Rivière· 145 segments
Río San Juan
Crosses 8 administrative regions : Acayucan, Hueyapan de Ocampo, Isla, Juan Rodríguez Clara, San Andrés Tuxtla +3
Total length
3 062km
Max discharge
478,9m³/s
Max Strahler
6
Segments matched
145
River geography8 admin regions · 0 communes
8 administrative regions crossed (GADM L2)
- TlacotalpanVeracruz · México70.2 kmin this dpt
- San Juan EvangelistaVeracruz · México53.3 kmin this dpt
- Juan Rodríguez ClaraVeracruz · México46.2 kmin this dpt
- Santiago TuxtlaVeracruz · México44.7 kmin this dpt
- Hueyapan de OcampoVeracruz · México34.7 kmin this dpt
- AcayucanVeracruz · México33.5 kmin this dpt
- IslaVeracruz · México28.8 kmin this dpt
- San Andrés TuxtlaVeracruz · México2.6 kmin this dpt
1 intersecting protected areas
Sistema Lagunar Alvarado
IUCN Not ReportedWetland of International Importance (Ramsar Site)
1 page = 1 named river (aggregation of 145 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
9 distinct species · 9 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 2 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 San Juan : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
3 062km
Max discharge
478,9m³/s
Max Strahler
6
Segments matched
145
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.