Ontologia

Commune · CHN

Liyang

China

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

Species observed

701

Observations

1 659

Area

1 535,6km²

Ecological tissue

Sample of 26 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 Liyang : 19 espèces reliées par 28 interactions GloBI sur 4 types (connectance 8.0%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
27
Interactions affichées
28
Connectance
0.080
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

701 distinct species · 1 659 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 659 obs · 33 cellules
Obs. / cellule
≥ 488
121–487
18–120
4–17
< 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 236mm

Warmest m°

31,8°C

Coldest m°

-1,0°C

Elevation: 26 m on average (min -3 m, max 361 m)

Bioclimatic detailsExpert
Annual mean temp.
16,4°C
Annual rain
1 236mm
Warmest month
31,8°C
Coldest month
-1,0°C
Mean alt.
26m
Min
-3m
Max
361m
Std. dev.
39m
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

6,5

Org. C

17,3g/kg

Clay

37,3%

Sand

15,2%

Silt

47,4%

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

Dominant lithology: smGLiMaggregated to Changzhou

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
26,9g/kg
Clay
35,9%
Sand
15,5%
Silt
48,6%
5–15 cm
pH H₂O
6,5
Org. C
14,2g/kg
Clay
36,8%
Sand
15,6%
Silt
47,7%
15–30 cm
pH H₂O
6,7
Org. C
10,7g/kg
Clay
39,4%
Sand
14,6%
Silt
46,1%

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

Land cover

Forest17.9%
Crops40.5%
Built-up3.0%
Bare soil4.9%
Other (grassland, water…)33.6%

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

Hydrology10 basins · 37 lakes · 37 rivers

Hydrology metrics for this exact territory

Stream length here

340,5km

Lake surface here

42,34km²

Basins crossed

10

Max stream order

5

Max drainage

4 990km²

Discharge in basins

34,6m³/s

Mean precip.

1 145mm/an

Mean T°

15,7°C

Moisture idx

0,06

Max snow

3%

Mean runoff

442mm/an

Mean elev. (basins)

31m

Rivers / streams (37, ord ≥ 4)

25 more river segments

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

Human pressure

Pop. density

4hab/km²

Night light

3,2nW

Built-up

299,5%

Pesticides

77,4kg/km²

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