Ontologia

Commune · CHN

Yilong

China

CwaTemperate, dry winter, hot summer(100 %)

Species observed

43

Observations

59

Area

1 722,9km²

Ecological tissue

Sample of 15 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 Yilong : 13 espèces reliées par 13 interactions GloBI sur 4 types (connectance 12.4%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
15
Interactions affichées
13
Connectance
0.124
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

43 distinct species · 59 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

59 obs · 8 cellules
Obs. / cellule
≥ 48
48–47
2–47
2–1
< 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 379mm

Warmest m°

29,9°C

Coldest m°

1,7°C

Elevation: 454 m on average (min 324 m, max 640 m)

Bioclimatic detailsExpert
Annual mean temp.
17,1°C
Annual rain
1 379mm
Warmest month
29,9°C
Coldest month
1,7°C
Mean alt.
454m
Min
324m
Max
640m
Std. dev.
54m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, 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

6,7

Org. C

19,8g/kg

Clay

29,9%

Sand

26,5%

Silt

43,6%

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

Dominant lithology: ssGLiMaggregated to Nanchong

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,7
Org. C
35,2g/kg
Clay
30,0%
Sand
26,5%
Silt
43,5%
5–15 cm
pH H₂O
6,7
Org. C
13,6g/kg
Clay
30,1%
Sand
26,5%
Silt
43,4%
15–30 cm
pH H₂O
6,7
Org. C
10,7g/kg
Clay
29,7%
Sand
26,3%
Silt
44,0%

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

Land cover

Forest38.4%
Crops43.2%
Built-up0.6%
Bare soil0.6%
Other (grassland, water…)17.2%

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

Hydrology10 basins · 2 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

242,3km

Lake surface here

2,46km²

Basins crossed

10

Max stream order

7

Max drainage

71 015km²

Discharge in basins

141,8m³/s

Mean precip.

1 099mm/an

Mean T°

16,8°C

Moisture idx

0,00

Max snow

4%

Mean runoff

601mm/an

Mean elev. (basins)

472m

Watersheds crossing here

1 more basins

Lakes (2, top by area)

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

Human pressure

Pop. density

4hab/km²

Night light

0,3nW

Built-up

62,4%

Pesticides

77,6kg/km²

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