HydroBASINS lev08 watershed · #7080309170
Bassin de Rivière du Cran
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 1 administrative regions : Le Domaine-du-Roy
Sub-basin area
462,2km²
Upstream area
462,4km²
Discharge
7,36m³/s
Mean elev.
444m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 463.6 km²100.0% of basin
5 intersecting protected areas
02551R014 Biological Refuge
IUCN IVBiological refuge
4.37 km² overlap
02551R023 Biological Refuge
IUCN IVBiological refuge
3.74 km² overlap
02551R015 Biological Refuge
IUCN IVBiological refuge
1.28 km² overlap
02251R019 Biological Refuge
IUCN IVBiological refuge
1.15 km² overlap
Proposed aquatic reserve
0.10 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
146 distinct species · 544 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 Bassin de Rivière du Cran : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 105 interactions GloBI sur 3 types (connectance 14.2%, filtre Serrano α=0.2). 17 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
0,9°C
Annual rain
939mm
Moisture idx (CMI)
0,27
Runoff
502mm/an
PET
682mm
AET
574mm
Mean slope
3,7°
Water table
66cm
Forest
96%
Crops
0%
Urban
0%
Protected
2%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)