Kreuzäcker (nature reserve)

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"Kreuzäcker" nature reserve

IUCN Category IV - Habitat / Species Management Area

D-BW-SIG-Pfullendorf-Denkingen - Kreuzäcker 001.JPG
location Pfullendorf , Sigmaringen district , Baden-Württemberg , Germany
surface 19.09 hectares
Identifier 4,242
WDPA ID 164252
Geographical location 47 ° 53 '  N , 9 ° 19'  E Coordinates: 47 ° 53 '26 "  N , 9 ° 19' 8"  E
Kreuzäcker (nature reserve) (Baden-Württemberg)
Kreuzäcker (nature reserve)
Sea level from 666 m to 684 m ( ø 675 m)
Setup date April 7, 1994
administration Regional Council Tübingen
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The Kreuzäcker area is a nature reserve (NSG number 4.242) in the south-east of the Baden-Württemberg city ​​of Pfullendorf in the district of Sigmaringen in Germany, which was designated by ordinance of April 7, 1994 by the Tübingen regional council .

location

The approximately 19 hectare large nature reserve Kreuzäcker is one natural area to Upper Swabian hills . It is located about six kilometers southeast of the center of Pfullendorf in the Denkingen district , at an average altitude of 675  m above sea level. NN .

description

The former gravel pit is located in the drainage channel of the Rheingletscher , which also filled the Illmensee basin in the Würm glacial period . At a depth of about ten meters, the pit has a length of about 750 meters and is about 300 meters wide at its widest point. The pebbles that were mined were from the Worm Period meltwater pods, also known as low terrace gravel.

Protection purpose

The main protection purpose is the preservation and protection of the gravel pit as an ecological priority area for animal and plant species that no longer find opportunities to live in the intensively used cultural landscape. The existing mosaic of various types of biotopes, in particular dry biotopes, is to be protected from anthropogenic use and nature is to be given the opportunity to develop freely. The biodiversity should thus be preserved and promoted. The temporary bodies of water are to be preserved as a habitat for amphibians, dragonflies and other water-bound animal species. The land is to be purchased from the land to ensure that it can be used for nature conservation purposes.

Flora and fauna

flora

The following plant species (selection), sorted by order and species , are recorded in the Kreuzäcker area :

Lamiales (Lamiales)
Veronica agrestis ( Veronica agrestis )
brooklime ( Veronica beccabunga )
Veronica arvensis ( Veronica arvensis )
Veronica Chamaedrys ( Veronica chamaedrys )
mullein ( Verbascum thapsus ),
persian speedwell ( Veronica persica )
Verbascum nigrum ( Verbascum nigrum )

Malpighian-like (Malpighiales)
grove violets ( Viola riviniana )
Dog violets ( Viola canina )
Wild pansy ( Viola tricolor )

Rose-like (rosales)

Great nettle ( Urtica dioica )
Butterfly
vetch (Fabales) Four-seeded vetch ( Vicia tetrasperma )
Bird vetch ( Vicia cracca )
Fence vetch ( Vicia sepium )

Sweetgrass (Poales)
Broad-leaved Cattails ( Typha latifolia )

fauna

The following animal species (selection) sorted by class , family and species are recorded in the Kreuzäcker area :

Amphibians (amphibia)

Real frogs (Ranidae) Common
frog ( Rana temporaria )
Pond frog ( Pelophylax "esculentus" )

True salamander (Salamandridae)
Mountain newt or Alpine newt ( Ichthyosaura alpestris )
Northern crested newt ( Triturus cristatus )
Pond newt ( Lissotriton vulgaris )

Toads (Bufonidae)
Common toad ( Bufo bufo )

Tree Frogs (Hylidae)
European tree frog ( Hyla arborea )

Insects (Insecta)

Locusts (Orthoptera)
Brauner grasshopper ( Chorthippus brunneus )
Buntbäuchiger grasshoppers ( Omocestus ventralis )
Common grasshopper ( Chorthippus parallelus )
Green Heupferd ( Tettigonia viridissima )
Nightingale grasshopper ( Chorthippus biguttulus )
rufous grasshopper ( Gomphocerippus rufus )

