HydroBASINS lev08 watershed · #7080013880
Bassin de Rancheria 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 1 administrative regions : Mendocino
Sub-basin area
848,1km²
Upstream area
848,1km²
Discharge
21,19m³/s
Mean elev.
347m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 848.7 km²100.0% of basin
7 intersecting protected areas
Big River Salmon Creek
IUCN VPrivate Conservation
16.19 km² overlap
Yorkville
IUCN VEcological Reserve
0.92 km² overlap
Navarro River aka Louisiana Pacific
IUCN Not AssignedConservation Easement
0.91 km² overlap
Hardell Property
IUCN VPrivate Conservation
0.73 km² overlap
Pronsolino
IUCN Not AssignedConservation Easement
0.34 km² overlap
Marine Protected Area
0.24 km² overlap
Mailliard Redwoods State
IUCN VNatural Reserve
0.04 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 938 distinct species · 31 243 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 46 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 Rancheria Creek : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 88 interactions GloBI sur 4 types (connectance 8.1%, 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°
12,0°C
Annual rain
1 175mm
Moisture idx (CMI)
0,04
Runoff
786mm/an
PET
1 131mm
AET
628mm
Mean slope
13,5°
Water table
495cm
Forest
87%
Crops
3%
Urban
0%
Protected
3%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)