Ontologia

Commune · CHN

Lhünzhub

China

ETPolar, tundra(57 %)

Species observed

549

Observations

1 595

Area

4 532,7km²

Ecological tissue

Sample of 25 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 Lhünzhub : 18 espèces reliées par 34 interactions GloBI sur 2 types (connectance 10.5%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
34
Connectance
0.105
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

549 distinct species · 1 595 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 595 obs · 44 cellules
Obs. / cellule
≥ 475
90–474
13–89
7–12
< 7

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

Climate

Mean T°

-1,5°C

Annual rain

751mm

Warmest m°

13,8°C

Coldest m°

-23,8°C

Elevation: 4 660 m on average (min 3 721 m, max 5 382 m)

Bioclimatic detailsExpert
Annual mean temp.
-1,5°C
Annual rain
751mm
Warmest month
13,8°C
Coldest month
-23,8°C
Mean alt.
4 660m
Min
3 721m
Max
5 382m
Std. dev.
442m
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

7,0

Org. C

33,1g/kg

Clay

14,6%

Sand

51,4%

Silt

34,0%

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

Dominant lithology: paGLiMaggregated to Lhasa

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,9
Org. C
44,0g/kg
Clay
13,8%
Sand
51,6%
Silt
34,6%
5–15 cm
pH H₂O
7,0
Org. C
32,2g/kg
Clay
14,9%
Sand
51,3%
Silt
33,8%
15–30 cm
pH H₂O
7,0
Org. C
23,1g/kg
Clay
15,0%
Sand
51,3%
Silt
33,7%

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

Land cover

Forest1.1%
Crops0.0%
Built-up0.0%
Bare soil15.8%
Other (grassland, water…)83.1%

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

Hydrology16 basins · 2 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

352,6km

Lake surface here

1,57km²

Basins crossed

16

Max stream order

5

Max drainage

26 789km²

Discharge in basins

140,1m³/s

Mean precip.

310mm/an

Mean T°

0,8°C

Moisture idx

-0,61

Max snow

21%

Mean runoff

112mm/an

Mean elev. (basins)

4 669m

Watersheds crossing here

7 more basins

Lakes (2, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

2,4%

Pesticides

66,4kg/km²

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