Ontologia

Commune · CHN

Yongnian

China

BSkArid, steppe, cold(90 %)

Species observed

28

Observations

60

Area

876,4km²

Ecological tissue

Sample of 5 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 Yongnian : 4 espèces reliées par 5 interactions GloBI sur 2 types (connectance 33.3%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
6
Interactions affichées
5
Connectance
0.333
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

28 distinct species · 60 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

60 obs · 8 cellules
Obs. / cellule
≥ 13
13–12
12–12
11–11
< 11

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

Climate

Mean T°

14,5°C

Annual rain

525mm

Warmest m°

32,0°C

Coldest m°

-6,0°C

Elevation: 57 m on average (min 38 m, max 253 m)

Bioclimatic detailsExpert
Annual mean temp.
14,5°C
Annual rain
525mm
Warmest month
32,0°C
Coldest month
-6,0°C
Mean alt.
57m
Min
38m
Max
253m
Std. dev.
30m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(90 %)Arid

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

Soil & lithology

pH H₂O

8,0

Org. C

8,7g/kg

Clay

22,9%

Sand

30,7%

Silt

46,4%

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

Dominant lithology: scGLiMaggregated to Handan

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,9
Org. C
10,6g/kg
Clay
21,7%
Sand
31,4%
Silt
46,9%
5–15 cm
pH H₂O
8,0
Org. C
8,9g/kg
Clay
23,0%
Sand
30,6%
Silt
46,3%
15–30 cm
pH H₂O
8,0
Org. C
6,6g/kg
Clay
23,9%
Sand
30,1%
Silt
46,0%

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

Land cover

Forest3.3%
Crops59.8%
Built-up6.4%
Bare soil3.7%
Other (grassland, water…)26.8%

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

Hydrology10 basins · 1 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

90,1km

Lake surface here

0,14km²

Basins crossed

10

Max stream order

4

Max drainage

7 667km²

Discharge in basins

7,0m³/s

Mean precip.

538mm/an

Mean T°

13,5°C

Moisture idx

-0,54

Max snow

2%

Mean runoff

32mm/an

Mean elev. (basins)

76m

Watersheds crossing here

1 more basins

Lakes (1, top by area)

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

Human pressure

Pop. density

8hab/km²

Night light

2,1nW

Built-up

637,9%

Pesticides

72,3kg/km²

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