Ontologia

Commune · CHN

Zhangqiu

China

DwaCold, dry winter, hot summer(100 %)

Species observed

236

Observations

365

Area

1 732,8km²

Ecological tissue

Sample of 40 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 Zhangqiu : 31 espèces reliées par 58 interactions GloBI sur 5 types (connectance 7.4%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
58
Connectance
0.074
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

236 distinct species · 365 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

365 obs · 42 cellules
Obs. / cellule
≥ 64
30–63
5–29
2–4
< 2

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

Climate

Mean T°

13,1°C

Annual rain

664mm

Warmest m°

30,5°C

Coldest m°

-7,0°C

Elevation: 178 m on average (min 17 m, max 741 m)

Bioclimatic detailsExpert
Annual mean temp.
13,1°C
Annual rain
664mm
Warmest month
30,5°C
Coldest month
-7,0°C
Mean alt.
178m
Min
17m
Max
741m
Std. dev.
182m
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

7,5

Org. C

10,6g/kg

Clay

24,2%

Sand

27,8%

Silt

47,9%

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

Dominant lithology: scGLiMaggregated to Jinan

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,4
Org. C
14,9g/kg
Clay
22,3%
Sand
29,2%
Silt
48,6%
5–15 cm
pH H₂O
7,5
Org. C
9,8g/kg
Clay
22,8%
Sand
28,5%
Silt
48,7%
15–30 cm
pH H₂O
7,5
Org. C
7,0g/kg
Clay
27,6%
Sand
25,8%
Silt
46,6%

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

Land cover

Forest8.3%
Crops47.4%
Built-up4.4%
Bare soil2.1%
Other (grassland, water…)37.9%

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

Hydrology8 basins · 7 lakes · 14 rivers

Hydrology metrics for this exact territory

Stream length here

264,3km

Lake surface here

4,32km²

Basins crossed

8

Max stream order

8

Max drainage

761 253km²

Discharge in basins

73,4m³/s

Mean precip.

650mm/an

Mean T°

13,2°C

Moisture idx

-0,42

Max snow

1%

Mean runoff

120mm/an

Mean elev. (basins)

184m

Watersheds crossing here

Lakes (7, top by area)

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

Human pressure

Pop. density

4hab/km²

Night light

2,7nW

Built-up

436,2%

Pesticides

78,5kg/km²

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