HydroBASINS lev08 watershed · #7080083550
Bassin · #7080083550
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 : Lake
Sub-basin area
514,7km²
Upstream area
514,7km²
Discharge
0,07m³/s
Mean elev.
1 529m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- Lake515.6 km²100.0% of basin
1 intersecting protected areas
Diablo Mountain
IUCN IbWilderness Study Area
55.75 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
173 distinct species · 1 262 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 43 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 · #7080083550 : 32 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 67 interactions GloBI sur 5 types (connectance 7.4%, 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).
Hydroclimate (BasinATLAS lev08)
Mean T°
7,1°C
Annual rain
310mm
Moisture idx (CMI)
-0,70
Runoff
53mm/an
PET
1 045mm
AET
269mm
Mean slope
5,3°
Water table
1 197cm
Forest
60%
Crops
1%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)