Ontologia

Subdivision · BEL

Havelange

Belgium

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

Species observed

2 149

Observations

19 248

Area

107,3km²

Ecological tissue

Sample of 30 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 Havelange : 16 espèces reliées par 144 interactions GloBI sur 5 types (connectance 25.7%, filtre Serrano α=0.2). 18 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
144
Connectance
0.257
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

2 149 distinct species · 19 248 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

19 248 obs · 4 cellules
Obs. / cellule
≥ 7 493
7 493–7 492
4 432–7 492
4 432–4 431
< 4 432

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

Climate

Mean T°

9,1°C

Annual rain

1 067mm

Warmest m°

21,0°C

Coldest m°

-0,9°C

Elevation: 288 m on average (min 217 m, max 319 m)

Bioclimatic detailsExpert
Annual mean temp.
9,1°C
Annual rain
1 067mm
Warmest month
21,0°C
Coldest month
-0,9°C
Mean alt.
288m
Min
217m
Max
319m
Std. dev.
20m
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

6,2

Org. C

38,9g/kg

Clay

26,3%

Sand

12,8%

Silt

60,9%

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

Dominant lithology: ssGLiMaggregated to Namur

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,1
Org. C
65,9g/kg
Clay
25,8%
Sand
12,9%
Silt
61,2%
5–15 cm
pH H₂O
6,3
Org. C
31,5g/kg
Clay
26,3%
Sand
12,2%
Silt
61,5%
15–30 cm
pH H₂O
6,3
Org. C
19,2g/kg
Clay
26,7%
Sand
13,4%
Silt
59,9%

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

Land cover

Forest28.8%
Crops44.4%
Built-up0.6%
Bare soil0.5%
Other (grassland, water…)25.8%

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

Hydrology4 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

14,4km

Basins crossed

4

Max stream order

1

Max drainage

16 776km²

Discharge in basins

12,4m³/s

Mean precip.

907mm/an

Mean T°

9,1°C

Moisture idx

0,20

Max snow

14%

Mean runoff

363mm/an

Mean elev. (basins)

229m

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

55,5%

Pesticides

73,6kg/km²

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

Protected areas2

IUCN Not Reported · 2

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