Rivière· 21 segments
Río Sardinal
Crosses 4 administrative regions : Alajuela, Heredia, Río Cuarto, Sarapiquí
Total length
141km
Max discharge
164,1m³/s
Max Strahler
6
Segments matched
21
River geography4 admin regions · 0 communes
4 administrative regions crossed (GADM L2)
- SarapiquíHeredia · Costa Rica42.2 kmin this dpt
- HerediaHeredia · Costa Rica9.6 kmin this dpt
- AlajuelaAlajuela · Costa Rica9.2 kmin this dpt
- Río CuartoAlajuela · Costa Rica6.2 kmin this dpt
5 intersecting protected areas
Agua y Paz
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
Cordillera Volcánica Central
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
Braulio Carrillo
IUCN IINational Park
Bosque Alegre
IUCN VINational Wildlife Refuge
Tapiria
IUCN VINational Wildlife Refuge
1 page = 1 named river (aggregation of 21 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
2 910 distinct species · 230 162 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 Sardinal : 13 espèces reliées par 14 interactions GloBI sur 2 types (connectance 10.3%, filtre Serrano α=0.2). 4 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
141km
Max discharge
164,1m³/s
Max Strahler
6
Segments matched
21
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.