Commune · CHN
Changyi
China
Species observed
153
Observations
421
Area
1 627,5km²
Ecological tissue
Sample of 27 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).
Indicateurs du tissu écologique
Tissu écologique de Changyi : 20 espèces reliées par 35 interactions GloBI sur 2 types (connectance 10.0%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
153 distinct species · 421 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
13,3°C
Annual rain
603mm
Warmest m°
30,4°C
Coldest m°
-5,7°C
Elevation: 13 m on average (min -12 m, max 62 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
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
9,2g/kg
Clay
22,8%
Sand
35,3%
Silt
41,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Weifang
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology14 basins · 15 lakes · 26 rivers
Hydrology metrics for this exact territory
Stream length here
323,8km
Lake surface here
135,24km²
Basins crossed
14
Max stream order
4
Max drainage
6 597km²
Discharge in basins
43,8m³/s
Mean precip.
651mm/an
Mean T°
12,5°C
Moisture idx
-0,37
Max snow
4%
Mean runoff
95mm/an
Mean elev. (basins)
16m
Watersheds crossing here
- Bassin de 胶莱河sub-area741,3 km²overlap338.40 km²21%
- Bassin de 引潍总干渠sub-area657,1 km²overlap234.93 km²14%
- Bassin de 引黄济青-潍河沟通渠sub-area300,6 km²overlap224.14 km²14%
- Bassin de 王氏义沟sub-area138,2 km²overlap138.17 km²8%
- Basin #08070sub-area139,9 km²overlap134.93 km²8%
- Bassin de 胶莱河sub-area305,7 km²overlap134.43 km²8%
- Bassin de 小新河(南七干渠)sub-area172,6 km²overlap107.92 km²7%
- Bassin de 五龙河sub-area862,2 km²overlap97.74 km²6%
- Bassin de 潍河sub-area221,6 km²overlap79.29 km²5%
Lakes (15, top by area)
- Xiashan Shuikuarea100 km²avg depth3.9 m
- Lake #14775area49,8 km²avg depth1.0 m
- 昌邑盐业公司四工区一组盐田area28,2 km²avg depth1.0 m
- 昌邑市滨海盐化有限公司盐田area24,9 km²avg depth1.0 m
- 股份二盐场area17,8 km²avg depth1.0 m
- 昌邑市水产总公司潍东虾场area12,3 km²avg depth1.0 m
- 原卤库area8,5 km²avg depth0.8 m
- 消防水池area4,8 km²avg depth0.6 m
- Lake #73967area1,8 km²avg depth0.9 m
Rivers / streams (26, ord ≥ 4)
- 胶莱河ord 4len here65.07 km68%total96 km
- 引黄济青-潍河沟通渠ord 4len here42.67 km88%total49 km
- 潍河ord 4len here26.85 km12%total229 km
- 王氏义沟ord 1len here23.61 km100%total24 km
- 引黄济青干渠ord 3len here18.50 km28%total65 km
- 丰产河ord 4len here17.85 km51%total35 km
- 引黄济青干渠ord 3len here15.54 km100%total16 km
- 浞河ord 3len here14.59 km47%total31 km
- 九干南2500支渠ord 1len here14.18 km100%total14 km
- 小新河(南七干渠)ord 1len here12.39 km93%total13 km
- 河西四干ord 1len here12.19 km98%total12 km
- 小新河ord 1len here9.60 km72%total13 km
14 more river segmentssorted by Strahler order + length
- 北胶新河ord 3len here9.23 km36%total26 km
- 九干六支ord 2len here7.66 km100%total8 km
- 北胶莱河ord 4len here6.60 km12%total56 km
- 引黄入峡输水渠ord 2len here6.13 km19%total33 km
- 引潍总干渠ord 1len here4.04 km10%total42 km
- 清泉河ord 1len here3.34 km100%total3 km
- 麻湾河ord 1len here2.41 km100%total2 km
- 引黄入烟干渠ord 4len here2.31 km3%total67 km
- 堤河ord 2len here2.22 km96%total2 km
- 官河ord 1len here2.21 km8%total27 km
- 漩河ord 1len here1.63 km100%total2 km
- 陈家河ord 1len here1.49 km100%total1 km
- 洪沟河(运粮河)ord 3len here1.02 km2%total59 km
- 九龙涧ord 4len here0.48 km9%total5 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
4hab/km²
Night light
1,9nW
Built-up
361,2%
Pesticides
68,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)