Province · PER
Grau
Peru
Species observed
152
Observations
769
Area
2 129,1km²
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).
Indicateurs du tissu écologique
Tissu écologique de Grau : 27 espèces reliées par 33 interactions GloBI sur 3 types (connectance 6.2%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
152 distinct species · 769 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
6,4°C
Annual rain
1 560mm
Warmest m°
12,7°C
Coldest m°
-1,4°C
Elevation: 4 054 m on average (min 2 553 m, max 4 890 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,3
Org. C
35,2g/kg
Clay
26,0%
Sand
44,6%
Silt
29,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology14 basins · 4 lakes · 8 rivers
Hydrology metrics for this exact territory
Stream length here
254,5km
Lake surface here
2,38km²
Basins crossed
14
Max stream order
5
Max drainage
3 849km²
Discharge in basins
146,8m³/s
Mean precip.
791mm/an
Mean T°
7,2°C
Moisture idx
-0,35
Max snow
2%
Mean runoff
616mm/an
Mean elev. (basins)
4 038m
Watersheds crossing here
- Bassin de Rio Vilcabambasub-area767,2 km²overlap670.43 km²31%
- Bassin de Río Chuquibambillasub-area560,9 km²overlap554.14 km²26%
- Bassin de Río Parajaysub-area498,9 km²overlap403.26 km²19%
- Bassin de Rio Sarcontasub-area363,4 km²overlap333.32 km²16%
- Bassin de Rio Challhuahuachosub-area1 184,5 km²overlap110.47 km²5%
- Bassin de Río Ichunisub-area2 548 km²overlap29.28 km²1%
- Bassin de Río Matarasub-area496,9 km²overlap11.56 km²1%
- Bassin de Rio Vilcabambasub-area13,1 km²overlap9.45 km²0%
- Bassin de Rio Vilcabambasub-area244,3 km²overlap4.95 km²0%
Lakes (4, top by area)
Rivers / streams (8, ord ≥ 4)
- Rio Sarcontaord 5len here58.40 km92%total64 km
- Rio Vilcabambaord 5len here45.51 km46%total100 km
- Río Chuquibambillaord 4len here44.49 km100%total45 km
- Río Parajayord 4len here40.56 km100%total41 km
- Río Trapicheord 3len here22.26 km100%total22 km
- Rio Challhuahuachoord 4len here19.56 km37%total53 km
- Río Pampacanchaord 2len here13.20 km100%total13 km
- Río Yauriaquillaord 2len here10.49 km100%total11 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
4,7%
Pesticides
37,7kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)