Ontologia

Commune · CHN

Zhanang

China

ETPolar, tundra(33 %)

Species observed

143

Observations

298

Area

2 168,8km²

Ecological tissue

Sample of 21 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 Zhanang : 14 espèces reliées par 30 interactions GloBI sur 2 types (connectance 11.9%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
23
Interactions affichées
30
Connectance
0.119
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

143 distinct species · 298 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

298 obs · 21 cellules
Obs. / cellule
≥ 151
27–150
4–26
2–3
< 2

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

Climate

Mean T°

2,8°C

Annual rain

657mm

Warmest m°

16,3°C

Coldest m°

-14,7°C

Elevation: 4 388 m on average (min 3 549 m, max 5 358 m)

Bioclimatic detailsExpert
Annual mean temp.
2,8°C
Annual rain
657mm
Warmest month
16,3°C
Coldest month
-14,7°C
Mean alt.
4 388m
Min
3 549m
Max
5 358m
Std. dev.
547m
Köppen-Geiger (dominant)
ETPolar, tundra(33 %)Polar

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

Soil & lithology

pH H₂O

7,3

Org. C

25,5g/kg

Clay

14,3%

Sand

49,2%

Silt

36,4%

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

Dominant lithology: smGLiMaggregated to Shannan

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,2
Org. C
32,3g/kg
Clay
13,4%
Sand
50,1%
Silt
36,5%
5–15 cm
pH H₂O
7,3
Org. C
25,7g/kg
Clay
14,6%
Sand
48,9%
Silt
36,4%
15–30 cm
pH H₂O
7,3
Org. C
18,5g/kg
Clay
15,0%
Sand
48,7%
Silt
36,3%

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

Land cover

Forest1.5%
Crops0.3%
Built-up0.1%
Bare soil18.4%
Other (grassland, water…)79.7%

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

Hydrology15 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

147,5km

Basins crossed

15

Max stream order

7

Max drainage

165 871km²

Discharge in basins

2 381,4m³/s

Mean precip.

307mm/an

Mean T°

3,2°C

Moisture idx

-0,66

Max snow

8%

Mean runoff

210mm/an

Mean elev. (basins)

4 389m

Watersheds crossing here

6 more basins

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

4,5%

Pesticides

71,8kg/km²

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