Ontologia

Commune · CHN

Chengde Shì

China

DwaCold, dry winter, hot summer(93 %)

Species observed

356

Observations

577

Area

499,4km²

Ecological tissue

Sample of 42 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 Chengde Shì : 35 espèces reliées par 54 interactions GloBI sur 5 types (connectance 6.3%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
42
Interactions affichées
54
Connectance
0.063
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

356 distinct species · 577 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

577 obs · 12 cellules
Obs. / cellule
≥ 208
159–207
27–158
10–26
< 10

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

Climate

Mean T°

8,7°C

Annual rain

525mm

Warmest m°

28,0°C

Coldest m°

-14,6°C

Elevation: 540 m on average (min 304 m, max 1 243 m)

Bioclimatic detailsExpert
Annual mean temp.
8,7°C
Annual rain
525mm
Warmest month
28,0°C
Coldest month
-14,6°C
Mean alt.
540m
Min
304m
Max
1 243m
Std. dev.
174m
Köppen-Geiger (dominant)
DwaCold, dry winter, hot summer(93 %)Cold

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

Soil & lithology

pH H₂O

7,5

Org. C

20,1g/kg

Clay

15,2%

Sand

41,1%

Silt

43,7%

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
7,4
Org. C
29,5g/kg
Clay
14,1%
Sand
41,9%
Silt
44,0%
5–15 cm
pH H₂O
7,5
Org. C
17,3g/kg
Clay
15,3%
Sand
41,3%
Silt
43,4%
15–30 cm
pH H₂O
7,5
Org. C
13,6g/kg
Clay
16,1%
Sand
40,2%
Silt
43,7%

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

Land cover

Forest31.9%
Crops12.0%
Built-up3.0%
Bare soil1.2%
Other (grassland, water…)51.9%

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

Hydrology6 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

83,5km

Basins crossed

6

Max stream order

6

Max drainage

29 445km²

Discharge in basins

17,4m³/s

Mean precip.

548mm/an

Mean T°

7,0°C

Moisture idx

-0,43

Max snow

1%

Mean runoff

90mm/an

Mean elev. (basins)

686m

Watersheds crossing here

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

Human pressure

Pop. density

9hab/km²

Night light

4,4nW

Built-up

305,3%

Pesticides

79,1kg/km²

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