Ontologia

Commune · PER

Marcara

Peru

ETPolar, tundra(67 %)

Species observed

193

Observations

548

Area

176,3km²

Ecological tissue

Sample of 38 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 Marcara : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 39 interactions GloBI sur 4 types (connectance 5.5%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
39
Connectance
0.056
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

193 distinct species · 548 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

548 obs · 4 cellules
Obs. / cellule
≥ 279
279–278
108–278
108–107
< 108

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

Climate

Mean T°

5,9°C

Annual rain

1 483mm

Warmest m°

11,5°C

Coldest m°

-0,8°C

Elevation: 4 109 m on average (min 2 776 m, max 5 570 m)

Bioclimatic detailsExpert
Annual mean temp.
5,9°C
Annual rain
1 483mm
Warmest month
11,5°C
Coldest month
-0,8°C
Mean alt.
4 109m
Min
2 776m
Max
5 570m
Std. dev.
779m
Köppen-Geiger (dominant)
ETPolar, tundra(67 %)Polar

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

Soil & lithology

pH H₂O

6,5

Org. C

37,1g/kg

Clay

27,1%

Sand

42,9%

Silt

30,1%

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

Dominant lithology: smGLiMaggregated to Carhuaz

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,5
Org. C
51,2g/kg
Clay
26,7%
Sand
43,2%
Silt
30,1%
5–15 cm
pH H₂O
6,5
Org. C
36,2g/kg
Clay
26,8%
Sand
43,2%
Silt
30,0%
15–30 cm
pH H₂O
6,5
Org. C
23,9g/kg
Clay
27,7%
Sand
42,3%
Silt
30,1%

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

Land cover

Forest7.3%
Crops6.1%
Built-up0.3%
Bare soil11.9%
Other (grassland, water…)74.3%

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

Hydrology5 basins · 2 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

41,3km

Lake surface here

0,43km²

Basins crossed

5

Max stream order

4

Max drainage

4 536km²

Discharge in basins

4,7m³/s

Mean precip.

758mm/an

Mean T°

5,0°C

Moisture idx

-0,24

Max snow

14%

Mean runoff

666mm/an

Mean elev. (basins)

4 310m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

35,3%

Pesticides

38,1kg/km²

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

Protected areas2

IUCN Not Applicable · 1IUCN II · 1

Huascarán

IUCN II

National Park · 1975

3 397 km²

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN