Ontologia

Commune · CHN

Beizhen

China

DwaCold, dry winter, hot summer(100 %)

Species observed

123

Observations

216

Area

1 685,2km²

Ecological tissue

Sample of 41 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 Beizhen : 36 espèces reliées par 46 interactions GloBI sur 3 types (connectance 5.6%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
46
Connectance
0.056
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

123 distinct species · 216 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

216 obs · 28 cellules
Obs. / cellule
≥ 86
16–85
4–15
2–3
< 2

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

Climate

Mean T°

9,1°C

Annual rain

601mm

Warmest m°

28,5°C

Coldest m°

-15,1°C

Elevation: 76 m on average (min 4 m, max 711 m)

Bioclimatic detailsExpert
Annual mean temp.
9,1°C
Annual rain
601mm
Warmest month
28,5°C
Coldest month
-15,1°C
Mean alt.
76m
Min
4m
Max
711m
Std. dev.
110m
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

7,7

Org. C

14,0g/kg

Clay

24,6%

Sand

40,4%

Silt

35,0%

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

Dominant lithology: smGLiMaggregated to Jinzhou

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,6
Org. C
20,5g/kg
Clay
23,5%
Sand
41,0%
Silt
35,5%
5–15 cm
pH H₂O
7,7
Org. C
12,3g/kg
Clay
24,6%
Sand
40,4%
Silt
35,1%
15–30 cm
pH H₂O
7,7
Org. C
9,2g/kg
Clay
25,7%
Sand
39,7%
Silt
34,6%

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

Land cover

Forest13.1%
Crops46.6%
Built-up2.2%
Bare soil2.6%
Other (grassland, water…)35.4%

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

Hydrology10 basins · 3 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

197,3km

Lake surface here

1,82km²

Basins crossed

10

Max stream order

4

Max drainage

23 443km²

Discharge in basins

9,5m³/s

Mean precip.

577mm/an

Mean T°

8,8°C

Moisture idx

-0,38

Max snow

3%

Mean runoff

77mm/an

Mean elev. (basins)

79m

Watersheds crossing here

1 more basins

Lakes (3, top by area)

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

Human pressure

Pop. density

2hab/km²

Night light

0,5nW

Built-up

223,0%

Pesticides

76,6kg/km²

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