HydroBASINS lev08 watershed · #7080542650
Bassin de Eel 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 1 administrative regions : Mendocino
Sub-basin area
429,6km²
Upstream area
4 173,1km²
Discharge
103,07m³/s
Mean elev.
716m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Middle Fork Eel River1938 km²
- Bassin de Eel River1806 km²
1 dept-equivalent regions (GADM L2)
- 430.0 km²100.0% of basin
1 intersecting protected areas
Spyrock
IUCN VReserve
22.66 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
443 distinct species · 2 508 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 48 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 Eel River : 33 espèces reliées par 141 interactions GloBI sur 4 types (connectance 12.5%, filtre Serrano α=0.2). 15 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°
11,1°C
Annual rain
1 403mm
Moisture idx (CMI)
0,12
Runoff
1 021mm/an
PET
1 226mm
AET
652mm
Mean slope
15,8°
Water table
528cm
Forest
89%
Crops
3%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)