Ontologia

Commune · CHN

Donghai

China

CwaTemperate, dry winter, hot summer(97 %)

Species observed

100

Observations

220

Area

2 272,8km²

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 Donghai : 22 espèces reliées par 47 interactions GloBI sur 5 types (connectance 11.6%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
47
Connectance
0.116
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

100 distinct species · 220 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

220 obs · 22 cellules
Obs. / cellule
≥ 44
24–43
11–23
6–10
< 6

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

932mm

Warmest m°

30,4°C

Coldest m°

-4,3°C

Elevation: 26 m on average (min 3 m, max 103 m)

Bioclimatic detailsExpert
Annual mean temp.
14,2°C
Annual rain
932mm
Warmest month
30,4°C
Coldest month
-4,3°C
Mean alt.
26m
Min
3m
Max
103m
Std. dev.
24m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(97 %)Temperate

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

Soil & lithology

pH H₂O

7,4

Org. C

9,5g/kg

Clay

28,8%

Sand

33,1%

Silt

38,1%

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

Dominant lithology: mtGLiMaggregated to Lianyungang

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,4
Org. C
14,0g/kg
Clay
28,9%
Sand
33,1%
Silt
38,0%
5–15 cm
pH H₂O
7,4
Org. C
8,5g/kg
Clay
28,4%
Sand
33,3%
Silt
38,2%
15–30 cm
pH H₂O
7,4
Org. C
6,1g/kg
Clay
29,0%
Sand
33,0%
Silt
38,0%

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

Land cover

Forest3.5%
Crops69.1%
Built-up3.2%
Bare soil2.3%
Other (grassland, water…)22.0%

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

Hydrology7 basins · 43 lakes · 34 rivers

Hydrology metrics for this exact territory

Stream length here

353,8km

Lake surface here

62,81km²

Basins crossed

7

Max stream order

4

Max drainage

5 943km²

Discharge in basins

27,9m³/s

Mean precip.

840mm/an

Mean T°

13,8°C

Moisture idx

-0,20

Max snow

2%

Mean runoff

242mm/an

Mean elev. (basins)

27m

Lakes (43, top by area)

34 more lakes

Rivers / streams (34, ord ≥ 4)

22 more river segments

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

Human pressure

Pop. density

3hab/km²

Night light

1,7nW

Built-up

320,9%

Pesticides

75,2kg/km²

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