Ontologia

Prefecture City · CHN

Chizhou

China

CfaTemperate, no dry season, hot summer(100 %)

Species observed

1 329

Observations

4 598

Area

8 463,5km²

Ecological tissue

Sample of 32 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 Chizhou : 25 espèces dont 4 patrimoniales (LR IUCN CR/EN/VU) reliées par 47 interactions GloBI sur 3 types (connectance 9.5%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
47
Connectance
0.095
Patrimoniales
4
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

1 329 distinct species · 4 598 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 598 obs · 121 cellules
Obs. / cellule
≥ 542
88–541
13–87
4–12
< 4

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

Climate

Mean T°

16,4°C

Annual rain

1 961mm

Warmest m°

31,6°C

Coldest m°

-0,5°C

Elevation: 184 m on average (min 6 m, max 1 364 m)

Bioclimatic detailsExpert
Annual mean temp.
16,4°C
Annual rain
1 961mm
Warmest month
31,6°C
Coldest month
-0,5°C
Mean alt.
184m
Min
6m
Max
1 364m
Std. dev.
186m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(100 %)Temperate

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

Soil & lithology

pH H₂O

5,9

Org. C

23,9g/kg

Clay

32,2%

Sand

23,8%

Silt

44,0%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
38,6g/kg
Clay
31,7%
Sand
23,7%
Silt
44,6%
5–15 cm
pH H₂O
5,8
Org. C
20,6g/kg
Clay
32,0%
Sand
24,1%
Silt
43,9%
15–30 cm
pH H₂O
5,9
Org. C
12,6g/kg
Clay
33,0%
Sand
23,4%
Silt
43,6%

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

Land cover

Forest55.1%
Crops15.3%
Built-up0.8%
Bare soil0.9%
Other (grassland, water…)27.8%

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

Hydrology27 basins · 50 lakes · 47 rivers

Hydrology metrics for this exact territory

Stream length here

1 584,0km

Lake surface here

143,17km²

Basins crossed

27

Max stream order

9

Max drainage

1 680 152km²

Discharge in basins

106 065,8m³/s

Mean precip.

1 463mm/an

Mean T°

16,1°C

Moisture idx

0,26

Max snow

5%

Mean runoff

1 029mm/an

Mean elev. (basins)

184m

Watersheds crossing here

18 more basins

Lakes (50, top by area)

41 more lakes

Rivers / streams (47, ord ≥ 4)

35 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

0,5nW

Built-up

78,1%

Pesticides

71,4kg/km²

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

Protected areas1

IUCN Ia · 1

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN

Sub-administrations4