Ontologia

Subdivision · BEL

Ham

Belgium

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

Species observed

2 203

Observations

41 662

Area

23,3km²

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 Ham : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 146 interactions GloBI sur 5 types (connectance 17.8%, filtre Serrano α=0.2). 20 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
146
Connectance
0.178
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

2 203 distinct species · 41 662 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

41 662 obs · 1 cellules
Obs. / cellule
≥ 41 662
41 662–41 661
41 662–41 661
41 662–41 661
< 41 662

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

Climate

Mean T°

10,5°C

Annual rain

827mm

Warmest m°

22,6°C

Coldest m°

0,5°C

Elevation: 31 m on average (min 20 m, max 43 m)

Bioclimatic detailsExpert
Annual mean temp.
10,5°C
Annual rain
827mm
Warmest month
22,6°C
Coldest month
0,5°C
Mean alt.
31m
Min
20m
Max
43m
Std. dev.
5m
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

5,2

Org. C

33,0g/kg

Clay

16,0%

Sand

54,0%

Silt

30,1%

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

Dominant lithology: suGLiMaggregated to Limburg

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,1
Org. C
50,7g/kg
Clay
20,6%
Sand
49,2%
Silt
30,1%
5–15 cm
pH H₂O
5,3
Org. C
29,1g/kg
Clay
14,0%
Sand
54,9%
Silt
31,3%
15–30 cm
pH H₂O
5,2
Org. C
19,3g/kg
Clay
13,3%
Sand
57,8%
Silt
28,9%

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

Land cover

Forest35.0%
Crops19.6%
Built-up4.4%
Bare soil0.7%
Other (grassland, water…)40.3%

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

Hydrology2 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

2

Max drainage

2 329km²

Discharge in basins

0,5m³/s

Mean precip.

796mm/an

Mean T°

9,8°C

Moisture idx

0,09

Max snow

12%

Mean runoff

425mm/an

Mean elev. (basins)

26m

Watersheds crossing here

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

Human pressure

Pop. density

3hab/km²

Night light

7,2nW

Built-up

439,1%

Pesticides

78,2kg/km²

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

Protected areas8

IUCN VI · 4IUCN IV · 3IUCN Not Assigned · 1
Complete list

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