Ontologia

Commune · CHN

Yanyuan

China

CwbTemperate, dry winter, warm summer(83 %)

Species observed

1 296

Observations

3 136

Area

8 391,5km²

Ecological tissue

Sample of 13 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 Yanyuan : 10 espèces reliées par 10 interactions GloBI sur 2 types (connectance 12.8%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
13
Interactions affichées
10
Connectance
0.128
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

1 296 distinct species · 3 136 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 136 obs · 86 cellules
Obs. / cellule
≥ 2 044
31–2 043
7–30
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°

10,4°C

Annual rain

1 131mm

Warmest m°

19,1°C

Coldest m°

-3,4°C

Elevation: 2 757 m on average (min 1 249 m, max 4 118 m)

Bioclimatic detailsExpert
Annual mean temp.
10,4°C
Annual rain
1 131mm
Warmest month
19,1°C
Coldest month
-3,4°C
Mean alt.
2 757m
Min
1 249m
Max
4 118m
Std. dev.
517m
Köppen-Geiger (dominant)
CwbTemperate, dry winter, warm summer(83 %)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

43,9g/kg

Clay

24,6%

Sand

33,8%

Silt

41,5%

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

Dominant lithology: smGLiMaggregated to Liangshan Yi

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
61,5g/kg
Clay
23,7%
Sand
34,4%
Silt
41,9%
5–15 cm
pH H₂O
6,0
Org. C
41,3g/kg
Clay
24,4%
Sand
33,9%
Silt
41,7%
15–30 cm
pH H₂O
6,0
Org. C
29,0g/kg
Clay
25,8%
Sand
33,2%
Silt
41,0%

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

Land cover

Forest50.8%
Crops12.8%
Built-up0.1%
Bare soil1.8%
Other (grassland, water…)34.5%

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

Hydrology23 basins · 18 lakes · 9 rivers

Hydrology metrics for this exact territory

Stream length here

769,9km

Lake surface here

33,36km²

Basins crossed

23

Max stream order

7

Max drainage

113 517km²

Discharge in basins

3 209,5m³/s

Mean precip.

990mm/an

Mean T°

11,0°C

Moisture idx

-0,10

Max snow

4%

Mean runoff

466mm/an

Mean elev. (basins)

2 779m

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

4,8%

Pesticides

82,3kg/km²

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