Ontologia

Subdivision · BEL

Namur

Belgium

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

Species observed

4 697

Observations

51 841

Area

172,5km²

Ecological tissue

Sample of 37 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 Namur : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 143 interactions GloBI sur 5 types (connectance 19.3%, filtre Serrano α=0.2). 18 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
143
Connectance
0.193
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

4 697 distinct species · 51 841 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

51 841 obs · 5 cellules
Obs. / cellule
≥ 15 495
15 495–15 494
12 863–15 494
11 300–12 862
< 11 300

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

Climate

Mean T°

9,8°C

Annual rain

880mm

Warmest m°

21,8°C

Coldest m°

-0,1°C

Elevation: 159 m on average (min 83 m, max 246 m)

Bioclimatic detailsExpert
Annual mean temp.
9,8°C
Annual rain
880mm
Warmest month
21,8°C
Coldest month
-0,1°C
Mean alt.
159m
Min
83m
Max
246m
Std. dev.
30m
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

6,6

Org. C

20,1g/kg

Clay

25,6%

Sand

9,5%

Silt

64,9%

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
6,3
Org. C
29,7g/kg
Clay
24,8%
Sand
9,7%
Silt
65,5%
5–15 cm
pH H₂O
6,7
Org. C
19,0g/kg
Clay
26,1%
Sand
9,0%
Silt
64,8%
15–30 cm
pH H₂O
6,7
Org. C
11,5g/kg
Clay
25,8%
Sand
9,8%
Silt
64,3%

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

Land cover

Forest27.4%
Crops33.8%
Built-up3.7%
Bare soil0.6%
Other (grassland, water…)34.6%

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

Hydrology4 basins · 0 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

42,6km

Basins crossed

4

Max stream order

5

Max drainage

16 776km²

Discharge in basins

35,7m³/s

Mean precip.

881mm/an

Mean T°

9,3°C

Moisture idx

0,16

Max snow

10%

Mean runoff

362mm/an

Mean elev. (basins)

192m

Watersheds crossing here

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

Human pressure

Pop. density

4hab/km²

Night light

3,8nW

Built-up

365,8%

Pesticides

69,8kg/km²

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

Protected areas13

IUCN Not Reported · 8IUCN IV · 5

Bassin du Samson

IUCN Not Reported

Special Protection Area (Birds Directive) · 2016

12 km²

Bassin du Samson

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2016

12 km²

Complete list

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