Rivière· 24 segments
Río San Juan
Crosses 16 administrative regions : Andes, Bogotá D.C., Cabrera, Ciudad Bolívar, Fresno +11
Total length
3 062km
Max discharge
97m³/s
Max Strahler
5
Segments matched
24
River geography16 admin regions · 0 communes
16 administrative regions crossed (GADM L2)
- Bogotá D.C.Bogotá D.C. · Colombia29.3 kmin this dpt
- Santa Rosa de CabalRisaralda · Colombia8.1 kmin this dpt
- SalgarAntioquia · Colombia7.7 kmin this dpt
- ManzanaresCaldas · Colombia7.4 kmin this dpt
- AndesAntioquia · Colombia6.4 kmin this dpt
- HispaniaAntioquia · Colombia5.2 kmin this dpt
- JardínAntioquia · Colombia4.7 kmin this dpt
- TarsoAntioquia · Colombia4.0 kmin this dpt
- FresnoTolima · Colombia3.1 kmin this dpt
- PueblorricoAntioquia · Colombia2.4 kmin this dpt
- Ciudad BolívarAntioquia · Colombia1.6 kmin this dpt
- VeneciaAntioquia · Colombia0.1 kmin this dpt
- MarquetaliaCaldas · Colombia0.0 kmin this dpt
- CabreraCundinamarca · Colombia0.0 kmin this dpt
- MistratóRisaralda · Colombia0.0 kmin this dpt
- PereiraRisaralda · Colombia0.0 kmin this dpt
12 intersecting protected areas
Sumapaz
IUCN IINational Natural Park
Cuenca Hidrográfica Del Río San Juan
IUCN Not ApplicableWatershed
Cuenca Hidrográfica Directos Río Cauca- Río Amagá- Quebrada Sinifaná- NSS
IUCN Not ApplicableWatershed
Los Nevados
IUCN IINational Natural Park
Farallones del Citará
IUCN VIRegional Protective Forest Reserves
Cuchilla Del San Juan
IUCN VIIntegrated Management Regional Districts
Cuchilla Jardin Tamesis
IUCN VIIntegrated Management Regional Districts
Campoalegre
IUCN VISoil Conservation Districts
Rios Barroso y San Juan
IUCN VIIntegrated Management Regional Districts
3 more protected areassorted by area
Civil Society Nature Reserve
Civil Society Nature Reserve
Civil Society Nature Reserve
1 page = 1 named river (aggregation of 24 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
39 distinct species · 49 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 5 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 Río San Juan : 5 espèces reliées par 3 interactions GloBI sur 2 types (connectance 30.0%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
3 062km
Max discharge
97,0m³/s
Max Strahler
5
Segments matched
24
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.