mooring buoys 48 bioluminescent bay 48 grassy shorelines 48 nudibranch 48 spartina grass 48 Napatree Point 48 Kimbe Bay 48 Dolphin Watch Ecotours 48 damselfish 48 Farallones 48 freshwater wetland 48 prawn trawlers 48 tarpon 48 Menai Strait 48 trawl fishing 48 lemon sharks 48 Scotch Cap 48 sewage outfall 48 fragile marine ecosystems 48 Chumming 48 Acropora 48 Apo Reef 48 gillnets 48 Marquesas Keys 48 Artificial reef 48 storm jib 48 Kasatochi 48 manta rays 48 shellfish harvests 48 Hokianga Harbour 48 Hauraki Gulf 48 megamouth shark 48 Longboat Pass 48 Kewalo Basin 48 scaled sardines 48 Palmyra Atoll 48 Pacific Gyre 48 Beaked whales 48 Tillamook Head 48 Bigeye 48 Motutapu 48 coccolithophores 48 Hanauma 48 Luhwaika Main 48 hydrothermal vent 48 Agulhas 48 pelagic 48 North Stradbroke Island 48 rock revetments 48 marine mammals 48 Bogue Banks 48 kaimoana 48 abalone fishery 48 shifting sandbars 48 Lituya Bay 48 Yongala wreck 48 Kakadu wetlands 48 hammerhead sharks 48 Lumahai Beach 48 sunken vessels 48 oyster beds 48 ocean outfall 48 Honolua Bay 48 Tautog 48 arapaima 48 Alaska Inside Passage 48 sandy spit 48 secluded bays 48 Galveston Seawall 48 cove 48 tidal flushing 48 Dyes Inlet 48 seawalls 48 Wasque 48 dredge spoil 48 Johnstone Strait 48 Ariake Sea 48 geotubes 48 Indented Head 48 reefing 48 intracoastal 48 Roosevelt Inlet 48 sea turtle 48 Anacapa Island 48 Rollover Pass 48 migrating humpback whales 48 sandy shorelines 48 Cayo Costa 47 sea turtles nest 47 Lesner Bridge 47 shipworm 47 Intracoastal Waterway 47 trochus 47 Farne Islands 47 Anglian Sovereign 47 mud volcano 47 Whangarei Harbour 47 whitetip sharks 47 Tikitapu 47 Cockroach Bay 47 trawl nets 47 fishery 47 rocky headland 47 navigational buoys 47 Fern Grotto 47 Galapagos Islands 47 Tuamotu 47 Cays 47 coastal headlands 47 seas 47 marine sanctuaries 47 Fish Hoek beach 47 Similan Islands 47 HMAS Brisbane 47 NWHI 47 GBRMPA 47 DiTorrice 47 tidal wetland 47 Artificial Reef 47 cayes 47 pelagic species 47 nesting beaches 47 heiau 47 Madaket Harbor 47 Keppel Islands 47 Gasparilla Sound 47 Lake Rotoiti 47 Bahia Honda 47 Poipu Beach 47 Porpoise Point 47 Ha'ena 47 luderick 47 Cape Adare 47 Calibogue Sound 47 Offshore Fernandina Beach 47 grouper 47 common murres 47 seafloor 47 spadefish 47 Mahia Peninsula 47 freshwater marsh 47 Corson Inlet 47 Piankatank River 47 Tamaki Estuary 47 wooden pilings 47 Hauraki Gulf islands 47 underwater caves 47 turtle nesting sites 47 Shen Neng 1 47 endangered leatherback turtles 47 Manasquan Inlet 47 Stump Pass 47 Leatherback turtles 47 recreational fishery 47 pilchard 47 freshwater crocodiles 47 barnacle encrusted 47 Tortugas Ecological Reserve 47 seafloor sediment 47 Kermadec Arc 47 Wagonga Inlet 47 scallop fisheries 47 Mooloolah River 47 Mangrove snapper 47 sand dune 47 Orca whales 47 Pulau Weh 47 Tioman 47 upland habitats 47 salps 47 Douglas Shoal 47 Cowrie