HydroBASINS lev08 watershed · #7080799570
Bassin de Arroyo Ayancual
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 8 administrative regions : Apodaca, Cadereyta Jiménez, Guadalupe, Juárez, Los Ramones +3
Sub-basin area
916,8km²
Upstream area
916,9km²
Discharge
1,23m³/s
Mean elev.
296m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
8 dept-equivalent regions (GADM L2)
- 303.7 km²33.2% of basin
- 247.4 km²27.0% of basin
- 206.4 km²22.6% of basin
- 63.0 km²6.9% of basin
- Juárez50.3 km²5.5% of basin
- 18.8 km²2.1% of basin
- 15.7 km²1.7% of basin
- 9.6 km²1.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 371 distinct species · 8 277 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 45 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 Arroyo Ayancual : 30 espèces reliées par 103 interactions GloBI sur 5 types (connectance 10.4%, filtre Serrano α=0.2). 15 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°
22,8°C
Annual rain
681mm
Moisture idx (CMI)
-0,60
Runoff
42mm/an
PET
1 700mm
AET
575mm
Mean slope
0,6°
Water table
84cm
Forest
1%
Crops
48%
Urban
12%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)