HydroBASINS lev08 watershed · #7080803530
Bassin de Río Nazas
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 4 administrative regions : Nazas, Peñón Blanco, Rodeo, San Juan del Río
Sub-basin area
615,2km²
Upstream area
24 262,2km²
Discharge
34,89m³/s
Mean elev.
1 628m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #70808038602379 km²
- Bassin de Río Nazas9 km²
4 dept-equivalent regions (GADM L2)
- 292.7 km²47.7% of basin
- 252.5 km²41.1% of basin
- San Juan del RíoDurango · México60.7 km²9.9% of basin
- Peñón BlancoDurango · México8.1 km²1.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
114 distinct species · 275 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 Río Nazas : 24 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 28 interactions GloBI sur 3 types (connectance 7.4%, filtre Serrano α=0.2). 4 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°
20,5°C
Annual rain
362mm
Moisture idx (CMI)
-0,81
Runoff
17mm/an
PET
1 927mm
AET
304mm
Mean slope
10,5°
Water table
747cm
Forest
0%
Crops
7%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)