Ontologia

Commune · CHN

Zhen'an

China

CwaTemperate, dry winter, hot summer(48 %)

Species observed

721

Observations

2 404

Area

3 522,1km²

Ecological tissue

Sample of 14 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 Zhen'an : 14 espèces reliées par 8 interactions GloBI sur 3 types (connectance 8.8%, filtre Serrano α=0.2).

Espèces affichées
14
Interactions affichées
8
Connectance
0.088
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

721 distinct species · 2 404 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 404 obs · 18 cellules
Obs. / cellule
≥ 2 223
49–2 222
12–48
2–11
< 2

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

Climate

Mean T°

11,6°C

Annual rain

1 009mm

Warmest m°

26,0°C

Coldest m°

-5,3°C

Elevation: 1 134 m on average (min 499 m, max 2 357 m)

Bioclimatic detailsExpert
Annual mean temp.
11,6°C
Annual rain
1 009mm
Warmest month
26,0°C
Coldest month
-5,3°C
Mean alt.
1 134m
Min
499m
Max
2 357m
Std. dev.
292m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(48 %)Temperate

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

Soil & lithology

pH H₂O

6,6

Org. C

22,3g/kg

Clay

19,9%

Sand

33,8%

Silt

46,3%

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

Dominant lithology: scGLiMaggregated to Shangluo

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,6
Org. C
39,2g/kg
Clay
19,8%
Sand
34,6%
Silt
45,6%
5–15 cm
pH H₂O
6,6
Org. C
17,3g/kg
Clay
19,9%
Sand
33,5%
Silt
46,6%
15–30 cm
pH H₂O
6,7
Org. C
10,5g/kg
Clay
20,0%
Sand
33,3%
Silt
46,7%

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

Land cover

Forest65.1%
Crops3.1%
Built-up0.1%
Bare soil0.1%
Other (grassland, water…)31.6%

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

Hydrology15 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

337,6km

Basins crossed

15

Max stream order

4

Max drainage

51 565km²

Discharge in basins

55,6m³/s

Mean precip.

838mm/an

Mean T°

11,2°C

Moisture idx

-0,13

Max snow

5%

Mean runoff

277mm/an

Mean elev. (basins)

1 181m

Watersheds crossing here

6 more basins

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

Human pressure

Pop. density

1hab/km²

Night light

0,1nW

Built-up

5,4%

Pesticides

71,2kg/km²

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