HydroBASINS lev08 watershed · #7080661380
Bassin de Colorado River
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 : Clark, San Bernardino
Sub-basin area
2 600,4km²
Upstream area
2 600,4km²
Discharge
1,47m³/s
Mean elev.
964m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 1745.8 km²67.1% of basin
- Clark854.5 km²32.9% of basin
16 intersecting protected areas
Mojave
IUCN VNational Preserve
739.32 km² overlap
Mojave Trails
IUCN VNational Monument
702.98 km² overlap
Mojave
IUCN IbWilderness Area
227.56 km² overlap
Dead Mountains
IUCN IbWilderness Area
85.99 km² overlap
Castle Mountains
IUCN VNational Monument
83.50 km² overlap
Wee Thump Joshua Tree
IUCN IbWilderness Area
24.71 km² overlap
Bigelow Cholla Garden
IUCN IbWilderness Area
20.23 km² overlap
Private Conservation
3.01 km² overlap
Sacramento Mountains
IUCN VReserve
1.96 km² overlap
7 more protected areassorted by overlap area
South Mccullough
IUCN IbWilderness Area
1.05 km² overlap
Private Conservation
0.93 km² overlap
Piute Creek
IUCN VEcological Reserve
0.56 km² overlap
Walkingbox Ranch Llc.
IUCN VConservation Easement
0.49 km² overlap
Castle Mountains
IUCN VNational Monument
0.46 km² overlap
Easement
0.16 km² overlap
Mojave Trails
IUCN VNational Monument
0.06 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 878 distinct species · 48 527 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 44 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 Colorado River : 31 espèces reliées par 145 interactions GloBI sur 5 types (connectance 13.4%, filtre Serrano α=0.2). 16 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°
18,1°C
Annual rain
180mm
Moisture idx (CMI)
-0,87
Runoff
16mm/an
PET
1 431mm
AET
153mm
Mean slope
3,1°
Water table
873cm
Forest
0%
Crops
0%
Urban
0%
Protected
75%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)