Ontologia

Commune · CHN

Khotan

China

BWkArid, desert, cold(64 %)

Species observed

499

Observations

1 339

Area

15 776,2km²

Ecological tissue

Sample of 31 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 Khotan : 29 espèces + 2 bulles famille, 26 interactions GloBI documentées sur 4 types (connectance 5.6%, filtre Serrano α=0.2). Les 2 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
31
Interactions affichées
26
Connectance
0.056
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

499 distinct species · 1 339 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 339 obs · 47 cellules
Obs. / cellule
≥ 913
38–912
7–37
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°

-0,3°C

Annual rain

415mm

Warmest m°

15,7°C

Coldest m°

-18,1°C

Elevation: 3 445 m on average (min 1 207 m, max 6 405 m)

Bioclimatic detailsExpert
Annual mean temp.
-0,3°C
Annual rain
415mm
Warmest month
15,7°C
Coldest month
-18,1°C
Mean alt.
3 445m
Min
1 207m
Max
6 405m
Std. dev.
1 440m
Köppen-Geiger (dominant)
BWkArid, desert, cold(64 %)Arid

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

Soil & lithology

pH H₂O

7,8

Org. C

14,9g/kg

Clay

23,6%

Sand

37,4%

Silt

39,0%

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

Dominant lithology: ssGLiMaggregated to Khotan

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,8
Org. C
17,9g/kg
Clay
23,4%
Sand
37,5%
Silt
39,1%
5–15 cm
pH H₂O
7,8
Org. C
13,8g/kg
Clay
23,9%
Sand
37,3%
Silt
38,8%
15–30 cm
pH H₂O
7,8
Org. C
12,8g/kg
Clay
23,5%
Sand
37,4%
Silt
39,0%

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

Land cover

Forest0.5%
Crops3.5%
Built-up0.1%
Bare soil59.9%
Other (grassland, water…)36.1%

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

Hydrology43 basins · 11 lakes · 11 rivers

Hydrology metrics for this exact territory

Stream length here

1 213,5km

Lake surface here

14,86km²

Basins crossed

43

Max stream order

6

Max drainage

43 711km²

Discharge in basins

13,2m³/s

Mean precip.

39mm/an

Mean T°

2,1°C

Moisture idx

-0,94

Max snow

46%

Mean runoff

4mm/an

Mean elev. (basins)

3 345m

Watersheds crossing here

34 more basins

Lakes (11, top by area)

2 more lakes

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

6,5%

Pesticides

10,3kg/km²

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