HydroBASINS lev08 watershed · #7080022430
Bassin · #7080022430
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 : Division No. 23
Sub-basin area
1 388,3km²
Upstream area
1 388,3km²
Discharge
0,8m³/s
Mean elev.
24m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 1374.2 km²98.5% of basin
2 intersecting protected areas
Wildlife Management Area
665.63 km² overlap
Wildlife Management Area
6.69 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
132 distinct species · 904 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 37 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 · #7080022430 : 25 espèces reliées par 98 interactions GloBI sur 3 types (connectance 14.7%, filtre Serrano α=0.2). 12 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°
-5,7°C
Annual rain
457mm
Moisture idx (CMI)
0,02
Runoff
201mm/an
PET
447mm
AET
351mm
Mean slope
0,1°
Water table
4cm
Forest
40%
Crops
0%
Urban
0%
Protected
47%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)