Nature reserve · bdi
Vyanda
- Area
- 45 km²
- IUCN cat.
- Ib
- Year
- 1980
Overview
- Designation
- Nature reserve
- IUCN category
- Ib · Zone de nature sauvage
Aire protégée pour la wilderness, faible accès humain
- Established
- 1980
- Managing authority
- OBPE
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
126 distinct species · 224 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 6 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 Vyanda : 6 espèces + 0 bulles famille, 3 interactions GloBI documentées sur 1 type (connectance 20.0%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology1 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
1,5km
Basins crossed
1
Max stream order
3
Max drainage
24 457km²
Discharge in basins
2,9m³/s
Mean precip.
1 192mm/an
Mean T°
22,5°C
Moisture idx
-0,24
Mean runoff
188mm/an
Mean elev. (basins)
975m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- -4.09386, 29.54079
- 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.