HydroBASINS lev08 watershed · #7080538500
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 4 administrative regions : Boulder, Grand, Jackson, Larimer
Sub-basin area
1 231,1km²
Upstream area
1 231,1km²
Discharge
2,84m³/s
Mean elev.
3 002m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- Grand1220.0 km²99.0% of basin
- Jackson7.6 km²0.6% of basin
- 3.0 km²0.2% of basin
- 1.8 km²0.1% of basin
11 intersecting protected areas
Rocky Mountain
IUCN IINational Park
388.06 km² overlap
Rocky Mountain National Park
IUCN IbWilderness Area
370.62 km² overlap
Indian Peaks
IUCN IbWilderness Area
156.35 km² overlap
Hell Canyon
IUCN IaResearch Natural Area
67.94 km² overlap
Never Summer
IUCN IbWilderness
56.41 km² overlap
Protection Area (National)
43.96 km² overlap
Bowen Gulch
IUCN IaResearch Natural Area
38.68 km² overlap
South Cameron Pass
IUCN VEasement
1.42 km² overlap
South Cameron Pass
IUCN VConservation Easement
0.87 km² overlap
2 more protected areassorted by overlap area
Neota
IUCN IbWilderness
0.17 km² overlap
USDA Forest Service 11
IUCN VForest
0.17 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 723 distinct species · 84 058 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 : 23 espèces reliées par 97 interactions GloBI sur 5 types (connectance 14.6%, 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°
0,3°C
Annual rain
611mm
Moisture idx (CMI)
-0,20
Runoff
97mm/an
PET
785mm
AET
485mm
Mean slope
14,3°
Water table
634cm
Forest
96%
Crops
1%
Urban
0%
Protected
56%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)