HydroBASINS lev08 watershed · #7080777930
Bassin de Río Bravo / Rio Grande
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 5 administrative regions across 2 countries : Dimmit, Guerrero, Maverick, Villa Unión, Webb
Sub-basin area
1 673,9km²
Upstream area
356 419,8km²
Discharge
178,39m³/s
Mean elev.
267m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Río Bravo / Rio Grande1375 km²
- Bassin de Río Bravo / Rio Grande1213 km²
5 dept-equivalent regions (GADM L2)
- 613.5 km²36.7% of basin
- 508.2 km²30.4% of basin
- 250.5 km²15.0% of basin
- 240.8 km²14.4% of basin
- 58.4 km²3.5% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
427 distinct species · 6 219 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 Río Bravo / Rio Grande : 23 espèces reliées par 90 interactions GloBI sur 4 types (connectance 15.1%, 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°
21,9°C
Annual rain
491mm
Moisture idx (CMI)
-0,71
Runoff
21mm/an
PET
1 668mm
AET
414mm
Mean slope
0,8°
Water table
247cm
Forest
0%
Crops
4%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)