HydroBASINS lev08 watershed · #2080373790
Bassin de River Avon
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 : NA
Sub-basin area
118,7km²
Upstream area
1 761,3km²
Discharge
19,48m³/s
Mean elev.
61m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de River Stour322 km²
- Bassin de River Avon301 km²
3 dept-equivalent regions (GADM L2)
- NAEngland · United Kingdom89.3 km²74.9% of basin
- NAEngland · United Kingdom16.4 km²13.8% of basin
- NANA · United Kingdom13.4 km²11.3% of basin
4 intersecting protected areas
Cotswolds
IUCN VArea of Outstanding Natural Beauty
13.09 km² overlap
Hidcote
IUCN VNature Reserve
0.09 km² overlap
Welford Field
IUCN IVSite of Special Scientific Interest
0.02 km² overlap
Campden Tunnel Gravel Pit
IUCN IVSite of Special Scientific Interest
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 630 distinct species · 74 458 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 37 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 River Avon : 26 espèces reliées par 111 interactions GloBI sur 5 types (connectance 15.0%, 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°
9,5°C
Annual rain
625mm
Moisture idx (CMI)
-0,08
Runoff
359mm/an
PET
679mm
AET
507mm
Mean slope
1,6°
Water table
91cm
Forest
0%
Crops
70%
Urban
4%
Protected
11%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)