Geo 349 #5 - o Salinity = 34-35prts/1000 o Name originates...

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Geo 349 #5 The Surrounding Seas Northern Sea: Celtic, Baltic, White, English, North, Norwegian, Barrents The Western Northern Seas - Submerged continental shelf (common) - Shallow (avg. depth 90 meters) - Much influenced by Atlantic (no ice, well-mixed waters, warm, stormy) - Tidal range from .5 to 6.5 meters (2 – 20ft) - Much economic activity - Oil and natural gas - Atlantic Drift carries large amount of plankton biomass and gets mixed in with the other waters and makes an excellent place to fish Western Periphery - Irish Sea – freshwater lake during the ice age (now salt water) - English Channel – water from the glaciers broke through the land, didn’t always exist - North Sea o Highway of commerce and conquest o Productive fisheries o Reserves of petroleum and natural gas
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Unformatted text preview: o Salinity = 34-35prts/1000 o Name originates in its relationship to the land of the Frisians o Dogger Bank: shallow, extending over 6800 sq. miles, depth ranges from 15 – 36m, moraine left from last ice age-The connection between the East and West seas are various Straits-The Oresund Bridge, connects Scandanavia to the mainland-Lots of bridges in this part of Europe (ex: Great Belt) The Eastern Northern Sea-The Baltic o world’s largest brackish water sea (6 prts/1000) o winter ice (frozen over – not so much now, but used to) o Much commerce-Baltic Drainage o The catchment area drained by the rivers bringing fresh water into the Baltic is about four times as large as the sea itself-Lake Ladoga = largest lake in Europe...
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