Ontologia

Commune · CHN

Renqiu

China

BSkArid, steppe, cold(100 %)

Species observed

72

Observations

226

Area

1 016,3km²

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 Renqiu : 34 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 51 interactions GloBI sur 3 types (connectance 7.3%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
51
Connectance
0.072
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Species present

72 distinct species · 226 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

226 obs · 10 cellules
Obs. / cellule
≥ 200
200–199
8–199
1–7
< 1

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

Climate

Mean T°

13,8°C

Annual rain

513mm

Warmest m°

31,6°C

Coldest m°

-7,4°C

Elevation: 7 m on average (min 4 m, max 10 m)

Bioclimatic detailsExpert
Annual mean temp.
13,8°C
Annual rain
513mm
Warmest month
31,6°C
Coldest month
-7,4°C
Mean alt.
7m
Min
4m
Max
10m
Std. dev.
1m
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

8,1

Org. C

9,0g/kg

Clay

23,3%

Sand

30,3%

Silt

46,4%

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

Dominant lithology: suGLiMaggregated to Cangzhou

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,0
Org. C
10,8g/kg
Clay
22,8%
Sand
30,8%
Silt
46,5%
5–15 cm
pH H₂O
8,1
Org. C
7,4g/kg
Clay
22,9%
Sand
30,4%
Silt
46,6%
15–30 cm
pH H₂O
8,1
Org. C
8,7g/kg
Clay
24,2%
Sand
29,8%
Silt
46,1%

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

Land cover

Forest4.4%
Crops55.4%
Built-up6.4%
Bare soil2.6%
Other (grassland, water…)31.2%

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

Hydrology9 basins · 6 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

112,4km

Lake surface here

3,41km²

Basins crossed

9

Max stream order

6

Max drainage

21 434km²

Discharge in basins

19,1m³/s

Mean precip.

465mm/an

Mean T°

12,9°C

Moisture idx

-0,58

Max snow

3%

Mean runoff

25mm/an

Mean elev. (basins)

9m

Watersheds crossing here

Lakes (6, top by area)

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

Human pressure

Pop. density

7hab/km²

Night light

3,9nW

Built-up

636,6%

Pesticides

69,5kg/km²

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