Ontologia

Commune · CHN

Dayu

China

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

Species observed

1 191

Observations

5 047

Area

1 367,1km²

Ecological tissue

Sample of 2 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 Dayu : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).

Espèces affichées
2
Interactions affichées
1
Connectance
1.000
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

1 191 distinct species · 5 047 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

5 047 obs · 11 cellules
Obs. / cellule
≥ 4 983
16–4 982
8–15
7–7
< 7

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

Climate

Mean T°

18,8°C

Annual rain

1 857mm

Warmest m°

31,5°C

Coldest m°

3,3°C

Elevation: 388 m on average (min 136 m, max 1 081 m)

Bioclimatic detailsExpert
Annual mean temp.
18,8°C
Annual rain
1 857mm
Warmest month
31,5°C
Coldest month
3,3°C
Mean alt.
388m
Min
136m
Max
1 081m
Std. dev.
185m
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

24,8g/kg

Clay

27,7%

Sand

40,9%

Silt

31,4%

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

Dominant lithology: ssGLiMaggregated to Ganzhou

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
38,5g/kg
Clay
27,5%
Sand
40,8%
Silt
31,7%
5–15 cm
pH H₂O
5,5
Org. C
21,2g/kg
Clay
27,2%
Sand
41,3%
Silt
31,5%
15–30 cm
pH H₂O
5,5
Org. C
14,6g/kg
Clay
28,4%
Sand
40,5%
Silt
31,1%

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

Land cover

Forest65.4%
Crops9.5%
Built-up0.8%
Bare soil0.7%
Other (grassland, water…)23.7%

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

Hydrology5 basins · 5 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

311,4km

Lake surface here

9,84km²

Basins crossed

5

Max stream order

4

Max drainage

5 261km²

Discharge in basins

37,7m³/s

Mean precip.

1 596mm/an

Mean T°

18,6°C

Moisture idx

0,24

Mean runoff

865mm/an

Mean elev. (basins)

361m

Watersheds crossing here

Lakes (5, top by area)

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

Human pressure

Pop. density

2hab/km²

Night light

0,3nW

Built-up

81,1%

Pesticides

74,4kg/km²

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