State Nature Reserve (Walloon Region) · bel
Chession (Vallée de la Leffe)
- Area
- 0 km²
- IUCN cat.
- IV
- Year
- 2000
Overview
- Designation
- State Nature Reserve (Walloon Region)
- IUCN category
- IV · Aire d'habitats / espèces
Gestion active pour maintenir habitats / espèces particuliers
- Established
- 2000
- Managing authority
- Service Public de Wallonie Agriculture, Ressources Naturelles et Environnement (SPW ARNE)
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
995 distinct species · 3 614 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
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).
Indicateurs du tissu écologique
Tissu écologique de Chession (Vallée de la Leffe) : 26 espèces reliées par 104 interactions GloBI sur 6 types (connectance 15.6%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 50.27384, 4.95048
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.