Prefecture City · CHN
Dazhou
China
Species observed
1 596
Observations
6 238
Area
16 548,6km²
Ecological tissue
Sample of 19 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 Dazhou : 15 espèces reliées par 15 interactions GloBI sur 4 types (connectance 8.8%, filtre Serrano α=0.2). 4 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
1 596 distinct species · 6 238 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
15,8°C
Annual rain
1 461mm
Warmest m°
28,9°C
Coldest m°
0,5°C
Elevation: 678 m on average (min 243 m, max 2 234 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
6,2
Org. C
25,2g/kg
Clay
27,7%
Sand
28,9%
Silt
43,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiM
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)
Hydrology45 basins · 32 lakes · 29 rivers
Hydrology metrics for this exact territory
Stream length here
2 336,6km
Lake surface here
24,67km²
Basins crossed
45
Max stream order
7
Max drainage
38 030km²
Discharge in basins
4 613,2m³/s
Mean precip.
1 192mm/an
Mean T°
15,5°C
Moisture idx
0,10
Max snow
6%
Mean runoff
692mm/an
Mean elev. (basins)
709m
Watersheds crossing here
- Bassin de 后河sub-area3 627,1 km²overlap3449.69 km²21%
- Bassin de 前河sub-area2 726,2 km²overlap1913.16 km²12%
- Bassin de 明月江sub-area1 943,4 km²overlap1777.49 km²11%
- Bassin de 澌滩河sub-area1 817,8 km²overlap1106.91 km²7%
- Bassin de 东柳河sub-area801,8 km²overlap801.05 km²5%
- Bassin de 长滩河sub-area917,3 km²overlap727.25 km²4%
- Bassin de 铜钵河sub-area952,3 km²overlap688.65 km²4%
- Bassin de 渠江sub-area654,8 km²overlap635.68 km²4%
- Bassin de 大洪河sub-area1 424,7 km²overlap535.28 km²3%
36 more basinssorted by overlap
- Bassin de 州河sub-area523,8 km²overlap523.31 km²3%
- Bassin de 任河sub-area584,9 km²overlap431.84 km²3%
- Bassin de 通江sub-area2 052,3 km²overlap411.62 km²2%
- Bassin de 流江河sub-area624,2 km²overlap409.63 km²2%
- Bassin de 巴河sub-area354,5 km²overlap354.16 km²2%
- Bassin de 渠江sub-area325,7 km²overlap325.38 km²2%
- Bassin de 御临河sub-area344,4 km²overlap317.42 km²2%
- Bassin de 州河sub-area285,4 km²overlap285.13 km²2%
- Bassin de 观音河sub-area425,4 km²overlap276.03 km²2%
- Bassin de 渠江sub-area223,3 km²overlap223.07 km²1%
- Bassin de 御临河sub-area204 km²overlap197.47 km²1%
- Bassin de 州河sub-area179,5 km²overlap179.33 km²1%
- Bassin de 涌兴河（红水河）sub-area172,5 km²overlap170.66 km²1%
- Bassin de 江里河sub-area1 712 km²overlap164.02 km²1%
- Bassin de 渠江sub-area147,3 km²overlap114.64 km²1%
- Bassin de 渠江sub-area680,4 km²overlap111.42 km²1%
- Bassin de 渠江sub-area82 km²overlap81.92 km²0%
- Bassin de 蒙溪河sub-area920,1 km²overlap76.42 km²0%
- Bassin de 巴河sub-area63,1 km²overlap63.08 km²0%
- Bassin de 渠江sub-area246,8 km²overlap44.75 km²0%
- Bassin de 州河sub-area41,2 km²overlap41.12 km²0%
- Bassin de 麻柳河sub-area242,5 km²overlap35.39 km²0%
- Bassin de 任河sub-area357,3 km²overlap23.17 km²0%
- Bassin de 渠江sub-area524,3 km²overlap17.77 km²0%
- Bassin de 任河sub-area762,1 km²overlap9.20 km²0%
- Bassin de 龙溪河sub-area551,3 km²overlap4.81 km²0%
- Bassin de 御临河sub-area949,2 km²overlap4.71 km²0%
- Bassin de 回龙河sub-area257,4 km²overlap3.99 km²0%
- Bassin de 坪坝河sub-area394,8 km²overlap3.21 km²0%
