Ontologia

Commune · CHN

Lenghu

China

BWkArid, desert, cold(74 %)

Species observed

259

Observations

576

Area

104 847,6km²

Ecological tissue

Sample of 30 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 Lenghu : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 72 interactions GloBI sur 4 types (connectance 15.5%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
72
Connectance
0.155
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

259 distinct species · 576 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

576 obs · 36 cellules
Obs. / cellule
≥ 84
51–83
21–50
7–20
< 7

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

-0,1°C

Annual rain

146mm

Warmest m°

18,5°C

Coldest m°

-20,8°C

Elevation: 3 370 m on average (min 2 654 m, max 5 708 m)

Bioclimatic detailsExpert
Annual mean temp.
-0,1°C
Annual rain
146mm
Warmest month
18,5°C
Coldest month
-20,8°C
Mean alt.
3 370m
Min
2 654m
Max
5 708m
Std. dev.
663m
Köppen-Geiger (dominant)
BWkArid, desert, cold(74 %)Arid

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

Soil & lithology

pH H₂O

8,1

Org. C

11,8g/kg

Clay

19,5%

Sand

48,8%

Silt

31,6%

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

Dominant lithology: paGLiMaggregated to Haixi Mongol and Tibetan

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,0
Org. C
13,4g/kg
Clay
19,5%
Sand
48,2%
Silt
32,3%
5–15 cm
pH H₂O
8,1
Org. C
12,1g/kg
Clay
19,7%
Sand
48,5%
Silt
31,9%
15–30 cm
pH H₂O
8,1
Org. C
10,0g/kg
Clay
19,5%
Sand
49,8%
Silt
30,7%

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

Land cover

Forest0.0%
Crops0.1%
Built-up0.0%
Bare soil90.4%
Other (grassland, water…)9.4%

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

Hydrology192 basins · 50 lakes · 14 rivers

Hydrology metrics for this exact territory

Stream length here

1 992,4km

Lake surface here

472,73km²

Basins crossed

192

Max stream order

5

Max drainage

91 361km²

Discharge in basins

45,1m³/s

Mean precip.

70mm/an

Mean T°

-0,0°C

Moisture idx

-0,89

Max snow

33%

Mean runoff

5mm/an

Mean elev. (basins)

3 378m

Watersheds crossing here

183 more basins

Lakes (50, top by area)

41 more lakes

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

0,3%

Pesticides

0,1kg/km²

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

Protected areas1

IUCN Not Applicable · 1

Qinghai Hoh Xil

IUCN Not Applicable

World Heritage Site (natural or mixed) · 2017

42 968 km²

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