Ontologia

Province · BOL

Nor Chichas

Bolivia

BSkArid, steppe, cold(90 %)

Species observed

166

Observations

434

Area

8 094,4km²

Ecological tissue

Sample of 36 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 Nor Chichas : 29 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 39 interactions GloBI sur 4 types (connectance 6.2%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
39
Connectance
0.062
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

166 distinct species · 434 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

434 obs · 64 cellules
Obs. / cellule
≥ 61
16–60
6–15
3–5
< 3

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

Climate

Mean T°

12,2°C

Annual rain

582mm

Warmest m°

21,2°C

Coldest m°

0,1°C

Elevation: 3 369 m on average (min 2 474 m, max 4 933 m)

Bioclimatic detailsExpert
Annual mean temp.
12,2°C
Annual rain
582mm
Warmest month
21,2°C
Coldest month
0,1°C
Mean alt.
3 369m
Min
2 474m
Max
4 933m
Std. dev.
413m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(90 %)Arid

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

Soil & lithology

pH H₂O

7,2

Org. C

14,9g/kg

Clay

28,9%

Sand

45,1%

Silt

26,0%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,1
Org. C
18,1g/kg
Clay
24,7%
Sand
48,0%
Silt
27,3%
5–15 cm
pH H₂O
7,2
Org. C
15,3g/kg
Clay
29,6%
Sand
44,7%
Silt
25,7%
15–30 cm
pH H₂O
7,3
Org. C
11,2g/kg
Clay
32,4%
Sand
42,8%
Silt
24,8%

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

Land cover

Forest0.3%
Crops0.2%
Built-up0.0%
Bare soil43.7%
Other (grassland, water…)55.7%

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

Hydrology21 basins · 0 lakes · 36 rivers

Hydrology metrics for this exact territory

Stream length here

967,6km

Basins crossed

21

Max stream order

6

Max drainage

21 252km²

Discharge in basins

41,8m³/s

Mean precip.

299mm/an

Mean T°

12,4°C

Moisture idx

-0,79

Mean runoff

34mm/an

Mean elev. (basins)

3 466m

Rivers / streams (36, ord ≥ 4)

24 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

2,7%

Pesticides

13,5kg/km²

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

Sub-administrations2