Rivière· 11 segments
Rio São João
Crosses 5 administrative regions : Caiana, Caparaó, Dores do Rio Preto, Espera Feliz, Porciúncula
Total length
1 738km
Max discharge
8,1m³/s
Max Strahler
4
Segments matched
11
River geography5 admin regions · 0 communes
5 administrative regions crossed (GADM L2)
- CaianaMinas Gerais · Brazil17.9 kmin this dpt
- Espera FelizMinas Gerais · Brazil16.4 kmin this dpt
- CaparaóMinas Gerais · Brazil0.3 kmin this dpt
- Dores do Rio PretoEspírito Santo · Brazil0.0 kmin this dpt
- PorciúnculaRio de Janeiro · Brazil0.0 kmin this dpt
1 intersecting protected areas
Environmental Protection Area
1 page = 1 named river (aggregation of 11 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
109 distinct species · 452 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 João : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 41 interactions GloBI sur 4 types (connectance 7.8%, filtre Serrano α=0.2). 7 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
1 738km
Max discharge
8,1m³/s
Max Strahler
4
Segments matched
11
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.