HydroBASINS lev08 watershed · #7080721930
Bassin de Santa Cruz 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 2 administrative regions : Pima, Santa Cruz
Sub-basin area
859,4km²
Upstream area
4 647,5km²
Discharge
1,16m³/s
Mean elev.
1 127m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Santa Cruz River799 km²
- Bassin de Sopori Wash427 km²
2 dept-equivalent regions (GADM L2)
- 788.5 km²91.8% of basin
- 70.3 km²8.2% of basin
5 intersecting protected areas
Mt. Wrightson
IUCN IbWilderness
51.16 km² overlap
Local Conservation Area
0.32 km² overlap
Local Conservation Area
0.18 km² overlap
Local Conservation Area
0.16 km² overlap
Local Conservation Area
0.12 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
6 476 distinct species · 3 173 581 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 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 Santa Cruz River : 19 espèces reliées par 46 interactions GloBI sur 3 types (connectance 10.6%, filtre Serrano α=0.2). 11 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°
17,6°C
Annual rain
424mm
Moisture idx (CMI)
-0,73
Runoff
12mm/an
PET
1 585mm
AET
357mm
Mean slope
4,9°
Water table
807cm
Forest
43%
Crops
0%
Urban
6%
Protected
6%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)