Valleien van de Dijle, Laan en IJse met aangrenzende bos- en moerasgebieden
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2014
41 km²
Subdivision · BEL
Grez-Doiceau
Belgium
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 774
Observations
17 813
Area
57,9km²
Ecological tissue
Sample of 49 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 Grez-Doiceau : 40 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 110 interactions GloBI sur 4 types (connectance 9.4%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
49
Interactions affichées
110
Connectance
0.093
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
1 774 distinct species · 17 813 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
10,3°C
Annual rain
822mm
Warmest m°
22,2°C
Coldest m°
0,4°C
Elevation: 76 m on average (min 27 m, max 128 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
10,3°C
Annual rain
822mm
Warmest month
22,2°C
Coldest month
0,4°C
Mean alt.
76m
Min
27m
Max
128m
Std. dev.
21m
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
5,8
Org. C
18,2g/kg
Clay
20,2%
Sand
14,3%
Silt
65,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Brabant Wallon
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,6
Org. C
24,2g/kg
Clay
20,2%
Sand
14,5%
Silt
65,3%
5–15 cm
pH H₂O
5,9
Org. C
18,6g/kg
Clay
20,7%
Sand
14,2%
Silt
65,1%
15–30 cm
pH H₂O
6,0
Org. C
11,8g/kg
Clay
19,8%
Sand
14,1%
Silt
66,0%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest23.7%
Crops49.2%
Built-up1.7%
Bare soil0.7%
Other (grassland, water…)24.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 1 lakes · 6 rivers
Hydrology metrics for this exact territory
Stream length here
24,5km
Lake surface here
0,11km²
Basins crossed
1
Max stream order
4
Max drainage
911km²
Discharge in basins
0,8m³/s
Mean precip.
817mm/an
Mean T°
9,9°C
Moisture idx
0,07
Max snow
10%
Mean runoff
417mm/an
Mean elev. (basins)
99m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (6, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,9nW
Built-up
174,2%
Pesticides
77,6kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas14
IUCN Not Reported · 10IUCN IV · 2IUCN Not Assigned · 1IUCN VI · 1
De Dijlevallei
IUCN Not AssignedFlemish Ecological Network (Flemish Region) · 2003
15 km²
De Dijlevallei
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 1988
12 km²
Dijle-, Laan- en Ijsevallei
IUCN IVNature management plan type 4 (Flemish Region) · 2021
6 km²
Vallée du Train
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2016
5 km²
Vallée du Train
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
5 km²
Complete list14 protected areas
- Valleien van de Dijle, Laan en IJse met aangrenzende bos- en moerasgebiedenSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported201441 km²
- De DijlevalleiFlemish Ecological Network (Flemish Region)IUCN Not Assigned200315 km²
- De DijlevalleiSpecial Protection Area (Birds Directive)IUCN Not Reported198812 km²
- Dijle-, Laan- en IjsevalleiNature management plan type 4 (Flemish Region)IUCN IV20216 km²
- Vallée du TrainSpecial Protection Area (Birds Directive)IUCN Not Reported20165 km²
- Vallée du TrainSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20165 km²
- Vallée de la NethenSpecial Protection Area (Birds Directive)IUCN Not Reported20162 km²
- Vallée de la NethenSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20162 km²
- Vallée de la Dyle en aval d'ArchennesSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20161 km²
- Vallée de la Dyle en aval d'ArchennesSpecial Protection Area (Birds Directive)IUCN Not Reported20161 km²
- Vallée de la Dyle de Wavre à ArchennesSpecial Protection Area (Birds Directive)IUCN Not Reported20151 km²
- Vallée de la Dyle de Wavre à ArchennesSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20151 km²
- NBP-VB-18-0038Nature management plan type 2 (Flemish Region)IUCN VI20190 km²
- Bouly (Bois du)State Nature Reserve (Walloon Region)IUCN IV19950 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN