Ontologia

Commune · CHN

Fengzhen

China

BSkArid, steppe, cold(50 %)

Species observed

93

Observations

186

Area

2 674,2km²

Ecological tissue

Sample of 28 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 Fengzhen : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 24 interactions GloBI sur 3 types (connectance 6.3%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
28
Interactions affichées
24
Connectance
0.064
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

93 distinct species · 186 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

186 obs · 19 cellules
Obs. / cellule
≥ 92
23–91
5–22
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°

4,6°C

Annual rain

461mm

Warmest m°

25,1°C

Coldest m°

-20,0°C

Elevation: 1 467 m on average (min 1 155 m, max 2 129 m)

Bioclimatic detailsExpert
Annual mean temp.
4,6°C
Annual rain
461mm
Warmest month
25,1°C
Coldest month
-20,0°C
Mean alt.
1 467m
Min
1 155m
Max
2 129m
Std. dev.
178m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(50 %)Arid

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

Soil & lithology

pH H₂O

8,1

Org. C

14,3g/kg

Clay

16,8%

Sand

46,1%

Silt

37,2%

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

Dominant lithology: smGLiMaggregated to Ulaan Chab

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,1
Org. C
18,2g/kg
Clay
16,3%
Sand
46,6%
Silt
37,2%
5–15 cm
pH H₂O
8,2
Org. C
12,9g/kg
Clay
16,5%
Sand
46,5%
Silt
37,1%
15–30 cm
pH H₂O
8,2
Org. C
11,8g/kg
Clay
17,6%
Sand
45,1%
Silt
37,2%

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

Land cover

Forest4.3%
Crops38.4%
Built-up0.6%
Bare soil4.5%
Other (grassland, water…)52.2%

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

Hydrology15 basins · 3 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

45,7km

Lake surface here

1,19km²

Basins crossed

15

Max stream order

4

Max drainage

4 634km²

Discharge in basins

2,2m³/s

Mean precip.

382mm/an

Mean T°

4,2°C

Moisture idx

-0,57

Max snow

7%

Mean runoff

15mm/an

Mean elev. (basins)

1 456m

Watersheds crossing here

6 more basins

Lakes (3, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,5nW

Built-up

56,4%

Pesticides

69,3kg/km²

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