HydroBASINS lev08 watershed · #7080419660
Bassin · #7080419660
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 2 administrative regions : Meade, Ziebach
Sub-basin area
320,9km²
Upstream area
3 463,9km²
Discharge
8,12m³/s
Mean elev.
708m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #7080420320277 km²
- Bassin · #7080420630162 km²
2 dept-equivalent regions (GADM L2)
- Meade177.8 km²55.3% of basin
- 143.7 km²44.7% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
61 distinct species · 169 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 26 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 · #7080419660 : 19 espèces reliées par 65 interactions GloBI sur 4 types (connectance 18.5%, filtre Serrano α=0.2). 8 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°
7,6°C
Annual rain
406mm
Moisture idx (CMI)
-0,61
Runoff
71mm/an
PET
1 056mm
AET
352mm
Mean slope
2,0°
Water table
263cm
Forest
4%
Crops
25%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)