HydroBASINS lev08 watershed · #7080409210
Bassin de Pine Hollow
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 : Sherman, Wasco
Sub-basin area
336,4km²
Upstream area
336,6km²
Discharge
1,15m³/s
Mean elev.
847m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 188.5 km²55.9% of basin
- Sherman148.7 km²44.1% of basin
3 intersecting protected areas
North Pole Ridge
IUCN IbWilderness Study Area
1.87 km² overlap
John Day River
IUCN VDesignated - Recreational
0.12 km² overlap
Thirtymile
IUCN IbWilderness Study Area
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
111 distinct species · 317 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 43 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 Pine Hollow : 34 espèces reliées par 99 interactions GloBI sur 5 types (connectance 10.5%, filtre Serrano α=0.2). 10 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°
8,8°C
Annual rain
348mm
Moisture idx (CMI)
-0,66
Runoff
98mm/an
PET
1 030mm
AET
299mm
Mean slope
9,8°
Water table
721cm
Forest
0%
Crops
10%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)