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Lake Constance - Referat
Lake Constance
lake on the Rhine at northern foot of Alps
consists of 3 bodies of water (Gewδsser): Obersee, Untersee, Seerhein
situated in Germany, Switzerland and Austria
area of 536 km²
length of 63 km
greatest depth is 254 metres in the middle of the eastern part of sea
Sea was frozen in the years 1795. 1830, 1880 and 1963
islands: Mainau, Reichenau and Lindau
is situated at 395 m over sea level
the main source of river Rhine, known as Alpenrhein, the Goldach, the Rotach and Seerhein flow into the lake Constance
the fishing decline (geht zurόck, nimmt ab) more and more
lake is today home of the protected Lake Constance whitefish
some towns near the lake are Bregenz, Friedrichshafen, Lindau or Constance
name Lake Constance comes from city Constance that was named after a Roman emperor
German name Bodensee comes from a municipality in north of Lake Constance, name is Bodman Ludwigshafen
Geography:
shore length of the Lake is 273 km long
is after Lake Balaton and Lake Geneva (Genfersee) the 3rd biggest Lake in Europe
Lake Constance was formed by a glacier before ca. 120 000 years in last glacier period
climate is characterised by soft temperatures
because of the fφhn wind there is in winter very often fog and in summer often sticky
in the years 1817, 1821 and 1999 there were floods over 6 m
Flora:
until 19. century Lake Constance was a natural body of water
since then it was influenced by woodland clearings
however, there are some nature reserve areas, where Lungen-Enzian, some kinds of Knabenkraut and the Siberian Iris (Sibirische Schwertlilie) grow
Fauna:
every year ca. 250 000 birds come to the Lake to survive the winter
Lake is also a big roosting place for birds that fly in the south
in spring it is an important breeding area for birds like Haubentaucher or Blδsshuhn
furthermore it is home for more than 412 species of birds like Graureiher or Stockente
in Lake Constance live more than 45 species of fish
today the lake has a very good water quality
Economy:
most important roles of lake are the role of transport, the lake as a holiday area
vine culture play a big role too
the fishing declines more and more
textile industry and metal working are big factors of economy around the lake
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