Ontologia

Municipality · NLD

Zevenaar

Netherlands

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

Species observed

6 678

Observations

315 725

Area

101,2km²

Ecological tissue

Sample of 38 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 Zevenaar : 26 espèces reliées par 145 interactions GloBI sur 5 types (connectance 19.6%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
145
Connectance
0.196
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

6 678 distinct species · 315 725 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

315 725 obs · 5 cellules
Obs. / cellule
≥ 77 253
77 253–77 252
66 361–77 252
58 339–66 360
< 58 339

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

Climate

Mean T°

10,2°C

Annual rain

875mm

Warmest m°

22,1°C

Coldest m°

0,3°C

Elevation: 11 m on average (min 8 m, max 23 m)

Bioclimatic detailsExpert
Annual mean temp.
10,2°C
Annual rain
875mm
Warmest month
22,1°C
Coldest month
0,3°C
Mean alt.
11m
Min
8m
Max
23m
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

5,9

Org. C

50,5g/kg

Clay

25,8%

Sand

31,2%

Silt

43,0%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
76,6g/kg
Clay
24,5%
Sand
31,6%
Silt
43,9%
5–15 cm
pH H₂O
6,0
Org. C
38,5g/kg
Clay
26,6%
Sand
30,8%
Silt
42,6%
15–30 cm
pH H₂O
6,0
Org. C
36,3g/kg
Clay
26,4%
Sand
31,2%
Silt
42,4%

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

Land cover

Forest10.0%
Crops42.3%
Built-up2.8%
Bare soil0.8%
Other (grassland, water…)44.1%

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

Hydrology3 basins · 9 lakes · 10 rivers

Hydrology metrics for this exact territory

Stream length here

39,7km

Lake surface here

6,64km²

Basins crossed

3

Max stream order

7

Max drainage

160 476km²

Discharge in basins

143,5m³/s

Mean precip.

779mm/an

Mean T°

9,5°C

Moisture idx

0,09

Max snow

14%

Mean runoff

409mm/an

Mean elev. (basins)

17m

Watersheds crossing here

Lakes (9, top by area)

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

Human pressure

Pop. density

2hab/km²

Night light

2,7nW

Built-up

279,3%

Pesticides

53,4kg/km²

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

Protected areas7

IUCN Not Reported · 4IUCN Not Assigned · 1IUCN IV · 1IUCN V · 1

NNN-GE

IUCN Not Assigned

Nature Reserves owned by professional nature management organizations · 2014

1 406 km²

Unterer Niederrhein

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 1983

267 km²

Rijntakken

IUCN IV

Nature Conservation Act · 2014

231 km²

Rijntakken

IUCN Not Reported

Special Protection Area (Birds Directive) · 1996

231 km²

Rijntakken

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2014

84 km²

Complete list

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