HydroBASINS lev08 watershed · #7080188220
Bassin de Norris 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 2 administrative regions : Division No. 10, Division No. 11
Sub-basin area
395km²
Upstream area
395km²
Discharge
0,22m³/s
Mean elev.
711m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 387.2 km²97.6% of basin
- 9.4 km²2.4% of basin
6 intersecting protected areas
National Park
126.73 km² overlap
Natural Area
19.25 km² overlap
Beaverhill Lake
IUCN Not ReportedWetland of International Importance (Ramsar Site)
18.31 km² overlap
Provincial Recreation Area
12.36 km² overlap
Beaverhill Natural Area
IUCN IINatural Area
0.34 km² overlap
Smith Blackburn Homestead
IUCN IVFee simple – Ownership by land trust or conservancy
0.30 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 479 distinct species · 155 430 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Norris Creek : 26 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 56 interactions GloBI sur 4 types (connectance 10.6%, filtre Serrano α=0.2). 7 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°
1,9°C
Annual rain
446mm
Moisture idx (CMI)
-0,38
Runoff
17mm/an
PET
718mm
AET
388mm
Mean slope
0,9°
Water table
64cm
Forest
52%
Crops
52%
Urban
0%
Protected
50%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)