Ontologia

Commune · CHN

Haiyuan

China

BSkArid, steppe, cold(83 %)

Species observed

206

Observations

451

Area

5 494,8km²

Ecological tissue

Sample of 24 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 Haiyuan : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 22 interactions GloBI sur 4 types (connectance 8.0%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
22
Connectance
0.080
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

206 distinct species · 451 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

451 obs · 10 cellules
Obs. / cellule
≥ 338
338–337
26–337
12–25
< 12

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

Climate

Mean T°

7,6°C

Annual rain

367mm

Warmest m°

25,1°C

Coldest m°

-12,7°C

Elevation: 1 847 m on average (min 1 333 m, max 2 766 m)

Bioclimatic detailsExpert
Annual mean temp.
7,6°C
Annual rain
367mm
Warmest month
25,1°C
Coldest month
-12,7°C
Mean alt.
1 847m
Min
1 333m
Max
2 766m
Std. dev.
249m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(83 %)Arid

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

Soil & lithology

pH H₂O

8,2

Org. C

13,9g/kg

Clay

19,6%

Sand

32,0%

Silt

48,3%

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

Dominant lithology: suGLiMaggregated to Zhongwei

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,2
Org. C
20,9g/kg
Clay
18,7%
Sand
32,5%
Silt
48,7%
5–15 cm
pH H₂O
8,3
Org. C
10,8g/kg
Clay
19,4%
Sand
32,2%
Silt
48,4%
15–30 cm
pH H₂O
8,3
Org. C
10,1g/kg
Clay
20,7%
Sand
31,4%
Silt
47,9%

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

Land cover

Forest1.6%
Crops28.5%
Built-up0.2%
Bare soil7.7%
Other (grassland, water…)62.0%

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

Hydrology19 basins · 15 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

235,3km

Lake surface here

13,59km²

Basins crossed

19

Max stream order

5

Max drainage

11 449km²

Discharge in basins

5,0m³/s

Mean precip.

342mm/an

Mean T°

7,0°C

Moisture idx

-0,64

Max snow

1%

Mean runoff

9mm/an

Mean elev. (basins)

1 828m

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

Human pressure

Pop. density

1hab/km²

Night light

0,2nW

Built-up

24,4%

Pesticides

68,9kg/km²

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