Vallées du Hoyoux et du Triffoy
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
13 km²
Subdivision · BEL
Belgium
Species observed
1 544
Observations
10 407
Area
41,4km²
Sample of 36 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).
Tissu écologique de Modave : 29 espèces reliées par 65 interactions GloBI sur 4 types (connectance 10.3%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
1 544 distinct species · 10 407 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Mean T°
9,4°C
Annual rain
953mm
Warmest m°
21,3°C
Coldest m°
-0,6°C
Elevation: 230 m on average (min 186 m, max 261 m)
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
pH H₂O
5,8
Org. C
38,9g/kg
Clay
23,6%
Sand
12,5%
Silt
63,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Liège
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology metrics for this exact territory
Stream length here
17,3km
Basins crossed
1
Max stream order
2
Max drainage
16 776km²
Discharge in basins
6,4m³/s
Mean precip.
881mm/an
Mean T°
9,3°C
Moisture idx
0,17
Max snow
10%
Mean runoff
359mm/an
Mean elev. (basins)
189m
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Pop. density
1hab/km²
Night light
1,2nW
Built-up
93,3%
Pesticides
75,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Special Areas of Conservation (Habitats Directive) · 2016
13 km²
Special Protection Area (Birds Directive) · 2016
13 km²
Special Areas of Conservation (Habitats Directive) · 2015
5 km²
Special Protection Area (Birds Directive) · 2015
5 km²
State Nature Reserve (Walloon Region) · 2024
2 km²
State Nature Reserve (Walloon Region) · 2000
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN