Ontologia

Commune · CHN

Xiajiang

China

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

Species observed

67

Observations

148

Area

1 301,2km²

Ecological tissue

Sample of 24 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 Xiajiang : 21 espèces reliées par 27 interactions GloBI sur 2 types (connectance 9.0%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
27
Connectance
0.090
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

67 distinct species · 148 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

148 obs · 10 cellules
Obs. / cellule
≥ 117
117–116
5–116
2–4
< 2

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

2 003mm

Warmest m°

33,3°C

Coldest m°

2,5°C

Elevation: 112 m on average (min 34 m, max 443 m)

Bioclimatic detailsExpert
Annual mean temp.
18,8°C
Annual rain
2 003mm
Warmest month
33,3°C
Coldest month
2,5°C
Mean alt.
112m
Min
34m
Max
443m
Std. dev.
63m
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

5,6

Org. C

16,7g/kg

Clay

26,6%

Sand

29,1%

Silt

44,2%

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

Dominant lithology: ssGLiMaggregated to Ji'an

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
23,7g/kg
Clay
26,1%
Sand
29,5%
Silt
44,4%
5–15 cm
pH H₂O
5,6
Org. C
15,6g/kg
Clay
26,3%
Sand
29,2%
Silt
44,5%
15–30 cm
pH H₂O
5,6
Org. C
10,8g/kg
Clay
27,5%
Sand
28,7%
Silt
43,8%

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

Land cover

Forest54.5%
Crops21.3%
Built-up0.6%
Bare soil1.2%
Other (grassland, water…)22.3%

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

Hydrology8 basins · 6 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

247,2km

Lake surface here

4,15km²

Basins crossed

8

Max stream order

7

Max drainage

63 407km²

Discharge in basins

1 231,1m³/s

Mean precip.

1 439mm/an

Mean T°

18,2°C

Moisture idx

0,17

Mean runoff

964mm/an

Mean elev. (basins)

127m

Watersheds crossing here

Lakes (6, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,2nW

Built-up

62,1%

Pesticides

74,7kg/km²

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