Overgrown lake

"Overgrown Lake" nature reserve
location	Wilhelmsdorf , Ravensburg district , Baden-Württemberg , Germany
surface	2.49 ha
Identifier	4,069
WDPA ID	165977
Geographical location	47 ° 52 '  N , 9 ° 25'  E Coordinates: 47 ° 52 '28 "  N , 9 ° 25' 20"  E
Setup date	December 21, 1973
administration	Regional Council Tübingen

The overgrown lake area was a nature reserve designated by ordinance of December 21, 1973 (NSG number 4.069) in the area of ​​the Baden-Württemberg municipality of Wilhelmsdorf in the Ravensburg district in Germany . It rose on January 9, 2017 in the Pfrunger-Burgweiler Ried nature reserve .

location

The approximately 2.5 hectare nature reserve overgrown lake was part of the landscape of the Pfrunger-Burgweiler Ried . It was about 800 meters north of the center of Wilhelmsdorf at an altitude of 616  m above sea level. NN and naturally belonged to the Upper Swabian hill country .

Protection purpose

The main protection purpose was the preservation of a "silted-up lake, which at the beginning of the 20th century had smaller open water areas in its northern part". Today the entire lake area is overgrown by a swinging lawn, in some places a light willow-birch bush, consisting of downy birch , Scots pine , buckthorn and various types of willow has appeared on the swinging lawn.

Flora and fauna

flora

From the flora worthy of protection , the following plant species (selection) are to be named:

• Trees
  • Ash willow ( Salix cinerea ), also called "gray willow"
  • Bog Spirke ( Pinus mugo subsp.rotundata )
  • Buckthorn ( Frangula alnus )
  • Downy birch ( Betula pubescens )
  • Ear willow , auricle willow or sage willow ( Salix aurita )
  • Bush birch ( Betula humilis ), also called "low birch"
  • Scots pine ( Pinus sylvestris )
• weave
  • Evernia prunastri , a lichen that grows shrubby on trees
  • Common Treebeard ( Usnea filipendula )
• Grasses
  • Broad-leaved cattail ( Typha latifolia )
  • Davall's sedge ( Carex davalliana )
  • Wire sedge ( Carex diandra )
  • Thread sedge ( Carex lasiocarpa )
  • Thread-rooted sedge ( Carex chordorrhiza )
  • Flea Sedge ( Carex pulicaris )
  • Rust-red headed head ( Schoenus ferrugineus ), also called "head rush"
  • Reed ( Phragmites australis )
  • Mud sedge ( Carex limosa ), a declining species of the sour grass family
  • Slim cotton grass ( Eriophorum gracile )
  • Stiff Sedge ( Carex elata )
• Mosses
  • Sphagnum angustifolium
  • Magellan's peat moss ( Sphagnum magellanicum ) or "medium peat moss"
  • Straw yellow Schönmoos ( Straminergon stramineum )
  • Blunt-leaved peat moss ( Sphagnum obtusum ); here the occurrence furthest to the west in southern Germany
  • Swamp striped star moss ( Aulacomnium palustre )
• Others
  • Common field lily ( Tofieldia calyculata )
  • Flour primrose ( Primula farinosa ) or "floury cowslip"
  • Marsh marigold ( Caltha palustris )
  • Swamp blood-eye ( Potentilla palustris )
  • Marsh stendellum ( Epipactis palustris )
  • Marsh violet ( Viola palustris )

See also

• List of nature reserves in the Ravensburg district

Web links

Commons : Overgrown Lake  - Collection of images, videos and audio files

Individual evidence

1. ^ Ordinance of the Tübingen regional council on the "Pfrunger-Burgweiler Ried" nature reserve from January 9, 2017. Accessed on August 9, 2018 . 
2. ↑ Search in the website "Species Protection in the Federal Nature Conservation Act" and the list of the species currently occurring in Baden-Württemberg in Annexes II, IV and V of the Habitats Directive. State Institute for the Environment, Measurements and Nature Conservation Baden-Württemberg, September 30, 2006, archived from the original on November 3, 2013 ; Retrieved May 12, 2010 . 
3. ↑ Lists of particularly protected plant and fungus species in Thuringia. Free State of Thuringia State Institute for Environment and Geology, archived from the original on November 3, 2013 ; Retrieved November 1, 2013 .