Ontologia

Commune · CHN

Weichang Manchu and Mongol

China

DwbCold, dry winter, warm summer(93 %)

Species observed

875

Observations

2 957

Area

8 952,5km²

Ecological tissue

Sample of 39 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 Weichang Manchu and Mongol : 29 espèces reliées par 55 interactions GloBI sur 5 types (connectance 7.1%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
55
Connectance
0.070
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

875 distinct species · 2 957 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 957 obs · 114 cellules
Obs. / cellule
≥ 477
37–476
8–36
3–7
< 3

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

Climate

Mean T°

3,1°C

Annual rain

492mm

Warmest m°

23,4°C

Coldest m°

-21,2°C

Elevation: 1 293 m on average (min 725 m, max 1 864 m)

Bioclimatic detailsExpert
Annual mean temp.
3,1°C
Annual rain
492mm
Warmest month
23,4°C
Coldest month
-21,2°C
Mean alt.
1 293m
Min
725m
Max
1 864m
Std. dev.
210m
Köppen-Geiger (dominant)
DwbCold, dry winter, warm summer(93 %)Cold

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

Soil & lithology

pH H₂O

7,4

Org. C

28,2g/kg

Clay

16,9%

Sand

49,7%

Silt

33,5%

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

Dominant lithology: paGLiMaggregated to Chengde

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,3
Org. C
40,8g/kg
Clay
16,3%
Sand
50,0%
Silt
33,7%
5–15 cm
pH H₂O
7,4
Org. C
25,2g/kg
Clay
16,8%
Sand
49,7%
Silt
33,5%
15–30 cm
pH H₂O
7,4
Org. C
18,5g/kg
Clay
17,4%
Sand
49,4%
Silt
33,1%

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

Land cover

Forest34.5%
Crops21.0%
Built-up0.3%
Bare soil0.8%
Other (grassland, water…)43.4%

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

Hydrology23 basins · 7 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

532,5km

Lake surface here

3,42km²

Basins crossed

23

Max stream order

4

Max drainage

12 680km²

Discharge in basins

12,8m³/s

Mean precip.

457mm/an

Mean T°

2,9°C

Moisture idx

-0,45

Max snow

21%

Mean runoff

33mm/an

Mean elev. (basins)

1 246m

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

25,5%

Pesticides

72,7kg/km²

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