Ontologia

Commune · CHN

Chenxi

China

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

Species observed

112

Observations

220

Area

1 987,9km²

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 Chenxi : 10 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 15 interactions GloBI sur 2 types (connectance 12.5%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
16
Interactions affichées
15
Connectance
0.125
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

112 distinct species · 220 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

220 obs · 10 cellules
Obs. / cellule
≥ 186
186–185
5–185
2–4
< 2

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

Climate

Mean T°

17,1°C

Annual rain

1 504mm

Warmest m°

30,9°C

Coldest m°

1,1°C

Elevation: 321 m on average (min 115 m, max 1 071 m)

Bioclimatic detailsExpert
Annual mean temp.
17,1°C
Annual rain
1 504mm
Warmest month
30,9°C
Coldest month
1,1°C
Mean alt.
321m
Min
115m
Max
1 071m
Std. dev.
170m
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

6,0

Org. C

27,9g/kg

Clay

28,1%

Sand

28,8%

Silt

43,1%

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

Dominant lithology: smGLiMaggregated to Huaihua

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
45,1g/kg
Clay
27,8%
Sand
29,0%
Silt
43,2%
5–15 cm
pH H₂O
6,0
Org. C
23,6g/kg
Clay
27,7%
Sand
28,9%
Silt
43,4%
15–30 cm
pH H₂O
6,0
Org. C
14,9g/kg
Clay
28,7%
Sand
28,5%
Silt
42,8%

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

Land cover

Forest60.7%
Crops12.2%
Built-up0.2%
Bare soil0.8%
Other (grassland, water…)26.0%

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

Hydrology9 basins · 3 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

216,5km

Lake surface here

28,38km²

Basins crossed

9

Max stream order

7

Max drainage

55 177km²

Discharge in basins

2 140,7m³/s

Mean precip.

1 376mm/an

Mean T°

16,5°C

Moisture idx

0,17

Max snow

3%

Mean runoff

708mm/an

Mean elev. (basins)

344m

Watersheds crossing here

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

0,1nW

Built-up

24,3%

Pesticides

80,0kg/km²

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