Ontologia

Commune · PER

Cacra

Peru

ETPolar, tundra(62 %)

Species observed

45

Observations

77

Area

212km²

Ecological tissue

Sample of 6 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 Cacra : 5 espèces reliées par 4 interactions GloBI sur 2 types (connectance 26.7%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
6
Interactions affichées
4
Connectance
0.267
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

45 distinct species · 77 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

77 obs · 4 cellules
Obs. / cellule
≥ 40
40–39
20–39
20–19
< 20

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

8,0°C

Annual rain

1 035mm

Warmest m°

13,8°C

Coldest m°

2,2°C

Elevation: 3 653 m on average (min 1 167 m, max 4 875 m)

Bioclimatic detailsExpert
Annual mean temp.
8,0°C
Annual rain
1 035mm
Warmest month
13,8°C
Coldest month
2,2°C
Mean alt.
3 653m
Min
1 167m
Max
4 875m
Std. dev.
1 107m
Köppen-Geiger (dominant)
ETPolar, tundra(62 %)Polar

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

6,9

Org. C

24,7g/kg

Clay

22,9%

Sand

48,2%

Silt

28,9%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: paGLiMaggregated to Yauyos

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,8
Org. C
32,7g/kg
Clay
21,6%
Sand
49,3%
Silt
29,2%
5–15 cm
pH H₂O
6,9
Org. C
24,5g/kg
Clay
22,7%
Sand
48,3%
Silt
29,0%
15–30 cm
pH H₂O
6,9
Org. C
17,0g/kg
Clay
24,6%
Sand
47,0%
Silt
28,4%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest0.6%
Crops0.9%
Built-up0.0%
Bare soil27.0%
Other (grassland, water…)71.4%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology6 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

29,4km

Basins crossed

6

Max stream order

4

Max drainage

6 083km²

Discharge in basins

41,3m³/s

Mean precip.

673mm/an

Mean T°

5,5°C

Moisture idx

-0,30

Mean runoff

369mm/an

Mean elev. (basins)

3 973m

Watersheds crossing here

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

2,3%

Pesticides

38,0kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)