Ontologia

Commune · CHN

Yanshan

China

DwaCold, dry winter, hot summer(100 %)

Species observed

13

Observations

15

Area

800,1km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 6 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 Yanshan : 6 espèces reliées par 4 interactions GloBI sur 1 type (connectance 26.7%, filtre Serrano α=0.2).

Espèces affichées
6
Interactions affichées
4
Connectance
0.267
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

13 distinct species · 15 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

15 obs · 3 cellules
Obs. / cellule
≥ 13
13–12
13–12
1–12
< 1

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

Climate

Mean T°

13,6°C

Annual rain

562mm

Warmest m°

31,5°C

Coldest m°

-7,0°C

Elevation: 9 m on average (min 5 m, max 12 m)

Bioclimatic detailsExpert
Annual mean temp.
13,6°C
Annual rain
562mm
Warmest month
31,5°C
Coldest month
-7,0°C
Mean alt.
9m
Min
5m
Max
12m
Std. dev.
2m
Köppen-Geiger (dominant)
DwaCold, dry winter, hot summer(100 %)Cold

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

7,6g/kg

Clay

29,1%

Sand

19,2%

Silt

51,7%

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

Dominant lithology: suGLiMaggregated to Cangzhou

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,0
Org. C
10,3g/kg
Clay
28,7%
Sand
19,6%
Silt
51,7%
5–15 cm
pH H₂O
8,1
Org. C
5,8g/kg
Clay
29,5%
Sand
19,1%
Silt
51,4%
15–30 cm
pH H₂O
8,1
Org. C
6,8g/kg
Clay
29,3%
Sand
18,8%
Silt
51,9%

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

Land cover

Forest3.7%
Crops64.6%
Built-up3.9%
Bare soil3.1%
Other (grassland, water…)24.6%

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

Hydrology2 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

132,9km

Basins crossed

2

Max stream order

4

Max drainage

2 354km²

Discharge in basins

0,7m³/s

Mean precip.

540mm/an

Mean T°

13,1°C

Moisture idx

-0,51

Max snow

1%

Mean runoff

27mm/an

Mean elev. (basins)

12m

Watersheds crossing here

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

Human pressure

Pop. density

4hab/km²

Night light

1,3nW

Built-up

391,8%

Pesticides

69,3kg/km²

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