Ontologia

Commune · CHN

Daxian

China

CwaTemperate, dry winter, hot summer(100 %)

Species observed

59

Observations

68

Area

282,4km²

Ecological tissue

Sample of 20 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 Daxian : 20 espèces reliées par 15 interactions GloBI sur 3 types (connectance 7.9%, filtre Serrano α=0.2).

Espèces affichées
20
Interactions affichées
15
Connectance
0.079
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

59 distinct species · 68 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

68 obs · 6 cellules
Obs. / cellule
≥ 39
39–38
21–38
3–20
< 3

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

Climate

Mean T°

17,5°C

Annual rain

1 403mm

Warmest m°

30,5°C

Coldest m°

2,2°C

Elevation: 429 m on average (min 292 m, max 827 m)

Bioclimatic detailsExpert
Annual mean temp.
17,5°C
Annual rain
1 403mm
Warmest month
30,5°C
Coldest month
2,2°C
Mean alt.
429m
Min
292m
Max
827m
Std. dev.
113m
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

6,2

Org. C

24,9g/kg

Clay

27,4%

Sand

30,4%

Silt

42,3%

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

Dominant lithology: ssGLiMaggregated to Dazhou

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
42,8g/kg
Clay
27,1%
Sand
30,8%
Silt
42,2%
5–15 cm
pH H₂O
6,2
Org. C
17,1g/kg
Clay
26,8%
Sand
30,6%
Silt
42,6%
15–30 cm
pH H₂O
6,2
Org. C
14,8g/kg
Clay
28,3%
Sand
29,7%
Silt
42,1%

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

Land cover

Forest35.6%
Crops33.0%
Built-up3.0%
Bare soil1.2%
Other (grassland, water…)27.1%

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

Hydrology6 basins · 2 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

59,0km

Lake surface here

0,66km²

Basins crossed

6

Max stream order

6

Max drainage

19 508km²

Discharge in basins

119,1m³/s

Mean precip.

1 172mm/an

Mean T°

17,0°C

Moisture idx

0,05

Max snow

2%

Mean runoff

707mm/an

Mean elev. (basins)

477m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

20hab/km²

Night light

7,1nW

Built-up

304,4%

Pesticides

76,9kg/km²

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