Ontologia

Commune · CHN

Nianzishan

China

DwaCold, dry winter, hot summer(91 %)

Species observed

11

Observations

16

Area

305,2km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 3 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 Nianzishan : 3 espèces reliées par 2 interactions GloBI sur 1 type (connectance 66.7%, filtre Serrano α=0.2).

Espèces affichées
3
Interactions affichées
2
Connectance
0.667
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

11 distinct species · 16 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

16 obs · 2 cellules
Obs. / cellule
≥ 15
15–14
15–14
15–14
< 15

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

Climate

Mean T°

3,7°C

Annual rain

470mm

Warmest m°

26,6°C

Coldest m°

-23,2°C

Elevation: 278 m on average (min 208 m, max 411 m)

Bioclimatic detailsExpert
Annual mean temp.
3,7°C
Annual rain
470mm
Warmest month
26,6°C
Coldest month
-23,2°C
Mean alt.
278m
Min
208m
Max
411m
Std. dev.
46m
Köppen-Geiger (dominant)
DwaCold, dry winter, hot summer(91 %)Cold

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

Soil & lithology

pH H₂O

7,1

Org. C

24,6g/kg

Clay

28,6%

Sand

39,4%

Silt

32,1%

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

Dominant lithology: suGLiMaggregated to Qiqihar

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,1
Org. C
31,3g/kg
Clay
26,9%
Sand
40,3%
Silt
32,8%
5–15 cm
pH H₂O
7,1
Org. C
24,6g/kg
Clay
28,1%
Sand
39,7%
Silt
32,2%
15–30 cm
pH H₂O
7,1
Org. C
18,0g/kg
Clay
30,8%
Sand
38,0%
Silt
31,2%

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

Land cover

Forest21.4%
Crops36.2%
Built-up1.1%
Bare soil0.9%
Other (grassland, water…)40.5%

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

Hydrology2 basins · 2 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

63,0km

Lake surface here

1,39km²

Basins crossed

2

Max stream order

5

Max drainage

14 892km²

Discharge in basins

6,8m³/s

Mean precip.

442mm/an

Mean T°

2,3°C

Moisture idx

-0,43

Max snow

18%

Mean runoff

105mm/an

Mean elev. (basins)

323m

Watersheds crossing here

Lakes (2, 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

104,6%

Pesticides

78,7kg/km²

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