HydroBASINS lev08 watershed · #7080530980
Bassin de Ash 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 2 administrative regions : Shasta, Tehama
Sub-basin area
96km²
Upstream area
21 869,7km²
Discharge
181,62m³/s
Mean elev.
280m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Bear Creek322 km²
- Bassin de Sacramento River18 km²
2 dept-equivalent regions (GADM L2)
- 95.8 km²99.7% of basin
- 0.3 km²0.3% of basin
4 intersecting protected areas
Wildlife Area
2.23 km² overlap
Sacramento River ACEC
IUCN VConservation Easement
0.70 km² overlap
Battle Creek
IUCN VEasement
0.23 km² overlap
Battle Creek
IUCN VWildlife Area
0.03 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
197 distinct species · 946 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 42 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 Ash Creek : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 130 interactions GloBI sur 4 types (connectance 14.4%, filtre Serrano α=0.2). 13 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°
16,3°C
Annual rain
903mm
Moisture idx (CMI)
-0,34
Runoff
491mm/an
PET
1 381mm
AET
645mm
Mean slope
2,8°
Water table
218cm
Forest
70%
Crops
7%
Urban
0%
Protected
2%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)