Ontologia

Municipality · NLD

Aalten

Netherlands

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

Species observed

3 824

Observations

158 960

Area

94,6km²

Ecological tissue

Sample of 39 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 Aalten : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 146 interactions GloBI sur 6 types (connectance 18.7%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
146
Connectance
0.187
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

3 824 distinct species · 158 960 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

158 960 obs · 3 cellules
Obs. / cellule
≥ 72 344
72 344–72 343
72 344–72 343
67 653–72 343
< 67 653

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

Climate

Mean T°

10,1°C

Annual rain

852mm

Warmest m°

22,3°C

Coldest m°

0,1°C

Elevation: 25 m on average (min 17 m, max 38 m)

Bioclimatic detailsExpert
Annual mean temp.
10,1°C
Annual rain
852mm
Warmest month
22,3°C
Coldest month
0,1°C
Mean alt.
25m
Min
17m
Max
38m
Std. dev.
6m
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

5,7

Org. C

44,7g/kg

Clay

9,0%

Sand

74,4%

Silt

16,6%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
67,1g/kg
Clay
9,1%
Sand
73,8%
Silt
17,1%
5–15 cm
pH H₂O
5,8
Org. C
35,8g/kg
Clay
8,8%
Sand
74,3%
Silt
16,9%
15–30 cm
pH H₂O
5,7
Org. C
31,1g/kg
Clay
9,1%
Sand
75,2%
Silt
15,7%

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

Land cover

Forest12.9%
Crops47.4%
Built-up2.1%
Bare soil0.6%
Other (grassland, water…)37.0%

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

Hydrology3 basins · 1 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

15,9km

Lake surface here

0,17km²

Basins crossed

3

Max stream order

2

Max drainage

1 589km²

Discharge in basins

1,6m³/s

Mean precip.

776mm/an

Mean T°

9,5°C

Moisture idx

0,08

Max snow

12%

Mean runoff

354mm/an

Mean elev. (basins)

28m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

1,1nW

Built-up

214,6%

Pesticides

58,6kg/km²

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

Protected areas5

IUCN V · 3IUCN Not Assigned · 1IUCN IV · 1

NNN-GE

IUCN Not Assigned

Nature Reserves owned by professional nature management organizations · 2014

1 406 km²

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