Ontologia

Commune · CHN

Songyang

China

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

Species observed

546

Observations

2 374

Area

1 420km²

Ecological tissue

Sample of 33 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 Songyang : 29 espèces reliées par 27 interactions GloBI sur 3 types (connectance 5.1%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
27
Connectance
0.051
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

546 distinct species · 2 374 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 374 obs · 29 cellules
Obs. / cellule
≥ 693
350–692
54–349
19–53
< 19

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

Climate

Mean T°

16,7°C

Annual rain

1 992mm

Warmest m°

31,4°C

Coldest m°

0,7°C

Elevation: 528 m on average (min 80 m, max 1 258 m)

Bioclimatic detailsExpert
Annual mean temp.
16,7°C
Annual rain
1 992mm
Warmest month
31,4°C
Coldest month
0,7°C
Mean alt.
528m
Min
80m
Max
1 258m
Std. dev.
264m
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

5,4

Org. C

33,4g/kg

Clay

26,9%

Sand

33,5%

Silt

39,6%

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

Dominant lithology: vaGLiMaggregated to Lishui

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
52,7g/kg
Clay
26,6%
Sand
33,9%
Silt
39,5%
5–15 cm
pH H₂O
5,4
Org. C
29,2g/kg
Clay
26,6%
Sand
33,5%
Silt
39,9%
15–30 cm
pH H₂O
5,4
Org. C
18,4g/kg
Clay
27,5%
Sand
33,2%
Silt
39,3%

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

Land cover

Forest71.5%
Crops7.0%
Built-up0.6%
Bare soil0.5%
Other (grassland, water…)20.4%

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

Hydrology4 basins · 2 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

228,9km

Lake surface here

0,46km²

Basins crossed

4

Max stream order

5

Max drainage

7 217km²

Discharge in basins

48,0m³/s

Mean precip.

1 680mm/an

Mean T°

16,0°C

Moisture idx

0,34

Mean runoff

801mm/an

Mean elev. (basins)

560m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,6nW

Built-up

61,8%

Pesticides

75,7kg/km²

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