La Amistad
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve · 1982
7 827 km²
Commune · CRI
Rivas
Costa Rica
CfbTemperate, no dry season, warm summer(38 %)
Species observed
4 223
Observations
299 349
Area
310,3km²
Ecological tissue
Sample of 9 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).
RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique
Indicateurs du tissu écologique
Tissu écologique de Rivas : 8 espèces reliées par 6 interactions GloBI sur 2 types (connectance 16.7%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
9
Interactions affichées
6
Connectance
0.167
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
4 223 distinct species · 299 349 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
13,7°C
Annual rain
4 893mm
Warmest m°
19,2°C
Coldest m°
8,7°C
Elevation: 2 169 m on average (min 797 m, max 3 617 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
13,7°C
Annual rain
4 893mm
Warmest month
19,2°C
Coldest month
8,7°C
Mean alt.
2 169m
Min
797m
Max
3 617m
Std. dev.
696m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(38 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,1
Org. C
80,5g/kg
Clay
31,4%
Sand
33,5%
Silt
35,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: piGLiMaggregated to Pérez Zeledón
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,1
Org. C
101,5g/kg
Clay
30,6%
Sand
34,4%
Silt
35,0%
5–15 cm
pH H₂O
5,1
Org. C
79,7g/kg
Clay
31,0%
Sand
33,7%
Silt
35,3%
15–30 cm
pH H₂O
5,1
Org. C
60,3g/kg
Clay
32,8%
Sand
32,4%
Silt
34,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest63.5%
Crops13.5%
Built-up0.3%
Bare soil0.1%
Other (grassland, water…)22.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology6 basins · 0 lakes · 16 rivers
Hydrology metrics for this exact territory
Stream length here
134,4km
Basins crossed
6
Max stream order
4
Max drainage
1 869km²
Discharge in basins
21,8m³/s
Mean precip.
3 560mm/an
Mean T°
16,7°C
Moisture idx
0,60
Mean runoff
2 252mm/an
Mean elev. (basins)
1 748m
Watersheds crossing here
- Bassin de Río Chirripó Pacíficosub-area499 km²overlap305.64 km²98%
- Bassin de Río Generalsub-area1 056,8 km²overlap2.51 km²1%
- Bassin de Rio Teliresub-area336,1 km²overlap1.53 km²0%
- Bassin de Río Pacuarsub-area312,9 km²overlap0.54 km²0%
- Bassin de Río Chirripósub-area1 606,9 km²overlap0.10 km²0%
- Bassin de Río Grande de Orosisub-area384,9 km²overlap0.01 km²0%
Rivers / streams (16, ord ≥ 4)
- Río Chirripó Pacíficoord 4len here35.12 km94%total37 km
- Río Talariord 4len here20.66 km100%total21 km
- Río Buenavistaord 3len here18.73 km100%total19 km
- Río Blancoord 3len here12.38 km100%total12 km
- Río Buena Vistaord 3len here7.56 km100%total8 km
- Río Bosínord 2len here7.50 km100%total8 km
- Río Uránord 2len here6.24 km100%total6 km
- Río Chimirolord 4len here4.76 km100%total5 km
- Río Páramoord 2len here4.47 km100%total4 km
- Quebrada Cabraord 2len here4.21 km100%total4 km
- Quebrada Quesadaord 2len here4.16 km100%total4 km
- Quebrada Palmito Moradoord 1len here3.29 km100%total3 km
4 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,3nW
Built-up
25,5%
Pesticides
63,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas8
IUCN Not Applicable · 3IUCN II · 2IUCN VI · 2IUCN Not Reported · 1🌊 Marine · 1
Talamanca Range-La Amistad Reserves / La Amistad National Park
IUCN Not ApplicableWorld Heritage Site (natural or mixed) · 1983
5 772 km²
Savegre
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve · 2017
3 130 km²
Turberas de Talamanca
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 2003
1 959 km²
Tapanti-Macizo de la Muerte
IUCN IINational Park · 2000
583 km²
Los Santos
IUCN VIForest Reserve · 1975
567 km²
Complete list8 protected areas
- La AmistadUNESCO-MAB Biosphere ReserveIUCN Not Applicable19827 827 km²
- Talamanca Range-La Amistad Reserves / La Amistad National ParkWorld Heritage Site (natural or mixed)IUCN Not Applicable19835 772 km²
- SavegreUNESCO-MAB Biosphere ReserveIUCN Not Applicable20173 130 km²
- Turberas de TalamancaWetland of International Importance (Ramsar Site)IUCN Not Reported20031 959 km²
- Tapanti-Macizo de la MuerteNational ParkIUCN II2000583 km²
- Los SantosForest ReserveIUCN VI1975567 km²
- ChirripoNational ParkIUCN II1975507 km²
- Rio MachoForest ReserveIUCN VI1964227 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN