HydroBASINS lev08 watershed · #7080425220
Bassin de Crooked 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 3 administrative regions : Crook, Deschutes, Jefferson
Sub-basin area
715km²
Upstream area
11 634,5km²
Discharge
26,36m³/s
Mean elev.
1 008m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Dry River2602 km²
- Bassin de Crooked River488 km²
3 dept-equivalent regions (GADM L2)
- 396.3 km²55.3% of basin
- Jefferson217.3 km²30.3% of basin
- 102.8 km²14.3% of basin
4 intersecting protected areas
Crooked, Oregon
IUCN VWild and Scenic River
12.36 km² overlap
Crooked River Segment A
IUCN VDesignated - Recreational
12.33 km² overlap
Wilderness Study Area
0.15 km² overlap
Haystack Butte
IUCN IaResearch Natural Area
0.01 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 152 distinct species · 172 000 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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 Crooked River : 20 espèces reliées par 104 interactions GloBI sur 4 types (connectance 22.4%, 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°
7,9°C
Annual rain
276mm
Moisture idx (CMI)
-0,74
Runoff
177mm/an
PET
1 086mm
AET
240mm
Mean slope
3,3°
Water table
543cm
Forest
54%
Crops
11%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)