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23 Cards in this Set
- Front
- Back
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St. Lawrence Estuary
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Salt Wedge
Quebec, eastern Canada Lots of upwelling and animal life prompted by Labrador Current |
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Cheasapeake Bay
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Partially Mixed
Maryland, eastern US Largest estuary in the US, fed by Susquehanna River, supplys lots of seafood but struggles with algal blooms |
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Mississippi Estuary
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Salt Wedge
Mississippi, SE US Large delta, discharges 4.75 million gallons of water into the Gulf |
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Laguna Madre
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Hypersaline Costal Lagoon
S. Texas, US Cut off from gulf by Padre Island, lots of seagrass and crustaceans as well as waterfowl. |
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Lagoa dos Patos
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Tidal Costal Lagoon
Porto Alegre, Brazil Largest Costal lagoon in the world Vital fishing ground and wildlife center. Threatened by agriculture |
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Amazon Estuary
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Salt Wedge
Northern Brazil Lots of low lying forested islands. Largest water output of any estuary in the world (all mixing occurs on the continetal shelf) Huge tidal bores which people surf |
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River Plate (Rio de la Plata)
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Salt Wedge
Argentina-Uruguay border, SE South America Very shallow because it carries so much silt Supports both Montevideo and Buenos Aires Very productive fishing and home to rare La Plata dolphin |
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Curonian Lagoon
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Freshwater Costal Lagoon
Baltic Sea, between Lithuania and Kaliningrad Oblast Shallow, from the Neman river Lots of pollutants from industrial effluents Curonian Spit is a UNESCO site for its pines and dunes |
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Humber Estuary
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Fully Mixed
Eastern England Ouse and Trent Rivers Vital food source for birds, discharges lots of water and sediment into north sea Has to be dredged |
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Hardanger Fjord
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Highly Stratified
SW Norway Third longest fjord in the world. Spectaular Waterfalls |
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Eastern Scheldt Estuary
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Former estuary, now a sea-arm
SW Netherlands Cut off from Scheldt River by dams |
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Gironde Estuary
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Fully Mixed
Western France Largest Estuary in Eurpoe, huge tidal range and tidal bore Lots of edible eels and shellfish. Stugeon population has declined. |
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Venetian Lagoon
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Saltwater Coastal Lagoon
Adriatic Coast of NE Italy Very Shallow so is dreged often. Rising sea level is a threat to the city Water fowl inhabit other islands |
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Gambia Estuary
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Salt Wedge
W Africa, Gambia Lots of fish and shellfish James Island, home of the slave trade and UNESCO site |
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Ebrie Lagoon
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Costal Lagoon of variable salinity
Ivory Coast, W Africa Vridi Canal and Abidjan (largest city on ivory coast) High pollution from industry |
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Kerala Backwaters
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Chain of saltwater coastal lagoons
SW India Labrynth of water ways Water variation with monsoons |
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Coorong Lagoon
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Saltwater Costal Lagoon
Near Adelaide, S Australia Famous bird haven (Pelicans, Swans,etc.) Younghusband Peninsula seperates it from ocean Daming of the Murray river has increased salinity |
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Northern Spencer Gulf Estuary
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Inverse Estuary
S Ausralia, N of Adelaide Lots of tidal flats, seagrasses, and mangroves |
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Pearl River Estuary
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Salt Wedge Estuary
N of Hong Kong, SE China Main shiping area of Guangdong province Severly Poluted, huge algae blooms, threatens rare white dolphin |
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Yangtze Estuary
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Partially Mixed
N of Shanghai, E China End of longest river in Asia, Lots of silt deposition used for agriculture Decreasing in size because of Three Gorges Dam Problems with salt water intrusion |
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Doubtful Sound
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fjord/highly stratified estuary
SW southern Island New Zealand Named by James Cook beacause he was doubtful he could get out. Hydroelectric power, lots of rain, and waterfalls Lots of dolphins, fish, sponges, etc. |
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Laguna San Ignacio
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Hypersaline Costal Lagoon
Pacific Coast of Baja Peninsula Sanctuary and breeding grounds for Gray Whales and sea turtles UNESCO site |
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San Franscisco Bay
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Partially Mixed Tectonic
Central California, W US Made of 4 bays (Suisan, San Pablo, Central, Golden Gate Channel) 90% of wetlands are gone and freshwater reduced Halibut, Dungeness Crab, geese and ducks important species |
