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Table 4 Red list status, occurrence and total abundance of snail species in the Swabian Alb (A), the Hainich-Dün (H) and the Schorfheide-Chorin (S) in grassland habitats

From: Narrow environmental niches predict land-use responses and vulnerability of land snail assemblages

Species

RedList

Region

Occurrence

Total abundance

LUI

Grazing

Mowing

Fertilization

pH

Soil moisture

Abida secale (Draparnaud, 1801)

G

A

1

1

Neutral

Neutral

Neutral

Neutral

Neutral

Neutral

Acanthinula aculeata (O.F. Müller, 1774)

*

AH

2

2

Neutral

Neutral

Neutral

Neutral

Neutral

Neutral

Aegopinella nitens (Michaud, 1831)

*

AHS

9

15

Loser

Neutral

Neutral

Neutral

Neutral

Neutral

Aegopinella nitidula (Draparnaud, 1805)

*

H

1

2

Neutral

Neutral

Winner

Neutral

Neutral

Neutral

Aegopinella pura (Alder, 1831)

*

AH

21

38

Neutral

Neutral

Neutral

Neutral

Neutral

Neutral

Candidula unifasciata (Poiret, 1801)

2

AH

9

46

Neutral

Neutral

Neutral

Neutral

"High"

"Low"

Carychium minimum O.F. Müller, 1774

*

AS

23

381

Neutral

Neutral

Neutral

Loser

"High"

"High"

Carychium tridentatum (Risso, 1826)

*

AHS

30

142

Neutral

Neutral

Neutral

Neutral

"High"

"High"

Cecilioides acicula (O.F. Müller, 1774)

*

AH

2

2

Neutral

Winner

Neutral

Neutral

Neutral

Neutral

Cepaea hortensis (O.F. Müller, 1774)

*

AH

3

3

Neutral

Winner

Loser

Neutral

Neutral

Neutral

Cochlicopa lubrica (O.F. Müller, 1774)

*

AHS

77

546

Neutral

Neutral

Neutral

Neutral

Neutral

Neutral

Cochlodina laminata (Montagu, 1803)

*

H

1

1

Neutral

Neutral

Neutral

Neutral

Neutral

Neutral

Columella aspera Waldén, 1966

*

A

1

1

Neutral

Neutral

Neutral

Neutral

Neutral

Neutral

Discus rotundatus (O.F. Müller, 1774)

*

AHS

12

28

Neutral

Neutral

Neutral

Winner

Neutral

"Low"

Eucobresia diaphana (Draparnaud, 1805)

*

H

1

1

Neutral

Neutral

Neutral

Neutral

Neutral

Neutral

Euconulus fulvus (O.F. Müller, 1774)

*

S

1

1

Neutral

Neutral

Neutral

Neutral

Neutral

Neutral

Euomphalia strigella (Draparnaud, 1801)

G

A

1

1

Neutral

Neutral

Neutral

Neutral

Neutral

Neutral

Granaria frumentum (Draparnaud, 1801)

2

A

2

18

Loser

Neutral

Neutral

Neutral

"High"

Neutral

Helicella itala (Linnaeus, 1858)

3

AH

11

28

Loser

Neutral

Neutral

Neutral

"High"

Neutral

Helicodonta obvoluta (O.F. Müller, 1774)

*

A

1

1

Neutral

Neutral

Neutral

Neutral

Neutral

Neutral

Helix pomatia Linnaeus, 1858

*

H

3

6

Neutral

Neutral

Neutral

Neutral

Mid-specialist

Neutral

Macrogastra ventricosa (Draparnaud, 1801)

*

AH

3

3

Neutral

Neutral

Neutral

Neutral

Neutral

Neutral

Monacha cartusiana O.F. Müller, 1774

*

HS

2

34

Winner

Neutral

Neutral

Neutral

Neutral

Neutral

Monachoides incarnatus O.F. Müller, 1774

*

AH

3

3

Neutral

Neutral

Neutral

Neutral

Neutral

Neutral

Nesovitrea hammonis (Strom, 1765)

*

AHS

16

35

Loser

Neutral

Neutral

Neutral

"Low"

Neutral

Oxychilus draparnaudi (Beck, 1837)

*

A

1

2

Neutral

Neutral

Neutral

Winner

Neutral

Neutral

Platyla polita (Hartmann, 1840)

3

A

1

1

Neutral

Neutral

Neutral

Neutral

Neutral

Neutral

Pseudotrichia rubiginosa

2

S

1

1

Neutral

Neutral

Neutral

Neutral

"High"

Neutral

Punctum pygmaeum (Draparnaud, 1801)

*

AHS

14

28

Loser

Neutral

Neutral

Neutral

Neutral

Neutral

Pupilla muscorum (Linnaeus, 1758)

V

AHS

70

1087

Neutral

Neutral

Neutral

Neutral

"High"

Neutral

Pupilla alpicola (Clessin, 1871)

R

S

12

530

Neutral

Neutral

Neutral

Neutral

Neutral

Neutral

Succinea putris Beck, 1837

*

S

13

165

Neutral

Neutral

Neutral

Neutral

Neutral

Neutral

Succinella oblonga (Draparnaud, 1801)

*

AHS

25

57

Neutral

Neutral

Neutral

Neutral

Neutral

Mid-specialist

Trochulus hispidus (Linnaeus, 1758)

*

AHS

29

215

Loser

Neutral

Neutral

Neutral

"High"

Neutral

Trochulus sericeus (Draparnaud, 1801)

*

AH

9

14

Neutral

Neutral

Neutral

Mid-specialist

Neutral

Neutral

Trochulus striolatus (C. Pfeiffer, 1828)

V

A

1

1

Neutral

Neutral

Neutral

Neutral

Neutral

Neutral

Truncatellina cylindrica (A. Férussac, 1807)

3

AH

4

14

Loser

Neutral

Neutral

Neutral

"High"

"Low"

Vallonia costata (O.F. Müller, 1774)

*

AHS

40

493

Neutral

Neutral

Neutral

Neutral

Mid-specialist

Neutral

Vallonia enniensis (Gredler, 1856)

1

AS

5

63

Neutral

Neutral

Neutral

Neutral

"High"

Neutral

Vallonia excentrica Sterki, 1893

*

AHS

106

1829

Neutral

Neutral

Neutral

Neutral

Neutral

"Low"

Vallonia pulchella (O.F. Müller, 1774)

*

AHS

96

3456

Neutral

Neutral

Neutral

Neutral

Neutral

"High"

Vertigo angustior Jeffreys, 1830

3

S

9

47

Neutral

Neutral

Neutral

Neutral

Neutral

Neutral

Vertigo antivertigo (Draparnaud, 1801)

V

AS

12

102

Neutral

Neutral

Neutral

Loser

"High"

Neutral

Vertigo pygmaea (Draparnaud, 1801)

*

AHS

69

355

Loser

Neutral

Neutral

Neutral

Neutral

"High"

Vertigo substriata (Jeffreys, 1833)

3

S

1

2

Neutral

Neutral

Neutral

Neutral

Neutral

Neutral

Vitrea contracta (Westerlund, 1871)

*

AH

5

8

Loser

Neutral

Neutral

Neutral

Neutral

Neutral

Vitrea diaphana (Studer, 1820)

G

H

2

2

Neutral

Neutral

Neutral

Neutral

Neutral

Neutral

Vitrina pellucida (O.F. Müller, 1774)

*

AHS

10

16

Loser

Neutral

Neutral

Neutral

Neutral

Mid-specialist

  1. Significant values are given in bold
  2. Species are assigned as winner, loser or mid-specialist to the following land-use parameters land-use index (LUI), grazing, mowing and fertilization intensity
  3. “Low” and “high” refer to low- and high-gradient species, respectively. Red List status: * = no current risk (least concern), G = endangered to unknown extent, R = very rare, V = near threatened, 1 = critically endangered, 2 = endangered, 3 = vulnerable