HydroBASINS lev08 watershed · #6080854580
Bassin de Arroyo San Antonio
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 : San Cristóbal
Sub-basin area
556km²
Upstream area
1 255,4km²
Discharge
0m³/s
Mean elev.
85m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #6080854150424 km²
- Bassin · #6080854230276 km²
1 dept-equivalent regions (GADM L2)
- 555.4 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
99 distinct species · 334 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Arroyo San Antonio : 30 espèces reliées par 40 interactions GloBI sur 3 types (connectance 6.3%, filtre Serrano α=0.2). 6 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°
19,0°C
Annual rain
928mm
Moisture idx (CMI)
-0,39
Runoff
15mm/an
PET
1 527mm
AET
785mm
Mean slope
0,0°
Water table
5cm
Forest
3%
Crops
24%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)