HydroBASINS lev08 watershed · #7080284700
Bassin de Terrace 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 3 administrative regions : Central Okanagan, North Okanagan, Thompson-Nicola
Sub-basin area
788,5km²
Upstream area
2 504,5km²
Discharge
18,61m³/s
Mean elev.
959m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Deep Creek926 km²
- Bassin de Vernon Creek790 km²
3 dept-equivalent regions (GADM L2)
- 758.3 km²95.8% of basin
- 29.5 km²3.7% of basin
- 3.3 km²0.4% of basin
12 intersecting protected areas
FINTRY PROTECTED AREA
IUCN IIProtected Area
30.85 km² overlap
FINTRY PARK
IUCN IIIA - Park
3.55 km² overlap
Rose Valley Regional Park
IUCN IbRegional Park
2.33 km² overlap
ELLISON PARK
IUCN Not ReportedA - Park
2.21 km² overlap
BEAR CREEK PARK
IUCN Not ReportedA - Park
1.59 km² overlap
Shorts Creek
IUCN IVPrivately Owned Conservation Area
1.22 km² overlap
Regional Park
1.11 km² overlap
Traders Cove Regional Park
IUCN Not ApplicableRegional Park
0.14 km² overlap
Raymer Bay Regional Park
IUCN Not ApplicableRegional Park
0.06 km² overlap
3 more protected areassorted by overlap area
Robert Lake Regional Park
IUCN IIIRegional Park
0.02 km² overlap
Rose Valley Pond
IUCN IVPrivately Owned Conservation Area
0.01 km² overlap
Kopje Regional Park
IUCN Not ApplicableRegional Park
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 261 distinct species · 473 585 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 30 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 Terrace Creek : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 73 interactions GloBI sur 4 types (connectance 15.7%, filtre Serrano α=0.2). 11 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°
5,0°C
Annual rain
364mm
Moisture idx (CMI)
-0,54
Runoff
200mm/an
PET
803mm
AET
318mm
Mean slope
9,5°
Water table
509cm
Forest
67%
Crops
2%
Urban
5%
Protected
5%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)