Ruisseau· 5 segments
Arroio Quaraí-Chico
Crosses 2 administrative regions : Barra do Quaraí, Paso de los Libres
Total length
15km
Max discharge
2,1m³/s
Max Strahler
2
Segments matched
5
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- Barra do QuaraíRio Grande do Sul · Brazil15.9 kmin this dpt
- Paso de los LibresCorrientes · Argentina0.0 kmin this dpt
1 intersecting protected areas
Parque Estadual Do Espinilho
IUCN IIPark
1 page = 1 named river (aggregation of 5 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
460 distinct species · 21 095 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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 Arroio Quaraí-Chico : 25 espèces reliées par 26 interactions GloBI sur 3 types (connectance 5.6%, filtre Serrano α=0.2). 6 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
15km
Max discharge
2,1m³/s
Max Strahler
2
Segments matched
5
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.