Beetles (Coleoptera)
Mountain Tiger Beetle ( Cicindela silvicola )
Bristlehorn runners ( Loricera pilicornis )
Colorful disc cervical high-speed ( Stenolophus teutonus )
Dune Tiger Beetle ( Cicindela hybrida )
Erzfarbener camel runners ( Amara aenea )
field tiger beetles ( Cicindela campestris )
Gelbspitziger Sammetläufer ( Chlaenius vestitus )
usually Ahlen rotor ( Bembidion lampros )
ordinary gloss flat rotor ( Agonum muelleri )
ordinary grave rotor ( Pterostichus melanarius )
ordinary grave spur rotor ( Clivina Fossor )
ordinary Rotstirnläufer ( Anisodactylus binotatus )
Glatthalsiger stained grave rotor ( Poecilus versicolor )
Large grave rotor ( Pterostichus niger )
Meadow Brown ( Maniola jurtina )
Haarrand- High speed ( Harpalus aeneus )
Hellfleckiger shore Ahlen runners ( Bembidion articulatum )
Illigers Ahlen runners ( Bembidion illigeri )
Small clay wall-Ahlen runners ( Bembidion milleri )
Little Sandpiper ( Elaphrus riparius )
carbon thistle camel runners ( Amara aulica )
Shiny metal fast runner ( Harpalus rubripes )
Double-spotted Ahlenläufer ( Bembidion biguttatum )

Dragonflies (Odonata)
red-veined darter ( Sympetrum fonscolombei )
Common Blue Damselfly ( Enallagma cyathigerum )
Common Darter ( Sympetrum vulgatum )
Great Emperor Dragonfly ( Anax imperator )
tailed Damselfly ( Ischnura elegans )
black-tailed skimmer ( Orthetrum cancellatum )
Azure Damselfly ( Coenagrion puella )
scarce blue-tailed damselfly ( Ischnura pumilio )
Flat belly ( Libellula depressa )
Black darter ( Sympetrum danae )
Southern blue arrow ( Orthetrum brunneum )

Butterflies (Lepidoptera)
Admiral ( Vanessa atalanta )
Aurorafalter ( Anthocharis cardamines )
burnet companion moth ( Euclidia glyphica )
Brauner Waldvogel ( Aphantopus hyperantus )
small skipper ( Thymelicus sylvestris )
C-Folder ( Polygonia c-album )
Silver Y ( Autographa gamma )
checkered Dickkopffalter ( Carterocephalus palaemon )
Large-tailed ( Cerura vinula )
Large White ( Pieris brassicae ),
green cores Weißling ( Artogeia napi )
Common Blue ( polyommatus Icarus )
Kaisermantel ( Argynnis paphia )
Small Copper ( Lycaena phlaeas )
Small White ( Pieris rapae )
Small Perlmutterfalter ( Issoria lathonia )
deilephila porcellus ( Deilephila porcellus )
grizzled skipper ( Pyrgus malvae )
ZYGAENA vICIAE ( Zygaena viciae )
Emperor moth ( Eudia pavonia )
Small Heath ( Coenonympha pamphilus )
brenthis ino ( Brenthis ino )
large skipper ( Ochlodes venatus )
Red-brown Wiesenvögelchen ( Coenonympha glycerion )
Mazarine Blue ( Cyaniris semiargus )
Diacrisia Sannio ( Diacrisia sannio )
chessboard ( Melanargia galathea )
callistege mi ( Calli webs mi )
swallowtail ( Papilio machaon )
Essex Skipper ( Thymelicus lineolus )
six-spot burnet ( Zygaena Filipendulae )
plebejus eumedon ( Eumedonia eumedon )
Tagpfauenauge ( Inachis io )
Taubenschwänzchen ( Macroglossum stellatarum )
ink stain-Weißling ( Leptidea sinapis )
hiking Gelbling ( Colias crocea )
parasemia plantaginis ( Parasemia plantaginis )
coenonympha arcania ( Coenonympha arcania )
White clover Yellow Ling ( Colias hyale )
Zitronenfalter ( Gonepteryx rhamni )
dwarf blue ( Cupido minimus )

Schnabelkerfe (Hemiptera)
( Ranatra linearis ) stick bug

See also

literature

  • Department for nature conservation and landscape management: nature reserves in the administrative district of Tübingen . Ed .: Regional Council Tübingen. Second revised and expanded edition. Thorbecke, Ostfildern 2006, ISBN 978-3-7995-5175-5 , pp. 465-466 .

Web links

Commons : Kreuzäcker  - Collection of images, videos and audio files

Individual evidence

  1. Holger Reuchlin: The drainage channel of the Illmenseegletscher . Information board on the road 201b from Denkingen to Neubronn, above the "Kreuzäcker" nature reserve
  2. Profile of the nature reserve in the LUBW's list of protected areas , section " Protection purpose"