Ontologia

Commune · BOL

San Julián

Bolivia

AwTropical, savannah(100 %)

Species observed

308

Observations

832

Area

5 060,1km²

Ecological tissue

Sample of 40 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 San Julián : 30 espèces reliées par 52 interactions GloBI sur 3 types (connectance 6.3%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
52
Connectance
0.063
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

308 distinct species · 832 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

832 obs · 60 cellules
Obs. / cellule
≥ 173
44–172
10–43
4–9
< 4

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

Climate

Mean T°

24,4°C

Annual rain

1 555mm

Warmest m°

30,9°C

Coldest m°

17,0°C

Elevation: 234 m on average (min 209 m, max 258 m)

Bioclimatic detailsExpert
Annual mean temp.
24,4°C
Annual rain
1 555mm
Warmest month
30,9°C
Coldest month
17,0°C
Mean alt.
234m
Min
209m
Max
258m
Std. dev.
10m
Köppen-Geiger (dominant)
AwTropical, savannah(100 %)Tropical

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

Soil & lithology

pH H₂O

6,1

Org. C

20,3g/kg

Clay

28,0%

Sand

45,1%

Silt

26,9%

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

Dominant lithology: mtGLiMaggregated to Ñuflo De Chávez

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
28,6g/kg
Clay
27,6%
Sand
45,2%
Silt
27,2%
5–15 cm
pH H₂O
6,0
Org. C
19,6g/kg
Clay
27,5%
Sand
45,6%
Silt
26,9%
15–30 cm
pH H₂O
6,1
Org. C
12,8g/kg
Clay
28,9%
Sand
44,5%
Silt
26,7%

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

Land cover

Forest19.3%
Crops31.4%
Built-up0.1%
Bare soil0.3%
Other (grassland, water…)48.9%

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

Hydrology18 basins · 18 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

203,2km

Lake surface here

6,77km²

Basins crossed

18

Max stream order

7

Max drainage

93 421km²

Discharge in basins

480,7m³/s

Mean precip.

1 053mm/an

Mean T°

24,6°C

Moisture idx

-0,38

Mean runoff

157mm/an

Mean elev. (basins)

261m

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

8,4%

Pesticides

26,8kg/km²

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