HydroBASINS lev08 watershed · #6080016310
Bassin de Arroyo Toledo
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 18 administrative regions : Barros Blancos, Ciudad de la Costa, Ciudad del Plata, Colonia Nicolich, Las Piedras +13
Sub-basin area
569,3km²
Upstream area
569,3km²
Discharge
0,98m³/s
Mean elev.
30m
Administrative coverage
18 dept-equivalent regions (GADM L2)
- 108.5 km²19.1% of basin
- 85.8 km²15.1% of basin
- 85.6 km²15.0% of basin
- 61.7 km²10.8% of basin
- Ciudad de la CostaCanelones · Uruguay38.1 km²6.7% of basin
- 26.6 km²4.7% of basin
- 24.2 km²4.2% of basin
- 23.7 km²4.2% of basin
10 moreFull L2 list
- Paso Carrasco23.4 km² · 4.1%
- Municipio C17.7 km² · 3.1%
- Colonia Nicolich17.1 km² · 3.0%
- Municipio CH12.1 km² · 2.1%
- Municipio B12.0 km² · 2.1%
- Barros Blancos8.7 km² · 1.5%
- Ciudad del Plata1.5 km² · 0.3%
- Las Piedras0.9 km² · 0.2%
- Sauce0.8 km² · 0.1%
- Pando0.0 km² · 0.0%
2 intersecting protected areas
Humedales del Santa Lucía
IUCN VIProtected Area of Managed Resources
27.77 km² overlap
Isla de Flores
IUCN IINational Park
1.85 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 160 distinct species · 158 737 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 Toledo : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 41 interactions GloBI sur 4 types (connectance 5.8%, filtre Serrano α=0.2). 9 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°
16,4°C
Annual rain
986mm
Moisture idx (CMI)
-0,17
Runoff
625mm/an
PET
1 192mm
AET
832mm
Mean slope
1,3°
Water table
92cm
Forest
25%
Crops
18%
Urban
60%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)