Rivière· 21 segments
Río Grande de Tárcoles
Crosses 7 administrative regions : Alajuela, Atenas, Garabito, Mora, Orotina +2
Total length
54km
Max discharge
102,7m³/s
Max Strahler
6
Segments matched
21
River geography7 admin regions · 0 communes
7 administrative regions crossed (GADM L2)
- GarabitoPuntarenas · Costa Rica16.2 kmin this dpt
- TurrubaresSan José · Costa Rica13.8 kmin this dpt
- OrotinaAlajuela · Costa Rica9.6 kmin this dpt
- AtenasAlajuela · Costa Rica8.6 kmin this dpt
- MoraSan José · Costa Rica4.9 kmin this dpt
- AlajuelaAlajuela · Costa Rica0.3 kmin this dpt
- PuriscalSan José · Costa Rica0.0 kmin this dpt
4 intersecting protected areas
Cordillera Volcánica Central
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
Carara
IUCN IINational Park
Fernando Castro Cervantes
IUCN VINational Wildlife Refuge
Cerro Atenas
IUCN IVProtected Zone
1 page = 1 named river (aggregation of 21 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
452 distinct species · 3 425 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 Río Grande de Tárcoles : 24 espèces reliées par 34 interactions GloBI sur 5 types (connectance 6.9%, filtre Serrano α=0.2). 8 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
54km
Max discharge
102,7m³/s
Max Strahler
6
Segments matched
21
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.