Dancer 47 Goat Island 47 lobster fishery 47 Tangalooma Resort 47 wrasse 47 Whitsand Bay 47 Seawalls 47 Taiaroa Head 47 Leatherbacks 47 nearshore wrecks 47 coquina rock 47 larval fish 47 Bodie Island 47 scalloped hammerheads 47 marine ecologists 47 endangered manatees 47 Grassy Sound 47 Tatoosh Island 47 Queets River 47 Inskip Point 47 Tasman Peninsula 47 Whangapoua 47 anchorages 47 Buccoo Reef 47 Cape Poge 47 Yellowfin tuna 47 humpback whales 47 yellowtails 47 cetacean 47 Cape Palliser 47 Sanibel Captiva Conservation 47 thresher shark 47 surf reef 47 striped bass fishery 47 Elephant seals 47 shellfisheries 47 tiger sharks 47 longlining 47 Polpis Harbor 47 bull kelp 47 Shinnecock Inlet 47 oceanic 47 Waikawa Bay 47 sea squirts 47 kingfish bite 47 shoaling 47 seabird 47 gag groupers 47 baits fished 47 Jumpinpin 47 Daintree Rainforest 47 horseshoe crabs 47 Petit Bois Island 47 Sitka Sound 47 scalloping 47 conchs 47 Chagres River 47 scallop dredges 47 southerly swell 47 northwestern Hawaiian Islands 47 leatherback turtle 47 Keewaydin Island 47 Eaglehawk Neck 47 Whale sharks 47 coral cay 47 bulkheading 47 sewage outfalls 47 Kalapaki Bay 47 skiff capsized 47 Maro Reef 47 mangrove wetlands 47 recreational fishers 47 Hokulea 47 Southport Spit 47 turtles nesting 47 cod fisheries 47 isopods 47 Tubbataha 47 Porbeagle shark 47 Raja Ampat 47 Dirk Hartog Island 47 Belongil 47 Boynton Inlet 47 pelagic fishes 47 Cape Kiwanda 47 Didemnum 47 coral reef habitats 47 gastropod 47 Kotuku 47 Berkelmans 47 Loggerhead turtles 47 algal bloom 47 venomous lionfish 47 Point Buchon 46 marina docks 46 shallows 46 Australian Bight 46 Wachenfeld 46 fisheries bycatch 46 Bottom trawling 46 bronze whaler sharks 46 amberjacks 46 salt marsh 46 tides currents 46 steel hulled vessel 46 Kemp ridley 46 sunken wrecks 46 tidal rivers 46 Farewell Spit 46 monk seal 46 seine nets 46 hoki fishery 46 sperm whale 46 lobster larvae 46 mangrove habitats 46 bryozoan 46 Cape Moreton 46 Manasota Key 46 Aliwal Shoal 46 Whangaroa 46 pygmy sperm whales 46 surfable waves 46 Captiva Pass 46 Aquatic Preserve 46 Dusky Sound 46 Randy Kosaki 46 sargassum weed 46 Shute Harbour 46 breakwalls 46 manmade reef 46 inshore fishing 46 dolerite 46 ancient Hawaiians 46 Makapuu 46 prawn trawler 46 Galápagos 46 herbivorous fish 46 Dassen Island 46 Mabul 46 turtle nests 46 broadbill swordfish 46 Hillsboro Inlet 46 seabird populations 46 mangrove snappers 46 Cudjoe Key 46 sea lochs 46 coral Enzler 46 Ni'ihau 46 porbeagles 46 Bunaken 46 eagle ray 46 demersal fish 46 revetment 46 gator trout 46 whale beached 46 Ranongga 46 beached whales 46 Coronado Islands 46 lava tubes 46 shearwaters 46 Jervis Bay 46 Antarctic krill 46 Duxbury Buoy 46 phytoplankton bloom 46 fairy penguins 46 schoolie dolphin 46 Alberni Inlet 46 Maliko Gulch 46 ebbing tide 46 Salvors 46 shoreline erosion 46 shorebird nesting 46 whaler sharks 46 