Ontologia

Commune · CHN

Changfeng

China

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

Species observed

220

Observations

901

Area

2 373,1km²

Ecological tissue

Sample of 36 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 Changfeng : 28 espèces reliées par 57 interactions GloBI sur 5 types (connectance 8.6%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
57
Connectance
0.086
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

220 distinct species · 901 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

901 obs · 46 cellules
Obs. / cellule
≥ 359
47–358
8–46
3–7
< 3

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

Climate

Mean T°

15,9°C

Annual rain

1 037mm

Warmest m°

31,3°C

Coldest m°

-1,9°C

Elevation: 45 m on average (min 15 m, max 94 m)

Bioclimatic detailsExpert
Annual mean temp.
15,9°C
Annual rain
1 037mm
Warmest month
31,3°C
Coldest month
-1,9°C
Mean alt.
45m
Min
15m
Max
94m
Std. dev.
16m
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

6,9

Org. C

11,0g/kg

Clay

27,5%

Sand

19,2%

Silt

53,3%

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

Dominant lithology: suGLiMaggregated to Hefei

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,8
Org. C
15,9g/kg
Clay
26,1%
Sand
19,6%
Silt
54,3%
5–15 cm
pH H₂O
6,9
Org. C
10,6g/kg
Clay
26,4%
Sand
19,6%
Silt
54,0%
15–30 cm
pH H₂O
7,0
Org. C
6,6g/kg
Clay
29,9%
Sand
18,4%
Silt
51,7%

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

Land cover

Forest5.9%
Crops63.4%
Built-up2.1%
Bare soil2.3%
Other (grassland, water…)26.3%

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

Hydrology14 basins · 50 lakes · 15 rivers

Hydrology metrics for this exact territory

Stream length here

317,3km

Lake surface here

97,22km²

Basins crossed

14

Max stream order

5

Max drainage

97 333km²

Discharge in basins

53,1m³/s

Mean precip.

878mm/an

Mean T°

15,7°C

Moisture idx

-0,21

Max snow

6%

Mean runoff

300mm/an

Mean elev. (basins)

45m

Lakes (50, top by area)

41 more lakes

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

Human pressure

Pop. density

3hab/km²

Night light

3,4nW

Built-up

215,4%

Pesticides

74,4kg/km²

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