Altshauser Weiher (nature reserve)

	"Altshausener Weiher" nature reserve IUCN Category IV - Habitat / Species Management Area
	Belt of reeds at the Altshauser Weiher
location	Altshausen and Eichstegen in the district of Ravensburg , Baden-Württemberg , Germany
surface	49.4 ha
Identifier	4,075
WDPA ID	81280
Geographical location	47 ° 56 ' N , 9 ° 31' E
Sea level	582 m
Setup date	December 30, 1974
administration	Regional Council Tübingen

The area Altshauser Weiher is a decree dated December 30, 1974 by the Regional Council Tübingen been instructed Nature Reserve (NSG number 4075) in the territory of the municipalities Altshausen and Eichstegen in Baden-Württemberg district Ravensburg in Germany .

location

The approximately 50 hectare nature reserve Altshauser Weiher is part of the Upper Swabian hill country . It is located west of Altshausen and east of Eichstegen, directly on federal highway 32 , at an altitude of 582 m above sea level. NN .

The area of the actual, around ten hectare Altshauser Weiher is characterized in the north-western part by heavy silting , on the west bank species-rich beech forests and otherwise floristically rich litter meadows.

Surname

In the course of time, the pond , which was built during the reign of the Teutonic Order in the late Middle Ages, was given different names: Alter Weiher, Altshäuser See, Altweiher, Altshauser Altweiher and Großer Weiher.

Flora and fauna

flora

The area is home to more than 300 vascular plant species, over 30 of which are on the Red List and 17 species are in need of protection . From the flora worthy of protection , the following plant species (selection) are to be named:

Birch plants
- Black alder ( Alnus glutinosa ), also Eller or Else called
Horn leaf family
- Rough horn leaf ( Ceratophyllum demersum )
Knotweed
- Water knotweed ( Persicaria amphibia )
Daisy family
- Nodding two-toothed tooth ( Bidens cernua )
Pondweed family
- Frizzy pondweed ( Potamogeton crispus )
Nightshade family
- Bittersweet nightshade ( Solanum dulcamara )
Sourgrass family
- Common pond rush ( Schoenoplectus lacustris )
- Blackhead sedge ( Carex appropinquata )
- Stiff Sedge ( Carex elata )
Water lily plants
- Yellow water-lily ( Nuphar lutea ), also yellow Teichmummel , Mummel , Teichmummel or pond Kandel called
- White water lily ( Nymphaea alba )
Sweet grasses
- Reed ( Phragmites communis Trin. )
Willow plants
- Salix cinerea ( Salix cinerea ), also gray pasture called

fauna

The area of the Altshauser Weiher has an extensive bird world with over 100 observed species, of which around 60 species can be found relatively regularly in the breeding business . Another 40 species find resting quarters at the Altshauser Weiher as they migrate. The dragonfly and amphibian fauna as well as the fish fauna with four endangered species are also worthy of protection . The following species (selection) from the fauna worthy of protection are to be named:

Galician crayfish ( Astacus leptodactylus ), also European crayfish or narrow scissors cancer called

Birds

Great crested grebe ( Podiceps cristatus ), a species of the grebes family

Reed bunting , also called reed sparrow , ( Emberiza schoeniclus ), a member of the bunting family

Reed Warbler (Acrocephalus scirpaceus), from the family of warbler-like

Little bittern ( Ixobrychus minutus ), a hidden bird of the heron family

Others

The Altshauser Weiher was included in the action program for the rehabilitation of Upper Swabian lakes . The aim of this program is to minimize the nutrient inputs from agriculture by creating a sedimentation basin.

The Altshauser natural lido is located on the south-eastern bank of the pond.