Ontologia

Commune · BOL

Viacha

Bolivia

ETPolar, tundra(59 %)

Species observed

214

Observations

873

Area

848,9km²

Ecological tissue

Sample of 46 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 Viacha : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 87 interactions GloBI sur 5 types (connectance 8.4%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
46
Interactions affichées
87
Connectance
0.084
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

214 distinct species · 873 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

873 obs · 14 cellules
Obs. / cellule
≥ 427
125–426
48–124
32–47
< 32

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

Climate

Mean T°

7,9°C

Annual rain

874mm

Warmest m°

15,2°C

Coldest m°

-2,5°C

Elevation: 3 922 m on average (min 3 844 m, max 4 303 m)

Bioclimatic detailsExpert
Annual mean temp.
7,9°C
Annual rain
874mm
Warmest month
15,2°C
Coldest month
-2,5°C
Mean alt.
3 922m
Min
3 844m
Max
4 303m
Std. dev.
84m
Köppen-Geiger (dominant)
ETPolar, tundra(59 %)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

18,6g/kg

Clay

29,8%

Sand

38,0%

Silt

32,1%

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

Dominant lithology: smGLiMaggregated to Ingavi

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,9
Org. C
23,1g/kg
Clay
26,9%
Sand
40,1%
Silt
33,0%
5–15 cm
pH H₂O
6,9
Org. C
18,9g/kg
Clay
29,1%
Sand
38,5%
Silt
32,5%
15–30 cm
pH H₂O
7,0
Org. C
13,8g/kg
Clay
33,5%
Sand
35,5%
Silt
31,0%

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

Land cover

Forest0.3%
Crops17.1%
Built-up0.8%
Bare soil15.7%
Other (grassland, water…)66.1%

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

Hydrology7 basins · 2 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

99,0km

Lake surface here

0,39km²

Basins crossed

7

Max stream order

4

Max drainage

57 165km²

Discharge in basins

11,3m³/s

Mean precip.

530mm/an

Mean T°

7,3°C

Moisture idx

-0,55

Max snow

1%

Mean runoff

96mm/an

Mean elev. (basins)

4 012m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

3,1nW

Built-up

77,9%

Pesticides

37,6kg/km²

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