Ontologia

Commune · DEU

Zweibrücken-Land

Germany

CfbTemperate, no dry season, warm summer(100 %)

Species observed

1 691

Observations

8 801

Area

124,8km²

Ecological tissue

Sample of 29 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.

ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Zweibrücken-Land : 19 espèces reliées par 110 interactions GloBI sur 6 types (connectance 25.3%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
110
Connectance
0.253
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

1 691 distinct species · 8 801 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

8 801 obs · 2 cellules
Obs. / cellule
≥ 6 648
6 648–6 647
6 648–6 647
6 648–6 647
< 6 648

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

9,6°C

Annual rain

950mm

Warmest m°

23,0°C

Coldest m°

-1,5°C

Elevation: 307 m on average (min 254 m, max 378 m)

Bioclimatic detailsExpert
Annual mean temp.
9,6°C
Annual rain
950mm
Warmest month
23,0°C
Coldest month
-1,5°C
Mean alt.
307m
Min
254m
Max
378m
Std. dev.
26m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(100 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

6,2

Org. C

40,1g/kg

Clay

29,2%

Sand

24,6%

Silt

46,1%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: ssGLiMaggregated to Südwestpfalz

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,1
Org. C
66,9g/kg
Clay
28,8%
Sand
24,6%
Silt
46,5%
5–15 cm
pH H₂O
6,3
Org. C
33,8g/kg
Clay
29,7%
Sand
23,8%
Silt
46,4%
15–30 cm
pH H₂O
6,3
Org. C
19,7g/kg
Clay
29,1%
Sand
25,4%
Silt
45,5%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest28.0%
Crops48.5%
Built-up1.1%
Bare soil0.4%
Other (grassland, water…)22.0%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology4 basins · 0 lakes · 10 rivers

Hydrology metrics for this exact territory

Stream length here

42,7km

Basins crossed

4

Max stream order

3

Max drainage

1 863km²

Discharge in basins

1,6m³/s

Mean precip.

743mm/an

Mean T°

8,5°C

Moisture idx

-0,03

Max snow

15%

Mean runoff

344mm/an

Mean elev. (basins)

342m

Watersheds crossing here

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

1hab/km²

Night light

1,3nW

Built-up

107,4%

Pesticides

33,9kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas23

IUCN IV · 11IUCN Not Reported · 5IUCN Not Assigned · 4IUCN V · 3

Zweibrücker Land

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2005

27 km²

Complete list

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN

Sub-administrations17