Rivière· 13 segments
Canal de Drenaje
Crosses 5 administrative regions : La Unión, La Victoria, Obando, Roldanillo, Toro
Total length
31km
Max discharge
452m³/s
Max Strahler
5
Segments matched
13
River geography5 admin regions · 0 communes
5 administrative regions crossed (GADM L2)
- La UniónValle del Cauca · Colombia22.3 kmin this dpt
- RoldanilloValle del Cauca · Colombia5.0 kmin this dpt
- ToroValle del Cauca · Colombia2.9 kmin this dpt
- La VictoriaValle del Cauca · Colombia1.5 kmin this dpt
- ObandoValle del Cauca · Colombia0.0 kmin this dpt
1 intersecting protected areas
BRUT Nativos
IUCN VIIntegrated Management Regional Districts
1 page = 1 named river (aggregation of 13 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
377 distinct species · 8 677 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 37 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 Canal de Drenaje : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 40 interactions GloBI sur 4 types (connectance 6.0%, 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).
Hydrology (HydroRIVERS v10)
Total length
31km
Max discharge
452,0m³/s
Max Strahler
5
Segments matched
13
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.