HydroBASINS lev08 watershed · #7080779850
Bassin de Arroyo La Lajita
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 2 administrative regions : Múzquiz, San Buenaventura
Sub-basin area
741,7km²
Upstream area
3 541,7km²
Discharge
0,73m³/s
Mean elev.
786m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #7080778480418 km²
- Bassin · #7080778560328 km²
2 dept-equivalent regions (GADM L2)
- 734.4 km²99.2% of basin
- 6.1 km²0.8% of basin
2 intersecting protected areas
C.A.D.N.R. 004 Don Martín
IUCN VINatural Resources Protection Area
403.67 km² overlap
Río Sabinas
IUCN Not ReportedWetland of International Importance (Ramsar Site)
366.98 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
307 distinct species · 636 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 50 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 La Lajita : 40 espèces reliées par 99 interactions GloBI sur 5 types (connectance 8.1%, 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°
20,9°C
Annual rain
518mm
Moisture idx (CMI)
-0,69
Runoff
14mm/an
PET
1 654mm
AET
437mm
Mean slope
9,7°
Water table
743cm
Forest
92%
Crops
2%
Urban
0%
Protected
54%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)