- Bassin de 普里河sub-area1 173,3 km²overlap3.04 km²0%
- Bassin de 小江sub-area980,1 km²overlap2.07 km²0%
- Bassin de 汉江sub-area1 903,3 km²overlap1.42 km²0%
- Bassin de 消水河sub-area997,1 km²overlap1.23 km²0%
- Bassin de 七涧河sub-area193 km²overlap0.83 km²0%
- Bassin de 渠江sub-area1 053,4 km²overlap0.19 km²0%
- Bassin de 大通江sub-area2 103,4 km²overlap0.05 km²0%
Lakes (32, top by area)
- Wumutan Shuikuarea9,5 km²avg depth5.6 m
- Baoshi Shuikuarea3,7 km²avg depth18.4 m
- Bailin Shuikuarea3,2 km²avg depth6.5 m
- Tongxinqiao Shuikuarea1,9 km²avg depth6.4 m
- Mingxing Shuikuarea1,4 km²avg depth14.2 m
- Lac 1376574area0,6 km²avg depth4.9 m
- Lac 1376943area0,3 km²avg depth5.1 m
- Lac 1377553area0,3 km²avg depth3.8 m
- Lac 1377379area0,3 km²avg depth5.1 m
23 more lakes
- Lac 1377223area0,3 km²avg depth4.4 m
- Lac 1376556area0,3 km²avg depth5.3 m
- Lac 1377475area0,2 km²avg depth3.6 m
- Lac 1376939area0,2 km²avg depth3.7 m
- Lac 1377013area0,2 km²avg depth5.0 m
- Lac 1377763area0,2 km²avg depth4.8 m
- Lac 1376547area0,2 km²avg depth6.9 m
- Lac 1376635area0,2 km²avg depth4.6 m
- Lac 1376989area0,2 km²avg depth3.6 m
- Lac 1377091area0,2 km²avg depth5.2 m
- Lac 1377328area0,2 km²avg depth3.3 m
- Lac 1377390area0,1 km²avg depth1.6 m
- Lac 1377655area0,1 km²avg depth2.4 m
- Lac 1377849area0,1 km²avg depth5.2 m
- Lac 1377536area0,1 km²avg depth4.3 m
- Lac 1376965area0,1 km²avg depth2.6 m
- Lac 1376909area0,1 km²avg depth3.9 m
- Lac 1377088area0,1 km²avg depth4.1 m
- Lac 1377087area0,1 km²avg depth5.6 m
- Lac 1376735area0,1 km²avg depth5.3 m
- Lac 1376725area0,1 km²avg depth4.8 m
- Lac 1377279area0,1 km²avg depth5.3 m
- Lac 1377185area0,1 km²avg depth6.4 m
Rivers / streams (29, ord ≥ 4)
- 前河ord 4len here298.10 km78%total381 km
- 后河ord 8len here258.79 km60%total429 km
- 渠江ord 7len here239.34 km39%total618 km
- 州河ord 6len here198.26 km100%total198 km
- 明月江ord 5len here181.31 km100%total181 km
- 中河ord 4len here168.02 km54%total314 km
- 澌滩河ord 4len here136.66 km66%total208 km
- 铜钵河ord 3len here109.21 km79%total137 km
- 长滩河ord 5len here101.84 km52%total196 km
- 东柳河ord 4len here94.88 km100%total95 km
- 流江河ord 5len here85.60 km30%total287 km
- 御临河ord 9len here80.91 km24%total334 km
17 more river segmentssorted by Strahler order + length
- 东河ord 5len here63.32 km6%total1043 km
- 巴河ord 9len here57.00 km8%total675 km
- 通江ord 5len here51.79 km12%total440 km
- 任河ord 5len here51.52 km16%total314 km
- 桂溪河ord 3len here45.46 km48%total94 km
- 涵水河ord 4len here15.45 km21%total74 km
- 江里河ord 4len here15.37 km10%total149 km
- 涌兴河（红水河）ord 2len here13.09 km100%total13 km
- 谭家河ord 2len here11.08 km33%total34 km
- 左岸河ord 5len here9.71 km57%total17 km
- 龙溪沟ord 3len here9.36 km100%total9 km
- 洞滩河ord 2len here8.81 km26%total33 km
- 观音河ord 2len here8.66 km25%total34 km
- 二道河ord 4len here8.21 km6%total143 km
- 后江ord 3len here6.12 km100%total6 km
- 大洪河ord 4len here5.41 km4%total130 km
- 岚溪河ord 2len here3.32 km10%total35 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
2hab/km²
Night light
0,4nW
Built-up
44,0%
Pesticides
77,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)