HydroBASINS lev08 watershed · #7080774700
Bassin de Atascosa 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 3 administrative regions : Atascosa, Live Oak, McMullen
Sub-basin area
270,1km²
Upstream area
3 196,6km²
Discharge
4,76m³/s
Mean elev.
87m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de la Parita Creek806 km²
- Bassin de Atascosa River150 km²
3 dept-equivalent regions (GADM L2)
- 161.3 km²59.8% of basin
- 89.0 km²33.0% of basin
- 19.4 km²7.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
735 distinct species · 24 298 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 Atascosa River : 19 espèces reliées par 68 interactions GloBI sur 3 types (connectance 14.6%, 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°
21,3°C
Annual rain
668mm
Moisture idx (CMI)
-0,59
Runoff
36mm/an
PET
1 613mm
AET
564mm
Mean slope
0,8°
Water table
144cm
Forest
22%
Crops
15%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)