HydroBASINS lev08 watershed · #6080017100
Bassin de Arroyo Morales
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 15 administrative regions : Almirante Brown, Avellaneda, Cañuelas, Distrito Federal, Esteban Echeverría +10
Sub-basin area
2 180,7km²
Upstream area
2 180,8km²
Discharge
26,38m³/s
Mean elev.
24m
Administrative coverage
15 dept-equivalent regions (GADM L2)
- 462.0 km²21.2% of basin
- 372.9 km²17.1% of basin
- 354.6 km²16.3% of basin
- 302.8 km²13.9% of basin
- 282.9 km²13.0% of basin
- 88.5 km²4.1% of basin
- 86.9 km²4.0% of basin
- 71.3 km²3.3% of basin
7 moreFull L2 list
- Almirante Brown52.9 km² · 2.4%
- Lanús48.1 km² · 2.2%
- San Vicente27.0 km² · 1.2%
- Avellaneda25.5 km² · 1.2%
- Morón3.4 km² · 0.2%
- Lobos1.2 km² · 0.1%
- Tres de Febrero0.0 km² · 0.0%
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 737 distinct species · 237 686 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 Morales : 28 espèces reliées par 37 interactions GloBI sur 4 types (connectance 6.6%, filtre Serrano α=0.2). 6 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°
16,3°C
Annual rain
1 006mm
Moisture idx (CMI)
-0,22
Runoff
364mm/an
PET
1 291mm
AET
853mm
Mean slope
0,2°
Water table
17cm
Forest
12%
Crops
9%
Urban
39%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)