Ruisseau· 7 segments
Río Igarapé Tacana
Crosses 2 administrative regions : Leticia, Tabatinga
Total length
10km
Max discharge
5m³/s
Max Strahler
3
Segments matched
7
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- LeticiaAmazonas · Colombia14.7 kmin this dpt
- TabatingaAmazonas · Brazil2.2 kmin this dpt
1 intersecting protected areas
Évare I
IUCN Not ReportedIndigenous Area
1 page = 1 named river (aggregation of 7 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
560 distinct species · 2 473 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 17 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 Igarapé Tacana : 13 espèces reliées par 17 interactions GloBI sur 3 types (connectance 11.1%, filtre Serrano α=0.2). 5 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
10km
Max discharge
5,0m³/s
Max Strahler
3
Segments matched
7
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.