HydroBASINS lev08 watershed · #7080818460
Bassin de Guayalejo
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 : Antiguo Morelos, Casas, El Mante, González, Gómez Farías +3
Sub-basin area
2 465,9km²
Upstream area
11 873,9km²
Discharge
90,17m³/s
Mean elev.
159m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Canal Principal Bajo249 km²
- Bassin de Río Sabinas187 km²
8 dept-equivalent regions (GADM L2)
- 1326.3 km²53.9% of basin
- 481.5 km²19.6% of basin
- 363.1 km²14.8% of basin
- 275.8 km²11.2% of basin
- 5.9 km²0.2% of basin
- Ocampo3.4 km²0.1% of basin
- 2.9 km²0.1% of basin
- Gómez Farías1.0 km²0.0% of basin
1 intersecting protected areas
Sierra de Tamaulipas
IUCN VIBiosphere Reserve
99.30 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 466 distinct species · 8 352 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 Guayalejo : 31 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 68 interactions GloBI sur 3 types (connectance 8.3%, filtre Serrano α=0.2). 10 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°
24,9°C
Annual rain
885mm
Moisture idx (CMI)
-0,47
Runoff
295mm/an
PET
1 680mm
AET
748mm
Mean slope
2,0°
Water table
147cm
Forest
13%
Crops
56%
Urban
1%
Protected
4%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)