Ontologia

Commune · CHN

Feng

China

CwaTemperate, dry winter, hot summer(100 %)

Species observed

57

Observations

90

Area

1 443,5km²

Ecological tissue

Sample of 14 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 Feng : 14 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 11 interactions GloBI sur 2 types (connectance 12.1%, filtre Serrano α=0.2).

Espèces affichées
14
Interactions affichées
11
Connectance
0.121
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

57 distinct species · 90 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

90 obs · 7 cellules
Obs. / cellule
≥ 64
64–63
2–63
1–1
< 1

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

Climate

Mean T°

14,8°C

Annual rain

755mm

Warmest m°

31,0°C

Coldest m°

-4,3°C

Elevation: 41 m on average (min 35 m, max 48 m)

Bioclimatic detailsExpert
Annual mean temp.
14,8°C
Annual rain
755mm
Warmest month
31,0°C
Coldest month
-4,3°C
Mean alt.
41m
Min
35m
Max
48m
Std. dev.
3m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, 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

8,0

Org. C

6,2g/kg

Clay

27,8%

Sand

18,1%

Silt

54,1%

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

Dominant lithology: suGLiMaggregated to Xuzhou

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,0
Org. C
8,2g/kg
Clay
28,4%
Sand
17,9%
Silt
53,7%
5–15 cm
pH H₂O
8,0
Org. C
5,8g/kg
Clay
28,4%
Sand
17,9%
Silt
53,7%
15–30 cm
pH H₂O
7,9
Org. C
4,6g/kg
Clay
26,5%
Sand
18,6%
Silt
54,8%

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

Land cover

Forest5.2%
Crops61.5%
Built-up4.1%
Bare soil2.0%
Other (grassland, water…)27.3%

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

Hydrology6 basins · 3 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

158,2km

Lake surface here

1,58km²

Basins crossed

6

Max stream order

3

Max drainage

22 404km²

Discharge in basins

15,0m³/s

Mean precip.

729mm/an

Mean T°

14,5°C

Moisture idx

-0,38

Max snow

3%

Mean runoff

112mm/an

Mean elev. (basins)

44m

Watersheds crossing here

Lakes (3, top by area)

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

Human pressure

Pop. density

5hab/km²

Night light

1,8nW

Built-up

406,6%

Pesticides

74,6kg/km²

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