HydroBASINS lev08 watershed · #7080428510
Bassin de Whychus 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 4 administrative regions : Deschutes, Jefferson, Lane, Linn
Sub-basin area
799km²
Upstream area
799,1km²
Discharge
17,4m³/s
Mean elev.
1 271m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- 620.5 km²77.5% of basin
- Jefferson176.3 km²22.0% of basin
- Linn2.3 km²0.3% of basin
- Lane1.7 km²0.2% of basin
13 intersecting protected areas
Three Sisters
IUCN IbWilderness
142.22 km² overlap
Three Sisters
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
130.88 km² overlap
Whychus Creek, Oregon
IUCN VWild and Scenic River
47.30 km² overlap
Mount Washington
IUCN IbWilderness
26.64 km² overlap
Whychus Creek, Oregon
IUCN VWild and Scenic River
12.40 km² overlap
Wildhaven
IUCN VPrivate Conservation Land
0.65 km² overlap
Camp Polk Meadow
IUCN VPreserve
0.61 km² overlap
Indian Ford Meadow
IUCN VPreserve
0.26 km² overlap
Designated - Scenic
0.25 km² overlap
4 more protected areassorted by overlap area
Deschutes, Oregon
IUCN VWild and Scenic River
0.25 km² overlap
Private Conservation
0.23 km² overlap
Wilderness Study Area
0.11 km² overlap
Camp Polk Addition
IUCN VPrivate Conservation
0.02 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 781 distinct species · 290 577 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 Whychus Creek : 24 espèces reliées par 87 interactions GloBI sur 4 types (connectance 13.8%, 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°
5,9°C
Annual rain
861mm
Moisture idx (CMI)
-0,14
Runoff
666mm/an
PET
946mm
AET
485mm
Mean slope
5,5°
Water table
286cm
Forest
73%
Crops
2%
Urban
0%
Protected
23%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)