Rivière· 16 segments
Rio São Marcos
Crosses 5 administrative regions : Antônio Prado, Caxias do Sul, Flores da Cunha, São Francisco de Paula, São Marcos
Total length
549km
Max discharge
185,4m³/s
Max Strahler
5
Segments matched
16
River geography5 admin regions · 0 communes
5 administrative regions crossed (GADM L2)
- São MarcosRio Grande do Sul · Brazil18.7 kmin this dpt
- Flores da CunhaRio Grande do Sul · Brazil16.6 kmin this dpt
- Caxias do SulRio Grande do Sul · Brazil12.8 kmin this dpt
- Antônio PradoRio Grande do Sul · Brazil5.0 kmin this dpt
- São Francisco de PaulaRio Grande do Sul · Brazil0.4 kmin this dpt
1 page = 1 named river (aggregation of 16 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
42 distinct species · 46 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 6 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 Rio São Marcos : 5 espèces reliées par 3 interactions GloBI sur 2 types (connectance 20.0%, filtre Serrano α=0.2). 1 bulle taxonomique (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
549km
Max discharge
185,4m³/s
Max Strahler
5
Segments matched
16
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.