Subcuenca del Cotahuasi
IUCN VLandscape Reserve · 2005
4 903 km²
Commune · PER
Puyca
Peru
ETPolar, tundra(100 %)
Species observed
134
Observations
656
Area
1 505,3km²
Ecological tissue
Sample of 19 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 Puyca : 13 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 19 interactions GloBI sur 3 types (connectance 11.1%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
19
Interactions affichées
19
Connectance
0.111
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
134 distinct species · 656 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
1,3°C
Annual rain
1 542mm
Warmest m°
8,7°C
Coldest m°
-6,5°C
Elevation: 4 783 m on average (min 3 286 m, max 5 215 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
1,3°C
Annual rain
1 542mm
Warmest month
8,7°C
Coldest month
-6,5°C
Mean alt.
4 783m
Min
3 286m
Max
5 215m
Std. dev.
272m
Köppen-Geiger (dominant)
ETPolar, tundra(100 %)Polar
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,4
Org. C
46,8g/kg
Clay
20,8%
Sand
47,9%
Silt
31,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to La Unión
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,4
Org. C
61,7g/kg
Clay
20,2%
Sand
48,3%
Silt
31,4%
5–15 cm
pH H₂O
6,4
Org. C
46,5g/kg
Clay
20,5%
Sand
48,2%
Silt
31,3%
15–30 cm
pH H₂O
6,4
Org. C
32,2g/kg
Clay
21,6%
Sand
47,1%
Silt
31,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest1.0%
Crops2.0%
Built-up0.0%
Bare soil39.9%
Other (grassland, water…)57.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology12 basins · 8 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
126,3km
Lake surface here
8,67km²
Basins crossed
12
Max stream order
4
Max drainage
3 670km²
Discharge in basins
47,9m³/s
Mean precip.
705mm/an
Mean T°
2,2°C
Moisture idx
-0,28
Max snow
4%
Mean runoff
435mm/an
Mean elev. (basins)
4 744m
Watersheds crossing here
- Bassin de Río Samanasub-area816,6 km²overlap798.64 km²53%
- Basin #02010sub-area416,2 km²overlap269.63 km²18%
- Basin #03560sub-area257,1 km²overlap242.85 km²16%
- Bassin de Río Majessub-area2 657,7 km²overlap129.54 km²9%
- Bassin de Cotahuasi Canyonsub-area83,8 km²overlap46.93 km²3%
- Bassin de Cotahuasi Canyonsub-area465,8 km²overlap9.51 km²1%
- Basin #87830sub-area637,2 km²overlap3.87 km²0%
- Bassin de Río Yavinasub-area549,6 km²overlap2.43 km²0%
- Bassin de Río Ocoñasub-area1 622,8 km²overlap0.94 km²0%
Lakes (8, top by area)
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
0,9%
Pesticides
36,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN V · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN