Yancheng
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve · 1992
2 872 km²
Commune · CHN
Dongtai
China
CfaTemperate, no dry season, hot summer(100 %)
Species observed
580
Observations
4 195
Area
2 325,1km²
Ecological tissue
Sample of 39 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 Dongtai : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 56 interactions GloBI sur 5 types (connectance 7.6%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
39
Interactions affichées
56
Connectance
0.076
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
580 distinct species · 4 195 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
15,2°C
Annual rain
1 148mm
Warmest m°
30,2°C
Coldest m°
-1,1°C
Elevation: 4 m on average (min 0 m, max 10 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
15,2°C
Annual rain
1 148mm
Warmest month
30,2°C
Coldest month
-1,1°C
Mean alt.
4m
Min
0m
Max
10m
Std. dev.
1m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(100 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
7,6
Org. C
14,7g/kg
Clay
25,4%
Sand
17,4%
Silt
57,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: wbGLiMaggregated to Yancheng
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,5
Org. C
20,8g/kg
Clay
24,5%
Sand
18,3%
Silt
57,2%
5–15 cm
pH H₂O
7,6
Org. C
13,3g/kg
Clay
25,6%
Sand
17,3%
Silt
57,0%
15–30 cm
pH H₂O
7,7
Org. C
10,0g/kg
Clay
26,1%
Sand
16,7%
Silt
57,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest7.5%
Crops57.7%
Built-up3.9%
Bare soil2.6%
Other (grassland, water…)28.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology11 basins · 0 lakes · 14 rivers
Hydrology metrics for this exact territory
Stream length here
220,7km
Basins crossed
11
Max stream order
3
Max drainage
2 523km²
Discharge in basins
15,2m³/s
Mean precip.
988mm/an
Mean T°
14,6°C
Moisture idx
-0,04
Max snow
4%
Mean runoff
308mm/an
Mean elev. (basins)
3m
Watersheds crossing here
- Bassin de 新港干河sub-area1 450 km²overlap1239.42 km²53%
- Bassin de 通榆运河sub-area627,6 km²overlap531.23 km²23%
- Bassin de 何垛河sub-area729,8 km²overlap201.51 km²9%
- Bassin de 新通扬运河sub-area2 523,3 km²overlap152.36 km²7%
- Bassin de 栟茶运河sub-area693,9 km²overlap85.67 km²4%
- Bassin de 西塘港sub-area188,4 km²overlap65.44 km²3%
- Bassin de 串场河sub-area111,8 km²overlap21.62 km²1%
- Bassin de 如海运河sub-area373,2 km²overlap14.50 km²1%
- Bassin de 王港sub-area914,5 km²overlap9.98 km²0%
2 more basinssorted by overlap
Rivers / streams (14, ord ≥ 4)
- 通榆运河ord 4len here58.85 km45%total132 km
- 新港干河ord 3len here31.17 km100%total31 km
- 东台河ord 2len here29.79 km100%total30 km
- 何垛河ord 3len here21.98 km72%total30 km
- 蚌蜒河ord 1len here17.16 km100%total17 km
- 泰东河ord 3len here13.35 km34%total40 km
- 串场河ord 3len here11.13 km12%total94 km
- 丁溪河ord 3len here8.77 km72%total12 km
- 梁垛河ord 1len here8.16 km100%total8 km
- 蚌蜒河ord 1len here6.53 km100%total7 km
- 老梁垛河ord 2len here6.40 km100%total6 km
- 泰东河ord 1len here4.36 km100%total4 km
2 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
4hab/km²
Night light
1,3nW
Built-up
391,3%
Pesticides
73,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas4
IUCN Not Applicable · 2IUCN Not Reported · 1IUCN IV · 1🌊 Marine · 4
Yancheng National Nature Reserve
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 2002
2 872 km²
Migratory Bird Sanctuaries along the Coast of Yellow Sea-Bohai Gulf of China
IUCN Not ApplicableWorld Heritage Site (natural or mixed) · 2019
2 591 km²
Dafeng National Nature Reserve
IUCN IVWetland of International Importance (Ramsar Site) · 2002
780 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN