HydroBASINS lev08 watershed · #7080737080
Bassin de San Saba 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 : McCulloch, San Saba
Sub-basin area
1 052,1km²
Upstream area
8 100,7km²
Discharge
10,74m³/s
Mean elev.
438m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de San Saba River2861 km²
- Bassin de Brady Creek2032 km²
2 dept-equivalent regions (GADM L2)
- 1003.6 km²95.5% of basin
- 47.5 km²4.5% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 247 distinct species · 43 648 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 29 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 Saba River : 23 espèces reliées par 52 interactions GloBI sur 3 types (connectance 12.8%, 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°
18,3°C
Annual rain
685mm
Moisture idx (CMI)
-0,55
Runoff
48mm/an
PET
1 511mm
AET
580mm
Mean slope
1,5°
Water table
311cm
Forest
24%
Crops
18%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)