Ontologia

Commune · CHN

Hengshui

China

BSkArid, steppe, cold(100 %)

Species observed

233

Observations

1 412

Area

592,6km²

Ecological tissue

Sample of 38 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 Hengshui : 33 espèces reliées par 49 interactions GloBI sur 6 types (connectance 6.6%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
49
Connectance
0.066
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

233 distinct species · 1 412 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 412 obs · 16 cellules
Obs. / cellule
≥ 971
319–970
10–318
4–9
< 4

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

Climate

Mean T°

14,2°C

Annual rain

510mm

Warmest m°

31,6°C

Coldest m°

-6,4°C

Elevation: 21 m on average (min 18 m, max 26 m)

Bioclimatic detailsExpert
Annual mean temp.
14,2°C
Annual rain
510mm
Warmest month
31,6°C
Coldest month
-6,4°C
Mean alt.
21m
Min
18m
Max
26m
Std. dev.
2m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(100 %)Arid

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

Soil & lithology

pH H₂O

8,0

Org. C

6,5g/kg

Clay

16,8%

Sand

35,7%

Silt

47,4%

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

Dominant lithology: suGLiMaggregated to Hengshui

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,9
Org. C
8,5g/kg
Clay
17,0%
Sand
36,0%
Silt
46,9%
5–15 cm
pH H₂O
8,0
Org. C
4,9g/kg
Clay
15,6%
Sand
36,1%
Silt
48,3%
15–30 cm
pH H₂O
8,0
Org. C
6,2g/kg
Clay
17,8%
Sand
35,1%
Silt
47,1%

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

Land cover

Forest3.3%
Crops57.8%
Built-up5.8%
Bare soil2.2%
Other (grassland, water…)31.0%

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

Hydrology8 basins · 2 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

77,1km

Lake surface here

8,82km²

Basins crossed

8

Max stream order

6

Max drainage

24 848km²

Discharge in basins

34,4m³/s

Mean precip.

449mm/an

Mean T°

13,1°C

Moisture idx

-0,61

Max snow

2%

Mean runoff

18mm/an

Mean elev. (basins)

24m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

10hab/km²

Night light

4,2nW

Built-up

582,4%

Pesticides

66,6kg/km²

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