HydroBASINS lev08 watershed · #6080021500
Bassin de Río Gallegos
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 across 2 countries : Güer Aike, Magallanes
Sub-basin area
2 315,9km²
Upstream area
10 480,8km²
Discharge
80,3m³/s
Mean elev.
131m
Administrative coverage
Hydrographic chain
▼ Drains into
Outlet (drains to ocean / endorheic)
▲ Receives from 3 basins
- Bassin de Río Gallegos1172 km²
- Bassin de Río Gallegos Chico989 km²
- Bassin · #6080047160666 km²
2 dept-equivalent regions (GADM L2)
- 2209.0 km²95.0% of basin
- 115.2 km²5.0% of basin
1 intersecting protected areas
Bloque Herratico
IUCN IIINature Monument
22.56 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
241 distinct species · 3 161 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 Río Gallegos : 23 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 55 interactions GloBI sur 2 types (connectance 7.8%, filtre Serrano α=0.2). 15 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°
6,6°C
Annual rain
198mm
Moisture idx (CMI)
-0,72
Runoff
51mm/an
PET
716mm
AET
194mm
Mean slope
1,6°
Water table
318cm
Forest
1%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)