Cuenca Hidrográfica Del Río San Juan
IUCN Not ApplicableWatershed · 2021
839 km²
Municipality · COL
Colombia
Species observed
925
Observations
5 369
Area
289,4km²
Sample of 29 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).
Tissu écologique de Salgar : 20 espèces reliées par 29 interactions GloBI sur 5 types (connectance 7.1%, 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).
925 distinct species · 5 369 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Mean T°
18,5°C
Annual rain
3 581mm
Warmest m°
23,4°C
Coldest m°
13,9°C
Elevation: 1 731 m on average (min 623 m, max 3 296 m)
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
pH H₂O
5,1
Org. C
74,9g/kg
Clay
32,2%
Sand
34,4%
Silt
33,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiM
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology metrics for this exact territory
Stream length here
136,1km
Basins crossed
6
Max stream order
6
Max drainage
32 518km²
Discharge in basins
60,6m³/s
Mean precip.
2 713mm/an
Mean T°
18,4°C
Moisture idx
0,49
Max snow
1%
Mean runoff
2 087mm/an
Mean elev. (basins)
1 868m
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Pop. density
1hab/km²
Night light
0,2nW
Built-up
17,5%
Pesticides
61,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Watershed · 2021
839 km²
Watershed · 2018
790 km²
Integrated Management Regional Districts · 2016
180 km²
Integrated Management Regional Districts · 2006
89 km²
Integrated Management Regional Districts · 2006
30 km²
Civil Society Nature Reserve · 2023
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN