HydroBASINS lev08 watershed · #6080887660
Bassin de Arroyo Tegua
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 : General San Martín, Juárez Celman, Tercero Arriba, Unión
Sub-basin area
2 266,6km²
Upstream area
7 941,1km²
Discharge
12,82m³/s
Mean elev.
192m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Arroyo Carnerillo1793 km²
- Bassin de Arroyo Tegua753 km²
4 dept-equivalent regions (GADM L2)
- 836.5 km²36.9% of basin
- 749.1 km²33.1% of basin
- 402.0 km²17.7% of basin
- 277.8 km²12.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
325 distinct species · 4 703 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Tegua : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 43 interactions GloBI sur 3 types (connectance 6.5%, filtre Serrano α=0.2). 8 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°
17,0°C
Annual rain
794mm
Moisture idx (CMI)
-0,44
Runoff
51mm/an
PET
1 413mm
AET
672mm
Mean slope
0,1°
Water table
16cm
Forest
1%
Crops
73%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)