Artificial Reef Program 46 surfer paradise 46 Phang Nga Bay 46 aquatic vegetation 46 bird rookeries 46 Molokini Crater 46 Stradbroke Island 46 chummers 46 blueline tilefish 46 Monomoy Island 46 aquatic grasses 46 swordfishing 46 Antarctic toothfish 46 Valdez ran aground 46 coral polyp 46 Sumburgh Head 46 Outriggers 46 spearfisherman 46 Skomer Island 46 schoolie bass 46 petrels 46 Ithaa 46 salt marsh habitat 46 Laguna Madre 46 ship hull 46 Boca Raton Inlet 46 coastal mangrove forests 46 spottail bass 46 oarfish 46 plankton blooms 46 undersea volcanoes 46 Cocos 46 Matagorda Bay 46 tailing redfish 46 trepang 46 oceanic crust 46 Estes Flats 46 La Parguera 46 Lionfish 46 Recreational fishermen 46 Northwestern Hawaiian Islands 46 sunken vessel 46 cobia 46 kingfish cobia 46 Cay Sal 46 Loihi 46 Solitary Islands 46 gillnet 46 Hector dolphin 46 Moreton Bay 46 Sebastian Inlet 46 mulloway 46 Honeymoon Island 46 Honokohau Harbor 46 kelps 46 Ningaloo Marine 46 Gulp Shrimp 46 Blackfin tuna 46 surfcasters 46 Similan islands 46 Palafox Pier 46 Kualoa 46 Truk Lagoon 46 shipworms 46 Kim Brandell 46 Kawau Island 46 yelloweye rockfish 46 Alvei 46 Wailua River 46 Onetangi 46 Cuvier beaked whale 46 Smallies 46 Bolinas Lagoon 46 Ponta Preta 46 Matagorda Island 46 reef corals 46 submarine volcanoes 46 dolphins 46 Stranded whales 46 surf casters 46 hogfish 46 Wallaga Lake 46 bluewater 46 hammerheads 46 nesting seabirds 46 kahawai 46 barnacles 46 Bottomfishing 46 Packery Channel 46 goby fish 46 Yorkeys Knob 46 bass porgies 46 Rangitoto Channel 46 Mako shark 46 bleached corals 46 alga 46 sea loch 46 surfcasting 46 Logans Beach 46 sandworms 46 Seagrass 46 freshwater 46 purse seining 46 turtle nesting 46 hypoxic zone 46 olive ridley 46 Port Geographe 46 clubbed tunicate 46 Ka Loko Dam 46 shallow weedy 46 Carcharhinus 46 marina 46 rougher seas 46 seaweed 46 Kaimana Beach 46 Kiteboarders 46 Yzerfontein 46 Marine Sanctuary 46 Rinca island 46 JFK Causeway 46 Straddie 46 coastal dune 46 causeways 46 seabird nesting 46 scallop dredge 46 Little Assawoman Bay 46 Gatun Lake 46 mangrove swamp 46 tidal salt marsh 46 sharks stingrays 46 freshwater marshes 46 sculpins 46 eel fishery 46 billfishing 46 stinging jellyfish 46 Eddystone Point 46 halibut fishing 46 seaweeds 46 rocky intertidal 46 Mola Mola 46 aquatic insect 46 Onetangi Beach 46 abalone 46 striped mullet 46 colonial waterbirds 46 fine grained sediment 46 longlines 46 Spartina grass 46 Southport Broadwater 46 Humboldts 46 Pencarrow 46 Nusa Penida 46 intracoastal waterway 46 interisland ferry 46 fur seals 46 finback whale 46 Antarctic glacier 46 groundfish stocks 46 Spurn Point 46 Greenland halibut 46 Norway Svalbard 46 Abrolhos 46 Bilgola 46 Manatee Pocket 46 Tiritiri Matangi 46 butterfish 45 Arafura Sea 45 seashore 45 clam chum 45 Lightstation 45 Lake Taupo 45 bonefishing 45 biggest Adelie penguin 45 Ogasawara Islands