Ontologia

Commune · CHN

Zayü

China

ETPolar, tundra(57 %)

Species observed

2 524

Observations

8 153

Area

21 058,4km²

Ecological tissue

Sample of 6 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 Zayü : 5 espèces reliées par 3 interactions GloBI sur 2 types (connectance 20.0%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
6
Interactions affichées
3
Connectance
0.200
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

2 524 distinct species · 8 153 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

8 153 obs · 135 cellules
Obs. / cellule
≥ 297
44–296
7–43
3–6
< 3

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

Climate

Mean T°

-0,1°C

Annual rain

1 708mm

Warmest m°

12,9°C

Coldest m°

-18,2°C

Elevation: 4 089 m on average (min 1 408 m, max 6 186 m)

Bioclimatic detailsExpert
Annual mean temp.
-0,1°C
Annual rain
1 708mm
Warmest month
12,9°C
Coldest month
-18,2°C
Mean alt.
4 089m
Min
1 408m
Max
6 186m
Std. dev.
758m
Köppen-Geiger (dominant)
ETPolar, tundra(57 %)Polar

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

Soil & lithology

pH H₂O

6,3

Org. C

67,4g/kg

Clay

16,5%

Sand

50,9%

Silt

32,5%

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

Dominant lithology: paGLiMaggregated to Nyingtri

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
91,3g/kg
Clay
16,4%
Sand
50,9%
Silt
32,8%
5–15 cm
pH H₂O
6,3
Org. C
74,9g/kg
Clay
16,8%
Sand
50,7%
Silt
32,5%
15–30 cm
pH H₂O
6,3
Org. C
36,1g/kg
Clay
16,4%
Sand
51,2%
Silt
32,4%

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

Land cover

Forest25.7%
Crops0.1%
Built-up0.0%
Bare soil26.3%
Other (grassland, water…)47.8%

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

Hydrology60 basins · 50 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

3 868,9km

Lake surface here

18,31km²

Basins crossed

60

Max stream order

6

Max drainage

104 947km²

Discharge in basins

5 841,4m³/s

Mean precip.

789mm/an

Mean T°

3,6°C

Moisture idx

-0,04

Max snow

58%

Mean runoff

1 222mm/an

Mean elev. (basins)

4 055m

Watersheds crossing here

51 more basins

Lakes (50, top by area)

41 more lakes

Rivers / streams (100, ord ≥ 4)

88 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

0,1%

Pesticides

2,4kg/km²

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

Protected areas1

IUCN Not Applicable · 1

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN