Ontologia

Commune · CHN

Youxi

China

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

Species observed

656

Observations

1 293

Area

3 397,5km²

Ecological tissue

Sample of 39 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 Youxi : 35 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 35 interactions GloBI sur 5 types (connectance 4.7%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
35
Connectance
0.047
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

656 distinct species · 1 293 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 293 obs · 40 cellules
Obs. / cellule
≥ 718
102–717
7–101
3–6
< 3

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

Climate

Mean T°

18,6°C

Annual rain

1 759mm

Warmest m°

31,8°C

Coldest m°

4,0°C

Elevation: 558 m on average (min 81 m, max 1 254 m)

Bioclimatic detailsExpert
Annual mean temp.
18,6°C
Annual rain
1 759mm
Warmest month
31,8°C
Coldest month
4,0°C
Mean alt.
558m
Min
81m
Max
1 254m
Std. dev.
241m
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

5,5

Org. C

27,1g/kg

Clay

28,7%

Sand

33,3%

Silt

38,0%

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

Dominant lithology: ssGLiMaggregated to Sanming

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
41,9g/kg
Clay
27,8%
Sand
34,2%
Silt
38,1%
5–15 cm
pH H₂O
5,5
Org. C
24,0g/kg
Clay
27,9%
Sand
33,6%
Silt
38,5%
15–30 cm
pH H₂O
5,5
Org. C
15,5g/kg
Clay
30,3%
Sand
32,1%
Silt
37,6%

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

Land cover

Forest73.0%
Crops6.5%
Built-up0.3%
Bare soil0.5%
Other (grassland, water…)19.8%

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

Hydrology17 basins · 4 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

262,4km

Lake surface here

13,76km²

Basins crossed

17

Max stream order

5

Max drainage

50 572km²

Discharge in basins

2 060,9m³/s

Mean precip.

1 634mm/an

Mean T°

18,2°C

Moisture idx

0,28

Mean runoff

856mm/an

Mean elev. (basins)

543m

Watersheds crossing here

8 more basins

Lakes (4, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,3nW

Built-up

25,7%

Pesticides

69,3kg/km²

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