Corredor Nevados de Chillán- Laguna del Laja
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve · 2011
5 717 km²
Commune · CHL
Antuco
Chile
CsbTemperate, dry summer, warm summer(59 %)
Species observed
1 016
Observations
12 896
Area
1 956,8km²
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).
RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique
Indicateurs du tissu écologique
Tissu écologique de Antuco : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 37 interactions GloBI sur 5 types (connectance 7.0%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
33
Interactions affichées
37
Connectance
0.070
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 016 distinct species · 12 896 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
6,3°C
Annual rain
2 540mm
Warmest m°
20,0°C
Coldest m°
-3,0°C
Elevation: 1 555 m on average (min 344 m, max 2 936 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
6,3°C
Annual rain
2 540mm
Warmest month
20,0°C
Coldest month
-3,0°C
Mean alt.
1 555m
Min
344m
Max
2 936m
Std. dev.
404m
Köppen-Geiger (dominant)
CsbTemperate, dry summer, warm summer(59 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,9
Org. C
99,7g/kg
Clay
24,5%
Sand
39,1%
Silt
36,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Bío-Bío
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,9
Org. C
136,8g/kg
Clay
24,6%
Sand
38,8%
Silt
36,6%
5–15 cm
pH H₂O
5,9
Org. C
98,8g/kg
Clay
23,8%
Sand
39,5%
Silt
36,7%
15–30 cm
pH H₂O
6,0
Org. C
63,6g/kg
Clay
25,0%
Sand
38,8%
Silt
36,1%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest26.0%
Crops1.7%
Built-up0.0%
Bare soil27.9%
Other (grassland, water…)44.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology10 basins · 9 lakes · 18 rivers
Hydrology metrics for this exact territory
Stream length here
283,1km
Lake surface here
67,07km²
Basins crossed
10
Max stream order
5
Max drainage
4 498km²
Discharge in basins
104,4m³/s
Mean precip.
1 224mm/an
Mean T°
7,1°C
Moisture idx
0,12
Max snow
31%
Mean runoff
1 077mm/an
Mean elev. (basins)
1 591m
Watersheds crossing here
- Bassin de Estero Pichicoyahuesub-area1 182,2 km²overlap1175.00 km²60%
- Bassin de Río Polcurasub-area907,3 km²overlap481.24 km²25%
- Bassin de Río Lajasub-area411,6 km²overlap149.65 km²8%
- Bassin de Río Rucuésub-area237,8 km²overlap112.56 km²6%
- Bassin de Río Diguillínsub-area4 497,4 km²overlap23.49 km²1%
- Bassin de Río Trocománsub-area2 031,6 km²overlap6.00 km²0%
- Bassin de Río Queucosub-area1 016,8 km²overlap3.16 km²0%
- Bassin de Río Lajasub-area476,1 km²overlap2.07 km²0%
- Bassin de Río Duquecosub-area1 583,9 km²overlap2.00 km²0%
1 more basinssorted by overlap
Lakes (9, top by area)
- Lajarea64,9 km²avg depth67.1 m
- Lac 1111841area0,9 km²avg depth9.6 m
- Lac 1111964area0,3 km²avg depth2.6 m
- Lac 1111857area0,3 km²avg depth8.2 m
- Lac 1111845area0,2 km²avg depth6.1 m
- Lac 1111898area0,2 km²avg depth7.9 m
- Lac 1111884area0,2 km²avg depth6.3 m
- Lac 1111938area0,2 km²avg depth8.6 m
- Lac 1111951area0,1 km²avg depth8.4 m
Rivers / streams (18, ord ≥ 4)
- Río Polcuraord 5len here79.97 km69%total117 km
- Río Lajaord 5len here40.68 km19%total212 km
- Río Rucuéord 5len here35.70 km61%total59 km
- Estero Pichicoyahueord 3len here28.46 km100%total28 km
- Río de los Pinosord 4len here25.64 km100%total26 km
- Canal de Aducción Lajaord 3len here12.05 km100%total12 km
- Estero El Toroord 2len here10.72 km100%total11 km
- Río Blanquilloord 2len here9.84 km71%total14 km
- Estero El Aguada o El Volcánord 2len here8.92 km100%total9 km
- Estero de Trapatrapaord 2len here7.15 km100%total7 km
- Canal de aducción Central Abanicoord 1len here6.35 km100%total6 km
- Estero Malalcuraord 5len here4.90 km100%total5 km
6 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
0,0nW
Built-up
2,9%
Pesticides
21,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN Not Reported · 2IUCN Not Applicable · 1
Ñuble
IUCN Not ReportedNational Reserve · 1979
741 km²
Laguna del Laja
IUCN Not ReportedNational Park · 1958
126 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN