Ontologia

Subdivision · BEL

Zwijndrecht

Belgium

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

Species observed

2 973

Observations

406 137

Area

17,6km²

Ecological tissue

Sample of 31 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 Zwijndrecht : 24 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 59 interactions GloBI sur 2 types (connectance 12.7%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
59
Connectance
0.127
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

2 973 distinct species · 406 137 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

406 137 obs · 1 cellules
Obs. / cellule
≥ 406 137
406 137–406 136
406 137–406 136
406 137–406 136
< 406 137

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

845mm

Warmest m°

22,1°C

Coldest m°

0,9°C

Elevation: 3 m on average (min -6 m, max 8 m)

Bioclimatic detailsExpert
Annual mean temp.
10,6°C
Annual rain
845mm
Warmest month
22,1°C
Coldest month
0,9°C
Mean alt.
3m
Min
-6m
Max
8m
Std. dev.
3m
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

35,4g/kg

Clay

24,7%

Sand

46,8%

Silt

28,4%

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

Dominant lithology: suGLiMaggregated to Antwerpen

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
52,7g/kg
Clay
26,5%
Sand
45,2%
Silt
28,4%
5–15 cm
pH H₂O
6,4
Org. C
25,8g/kg
Clay
23,7%
Sand
47,3%
Silt
29,0%
15–30 cm
pH H₂O
6,4
Org. C
27,6g/kg
Clay
24,1%
Sand
48,0%
Silt
27,9%

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

Land cover

Forest9.0%
Crops12.5%
Built-up9.1%
Bare soil2.2%
Other (grassland, water…)67.2%

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

Hydrology3 basins · 1 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

1,8km

Lake surface here

0,14km²

Basins crossed

3

Max stream order

6

Max drainage

19 002km²

Discharge in basins

10,4m³/s

Mean precip.

755mm/an

Mean T°

10,1°C

Moisture idx

0,10

Max snow

9%

Mean runoff

446mm/an

Mean elev. (basins)

6m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

6hab/km²

Night light

43,9nW

Built-up

911,1%

Pesticides

72,4kg/km²

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

Protected areas8

IUCN IV · 3IUCN Not Reported · 2IUCN Not Assigned · 2IUCN VI · 1🌊 Marine · 3

De Blokkersdijk

IUCN Not Assigned

Flemish Ecological Network (Flemish Region) · 2003

1 km²

Complete list

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