Ontologia

Prefecture City · CHN

Changzhi

China

DwaCold, dry winter, hot summer(65 %)

Species observed

1 035

Observations

6 798

Area

13 980,4km²

Ecological tissue

Sample of 41 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 Changzhi : 29 espèces reliées par 71 interactions GloBI sur 3 types (connectance 7.2%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
45
Interactions affichées
71
Connectance
0.072
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

1 035 distinct species · 6 798 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

6 798 obs · 121 cellules
Obs. / cellule
≥ 1 089
153–1 088
16–152
4–15
< 4

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

Climate

Mean T°

9,0°C

Annual rain

660mm

Warmest m°

26,2°C

Coldest m°

-11,1°C

Elevation: 1 157 m on average (min 490 m, max 2 386 m)

Bioclimatic detailsExpert
Annual mean temp.
9,0°C
Annual rain
660mm
Warmest month
26,2°C
Coldest month
-11,1°C
Mean alt.
1 157m
Min
490m
Max
2 386m
Std. dev.
245m
Köppen-Geiger (dominant)
DwaCold, dry winter, hot summer(65 %)Cold

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

7,3

Org. C

20,5g/kg

Clay

18,6%

Sand

36,7%

Silt

44,7%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,2
Org. C
32,5g/kg
Clay
17,6%
Sand
37,4%
Silt
45,0%
5–15 cm
pH H₂O
7,3
Org. C
17,5g/kg
Clay
18,4%
Sand
36,8%
Silt
44,8%
15–30 cm
pH H₂O
7,3
Org. C
11,4g/kg
Clay
19,8%
Sand
35,8%
Silt
44,4%

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

Land cover

Forest29.8%
Crops23.9%
Built-up1.0%
Bare soil1.1%
Other (grassland, water…)44.3%

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

Hydrology40 basins · 29 lakes · 25 rivers

Hydrology metrics for this exact territory

Stream length here

970,2km

Lake surface here

40,90km²

Basins crossed

40

Max stream order

6

Max drainage

27 525km²

Discharge in basins

158,4m³/s

Mean precip.

602mm/an

Mean T°

9,0°C

Moisture idx

-0,43

Max snow

7%

Mean runoff

67mm/an

Mean elev. (basins)

1 109m

Watersheds crossing here

31 more basins

Lakes (29, top by area)

20 more lakes

Rivers / streams (25, ord ≥ 4)

13 more river segments

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

Human pressure

Pop. density

2hab/km²

Night light

1,2nW

Built-up

96,1%

Pesticides

71,5kg/km²

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

Sub-administrations12