Ontologia

Commune · CHN

Gyangzê

China

ETPolar, tundra(60 %)

Species observed

268

Observations

743

Area

3 728,1km²

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 Gyangzê : 22 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 73 interactions GloBI sur 5 types (connectance 10.4%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
73
Connectance
0.104
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

268 distinct species · 743 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

743 obs · 25 cellules
Obs. / cellule
≥ 411
61–410
8–60
4–7
< 4

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

Climate

Mean T°

0,9°C

Annual rain

556mm

Warmest m°

14,5°C

Coldest m°

-17,0°C

Elevation: 4 678 m on average (min 3 917 m, max 6 829 m)

Bioclimatic detailsExpert
Annual mean temp.
0,9°C
Annual rain
556mm
Warmest month
14,5°C
Coldest month
-17,0°C
Mean alt.
4 678m
Min
3 917m
Max
6 829m
Std. dev.
391m
Köppen-Geiger (dominant)
ETPolar, tundra(60 %)Polar

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

Soil & lithology

pH H₂O

7,4

Org. C

22,5g/kg

Clay

13,1%

Sand

49,7%

Silt

37,2%

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

Dominant lithology: smGLiMaggregated to Shigatse

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,3
Org. C
25,6g/kg
Clay
12,0%
Sand
50,4%
Silt
37,6%
5–15 cm
pH H₂O
7,4
Org. C
22,4g/kg
Clay
13,3%
Sand
49,6%
Silt
37,1%
15–30 cm
pH H₂O
7,4
Org. C
19,4g/kg
Clay
14,2%
Sand
49,0%
Silt
36,8%

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

Land cover

Forest0.0%
Crops0.6%
Built-up0.0%
Bare soil27.2%
Other (grassland, water…)72.1%

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

Hydrology16 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

74,0km

Basins crossed

16

Max stream order

5

Max drainage

109 042km²

Discharge in basins

127,4m³/s

Mean precip.

256mm/an

Mean T°

1,4°C

Moisture idx

-0,68

Max snow

14%

Mean runoff

94mm/an

Mean elev. (basins)

4 655m

Watersheds crossing here

7 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

3,5%

Pesticides

73,8kg/km²

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