Ontologia

Commune · CHN

Xiangtan Shì

China

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

Species observed

91

Observations

283

Area

276,8km²

Ecological tissue

Sample of 37 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 Xiangtan Shì : 37 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 25 interactions GloBI sur 3 types (connectance 3.8%, filtre Serrano α=0.2).

Espèces affichées
37
Interactions affichées
25
Connectance
0.037
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

91 distinct species · 283 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

283 obs · 8 cellules
Obs. / cellule
≥ 146
146–145
31–145
27–30
< 27

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

Climate

Mean T°

18,4°C

Annual rain

1 767mm

Warmest m°

33,1°C

Coldest m°

2,2°C

Elevation: 59 m on average (min 31 m, max 150 m)

Bioclimatic detailsExpert
Annual mean temp.
18,4°C
Annual rain
1 767mm
Warmest month
33,1°C
Coldest month
2,2°C
Mean alt.
59m
Min
31m
Max
150m
Std. dev.
23m
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

5,8

Org. C

22,4g/kg

Clay

31,7%

Sand

24,8%

Silt

43,5%

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

Dominant lithology: smGLiMaggregated to Xiangtan

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
38,3g/kg
Clay
32,0%
Sand
24,8%
Silt
43,1%
5–15 cm
pH H₂O
5,8
Org. C
16,8g/kg
Clay
31,6%
Sand
24,7%
Silt
43,8%
15–30 cm
pH H₂O
5,8
Org. C
12,3g/kg
Clay
31,5%
Sand
24,8%
Silt
43,7%

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

Land cover

Forest19.8%
Crops12.1%
Built-up9.5%
Bare soil1.3%
Other (grassland, water…)57.4%

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

Hydrology7 basins · 5 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

39,1km

Lake surface here

0,96km²

Basins crossed

7

Max stream order

7

Max drainage

83 497km²

Discharge in basins

3 223,9m³/s

Mean precip.

1 482mm/an

Mean T°

17,8°C

Moisture idx

0,22

Max snow

2%

Mean runoff

836mm/an

Mean elev. (basins)

65m

Watersheds crossing here

Lakes (5, top by area)

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

Human pressure

Pop. density

19hab/km²

Night light

10,7nW

Built-up

949,4%

Pesticides

73,9kg/km²

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