HydroBASINS lev08 watershed · #7080607440
Bassin de Comb Wash
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 : San Juan
Sub-basin area
9,2km²
Upstream area
47 717,7km²
Discharge
81,45m³/s
Mean elev.
1 439m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Comb Wash765 km²
- Bassin de San Juan River9 km²
1 dept-equivalent regions (GADM L2)
- San JuanUtah · United States9.2 km²100.0% of basin
1 intersecting protected areas
National Monument
5.81 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
79 distinct species · 129 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 de Comb Wash : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 67 interactions GloBI sur 4 types (connectance 10.1%, filtre Serrano α=0.2). 14 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°
12,4°C
Annual rain
205mm
Moisture idx (CMI)
-0,85
Runoff
16mm/an
PET
1 370mm
AET
175mm
Mean slope
6,1°
Water table
789cm
Forest
0%
Crops
2%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)