Ontologia

Commune · CHN

Changshan

China

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

Species observed

177

Observations

260

Area

1 073,4km²

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 Changshan : 34 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 28 interactions GloBI sur 5 types (connectance 4.4%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
28
Connectance
0.044
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Species present

177 distinct species · 260 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

260 obs · 18 cellules
Obs. / cellule
≥ 109
76–108
9–75
7–8
< 7

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

Climate

Mean T°

17,5°C

Annual rain

2 048mm

Warmest m°

32,2°C

Coldest m°

1,1°C

Elevation: 267 m on average (min 72 m, max 1 144 m)

Bioclimatic detailsExpert
Annual mean temp.
17,5°C
Annual rain
2 048mm
Warmest month
32,2°C
Coldest month
1,1°C
Mean alt.
267m
Min
72m
Max
1 144m
Std. dev.
187m
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

5,3

Org. C

23,6g/kg

Clay

27,1%

Sand

32,9%

Silt

40,0%

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

Dominant lithology: smGLiMaggregated to Quzhou

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
35,4g/kg
Clay
26,6%
Sand
33,4%
Silt
40,0%
5–15 cm
pH H₂O
5,3
Org. C
21,9g/kg
Clay
26,7%
Sand
33,1%
Silt
40,2%
15–30 cm
pH H₂O
5,3
Org. C
13,6g/kg
Clay
28,0%
Sand
32,3%
Silt
39,7%

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

Land cover

Forest59.8%
Crops13.1%
Built-up1.1%
Bare soil0.9%
Other (grassland, water…)25.0%

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

Hydrology12 basins · 3 lakes · 13 rivers

Hydrology metrics for this exact territory

Stream length here

268,6km

Lake surface here

1,28km²

Basins crossed

12

Max stream order

5

Max drainage

9 565km²

Discharge in basins

111,8m³/s

Mean precip.

1 748mm/an

Mean T°

16,6°C

Moisture idx

0,36

Mean runoff

1 048mm/an

Mean elev. (basins)

284m

Watersheds crossing here

3 more basins

Lakes (3, top by area)

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

Human pressure

Pop. density

2hab/km²

Night light

1,1nW

Built-up

113,7%

Pesticides

78,5kg/km²

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