Ontologia

Commune · CHN

Sihui

China

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

Species observed

179

Observations

304

Area

1 213,6km²

Ecological tissue

Sample of 43 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 Sihui : 38 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 41 interactions GloBI sur 4 types (connectance 4.5%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
43
Interactions affichées
41
Connectance
0.045
Patrimoniales
3
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

179 distinct species · 304 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

304 obs · 27 cellules
Obs. / cellule
≥ 98
21–97
5–20
3–4
< 3

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

Climate

Mean T°

22,0°C

Annual rain

2 069mm

Warmest m°

31,1°C

Coldest m°

9,0°C

Elevation: 99 m on average (min 4 m, max 649 m)

Bioclimatic detailsExpert
Annual mean temp.
22,0°C
Annual rain
2 069mm
Warmest month
31,1°C
Coldest month
9,0°C
Mean alt.
99m
Min
4m
Max
649m
Std. dev.
102m
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

5,3

Org. C

24,2g/kg

Clay

27,3%

Sand

40,0%

Silt

32,7%

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

Dominant lithology: ssGLiMaggregated to Zhaoqing

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
38,0g/kg
Clay
25,6%
Sand
41,1%
Silt
33,2%
5–15 cm
pH H₂O
5,3
Org. C
20,9g/kg
Clay
26,4%
Sand
40,7%
Silt
32,9%
15–30 cm
pH H₂O
5,4
Org. C
13,8g/kg
Clay
29,9%
Sand
38,1%
Silt
32,0%

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

Land cover

Forest52.7%
Crops11.5%
Built-up1.8%
Bare soil2.6%
Other (grassland, water…)31.3%

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

Hydrology6 basins · 5 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

221,7km

Lake surface here

3,24km²

Basins crossed

6

Max stream order

7

Max drainage

338 899km²

Discharge in basins

376,1m³/s

Mean precip.

1 681mm/an

Mean T°

21,4°C

Moisture idx

0,23

Mean runoff

931mm/an

Mean elev. (basins)

168m

Watersheds crossing here

Lakes (5, top by area)

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

Human pressure

Pop. density

5hab/km²

Night light

3,0nW

Built-up

178,5%

Pesticides

70,6kg/km²

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