Ontologia

Prefecture City · CHN

Xiantao

China

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

Species observed

147

Observations

593

Area

2 526,2km²

Ecological tissue

Sample of 31 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 Xiantao : 19 espèces reliées par 52 interactions GloBI sur 5 types (connectance 10.5%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
52
Connectance
0.105
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

147 distinct species · 593 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

593 obs · 21 cellules
Obs. / cellule
≥ 306
87–305
6–86
3–5
< 3

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

Climate

Mean T°

17,2°C

Annual rain

1 439mm

Warmest m°

31,6°C

Coldest m°

-0,1°C

Elevation: 25 m on average (min 19 m, max 33 m)

Bioclimatic detailsExpert
Annual mean temp.
17,2°C
Annual rain
1 439mm
Warmest month
31,6°C
Coldest month
-0,1°C
Mean alt.
25m
Min
19m
Max
33m
Std. dev.
2m
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

7,2

Org. C

19,9g/kg

Clay

34,7%

Sand

18,3%

Silt

47,0%

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

Dominant lithology: wbGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,2
Org. C
25,8g/kg
Clay
33,6%
Sand
19,2%
Silt
47,2%
5–15 cm
pH H₂O
7,2
Org. C
17,9g/kg
Clay
34,6%
Sand
18,1%
Silt
47,3%
15–30 cm
pH H₂O
7,3
Org. C
15,9g/kg
Clay
35,8%
Sand
17,6%
Silt
46,6%

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

Land cover

Forest10.7%
Crops59.2%
Built-up1.8%
Bare soil3.2%
Other (grassland, water…)25.2%

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

Hydrology6 basins · 12 lakes · 15 rivers

Hydrology metrics for this exact territory

Stream length here

313,3km

Lake surface here

10,21km²

Basins crossed

6

Max stream order

7

Max drainage

1 285 246km²

Discharge in basins

5 508,8m³/s

Mean precip.

1 180mm/an

Mean T°

16,8°C

Moisture idx

0,06

Max snow

2%

Mean runoff

530mm/an

Mean elev. (basins)

28m

Watersheds crossing here

Lakes (12, top by area)

3 more lakes

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

Human pressure

Pop. density

3hab/km²

Night light

1,0nW

Built-up

175,5%

Pesticides

75,6kg/km²

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

Protected areas2

IUCN Ib · 1IUCN II · 1

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN

Sub-administrations1