HydroBASINS lev08 watershed · #7080745480
Bassin de San Gabriel 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 1 administrative regions : Milam
Sub-basin area
89,9km²
Upstream area
3 543,9km²
Discharge
15,33m³/s
Mean elev.
128m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Brushy Creek1309 km²
- Bassin de San Gabriel River272 km²
1 dept-equivalent regions (GADM L2)
- 89.8 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
503 distinct species · 3 074 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 44 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 San Gabriel River : 32 espèces reliées par 126 interactions GloBI sur 4 types (connectance 13.3%, filtre Serrano α=0.2). 12 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°
19,7°C
Annual rain
893mm
Moisture idx (CMI)
-0,39
Runoff
156mm/an
PET
1 476mm
AET
756mm
Mean slope
0,8°
Water table
107cm
Forest
0%
Crops
42%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)