HydroBASINS lev08 watershed · #7080364860
Bassin de Rock Creek
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 5 administrative regions : Beaverhead, Deer Lodge, Granite, Missoula, Ravalli
Sub-basin area
2 289,8km²
Upstream area
2 289,8km²
Discharge
12,5m³/s
Mean elev.
1 967m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
5 dept-equivalent regions (GADM L2)
- 2237.1 km²97.4% of basin
- 49.5 km²2.2% of basin
- 4.5 km²0.2% of basin
- 4.5 km²0.2% of basin
- 0.1 km²0.0% of basin
10 intersecting protected areas
Sapphire
IUCN IbWilderness Study Area
223.28 km² overlap
Anaconda Pintler
IUCN IbWilderness
167.13 km² overlap
Welcome Creek
IUCN IbWilderness
113.89 km² overlap
Streamside Zone Withdrawal
7.74 km² overlap
Dexter Basin
IUCN IaResearch Natural Area
4.53 km² overlap
Sapphire Divide
IUCN IaResearch Natural Area
2.94 km² overlap
Quigg West
IUCN IbWilderness Study Area
2.08 km² overlap
Goat Flat
IUCN IaResearch Natural Area
1.12 km² overlap
Windy Ridge
IUCN IaResearch Natural Area
0.95 km² overlap
1 more protected areassorted by overlap area
Reserve Program
0.41 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 881 distinct species · 20 648 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 Rock Creek : 28 espèces reliées par 95 interactions GloBI sur 5 types (connectance 12.2%, filtre Serrano α=0.2). 12 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°
2,1°C
Annual rain
454mm
Moisture idx (CMI)
-0,45
Runoff
181mm/an
PET
831mm
AET
393mm
Mean slope
14,9°
Water table
836cm
Forest
85%
Crops
1%
Urban
0%
Protected
12%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)