Ontologia

Subdivision · DEU

Viernheim

Germany

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

Species observed

2 463

Observations

13 052

Area

48,8km²

Ecological tissue

Sample of 40 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 Viernheim : 26 espèces reliées par 122 interactions GloBI sur 5 types (connectance 15.6%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
122
Connectance
0.156
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

2 463 distinct species · 13 052 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

13 052 obs · 2 cellules
Obs. / cellule
≥ 7 955
7 955–7 954
7 955–7 954
7 955–7 954
< 7 955

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

Climate

Mean T°

10,6°C

Annual rain

848mm

Warmest m°

24,5°C

Coldest m°

-1,3°C

Elevation: 99 m on average (min 93 m, max 102 m)

Bioclimatic detailsExpert
Annual mean temp.
10,6°C
Annual rain
848mm
Warmest month
24,5°C
Coldest month
-1,3°C
Mean alt.
99m
Min
93m
Max
102m
Std. dev.
2m
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

6,4

Org. C

31,4g/kg

Clay

27,7%

Sand

34,2%

Silt

38,1%

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

Dominant lithology: mtGLiMaggregated to Bergstraße

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
55,9g/kg
Clay
28,5%
Sand
33,5%
Silt
37,9%
5–15 cm
pH H₂O
6,5
Org. C
23,9g/kg
Clay
28,7%
Sand
33,1%
Silt
38,2%
15–30 cm
pH H₂O
6,4
Org. C
14,4g/kg
Clay
25,7%
Sand
36,1%
Silt
38,1%

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

Land cover

Forest47.8%
Crops23.1%
Built-up3.1%
Bare soil0.3%
Other (grassland, water…)25.7%

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

Hydrology4 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

2,7km

Basins crossed

4

Max stream order

1

Max drainage

68 719km²

Discharge in basins

48,1m³/s

Mean precip.

692mm/an

Mean T°

9,6°C

Moisture idx

-0,14

Max snow

15%

Mean runoff

287mm/an

Mean elev. (basins)

221m

Watersheds crossing here

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

Human pressure

Pop. density

4hab/km²

Night light

3,8nW

Built-up

315,5%

Pesticides

30,7kg/km²

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

Protected areas15

IUCN Not Reported · 7IUCN IV · 5IUCN V · 3

Forehahi

IUCN V

Landscape Protection Area · 1956

95 km²

Complete list

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