Ontologia

Commune · CHN

Youyang

China

CfaTemperate, no dry season, hot summer(99 %)

Species observed

578

Observations

1 136

Area

5 140km²

Ecological tissue

Sample of 9 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 Youyang : 9 espèces reliées par 6 interactions GloBI sur 3 types (connectance 16.7%, filtre Serrano α=0.2).

Espèces affichées
9
Interactions affichées
6
Connectance
0.167
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

578 distinct species · 1 136 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 136 obs · 25 cellules
Obs. / cellule
≥ 739
19–738
4–18
2–3
< 2

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

Climate

Mean T°

15,0°C

Annual rain

1 417mm

Warmest m°

27,7°C

Coldest m°

-0,4°C

Elevation: 780 m on average (min 336 m, max 1 805 m)

Bioclimatic detailsExpert
Annual mean temp.
15,0°C
Annual rain
1 417mm
Warmest month
27,7°C
Coldest month
-0,4°C
Mean alt.
780m
Min
336m
Max
1 805m
Std. dev.
248m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(99 %)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

30,3g/kg

Clay

29,9%

Sand

23,5%

Silt

46,7%

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

Dominant lithology: scGLiMaggregated to Chongqing

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
46,9g/kg
Clay
29,6%
Sand
23,9%
Silt
46,5%
5–15 cm
pH H₂O
5,8
Org. C
26,4g/kg
Clay
29,7%
Sand
23,4%
Silt
46,8%
15–30 cm
pH H₂O
5,9
Org. C
17,6g/kg
Clay
30,2%
Sand
23,2%
Silt
46,6%

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

Land cover

Forest63.6%
Crops9.8%
Built-up0.2%
Bare soil0.5%
Other (grassland, water…)25.8%

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

Hydrology17 basins · 2 lakes · 10 rivers

Hydrology metrics for this exact territory

Stream length here

635,8km

Lake surface here

0,40km²

Basins crossed

17

Max stream order

6

Max drainage

67 034km²

Discharge in basins

1 802,5m³/s

Mean precip.

1 351mm/an

Mean T°

14,9°C

Moisture idx

0,20

Max snow

5%

Mean runoff

674mm/an

Mean elev. (basins)

778m

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

Human pressure

Pop. density

1hab/km²

Night light

0,1nW

Built-up

20,4%

Pesticides

83,5kg/km²

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