Commune · CHN
Bei'an
China
Species observed
281
Observations
896
Area
7 068km²
Ecological tissue
Sample of 11 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 Bei'an : 8 espèces reliées par 14 interactions GloBI sur 2 types (connectance 21.2%, 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
281 distinct species · 896 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
1,5°C
Annual rain
589mm
Warmest m°
25,1°C
Coldest m°
-28,2°C
Elevation: 325 m on average (min 179 m, max 517 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
6,4
Org. C
44,9g/kg
Clay
27,5%
Sand
32,2%
Silt
40,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: paGLiMaggregated to Heihe
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)
Hydrology17 basins · 36 lakes · 4 rivers
Hydrology metrics for this exact territory
Stream length here
376,5km
Lake surface here
25,30km²
Basins crossed
17
Max stream order
4
Max drainage
7 357km²
Discharge in basins
45,4m³/s
Mean precip.
567mm/an
Mean T°
0,4°C
Moisture idx
-0,25
Max snow
33%
Mean runoff
121mm/an
Mean elev. (basins)
324m
Watersheds crossing here
- Bassin de 讷谟尔河sub-area2 711,2 km²overlap2142.89 km²30%
- Bassin de 鸡爪河sub-area1 043,6 km²overlap1046.74 km²15%
- Bassin de 通肯河sub-area1 620,9 km²overlap1002.73 km²14%
- Bassin de 乌裕尔河sub-area743,6 km²overlap745.74 km²11%
- Bassin de 通肯河sub-area650,4 km²overlap530.47 km²8%
- Basin #74310sub-area370,8 km²overlap369.14 km²5%
- Bassin de 乌裕尔河sub-area793,9 km²overlap353.14 km²5%
- Bassin de 讷谟尔河sub-area1 350,1 km²overlap289.44 km²4%
- Bassin de 通肯河sub-area597,4 km²overlap235.10 km²3%
8 more basinssorted by overlap
- Bassin de 讷谟尔河sub-area1 257 km²overlap170.38 km²2%
- Bassin de 乌裕尔河sub-area114,4 km²overlap114.74 km²2%
- Basin #75150sub-area315,2 km²overlap58.48 km²1%
- Bassin de 诺敏河sub-area208,5 km²overlap5.91 km²0%
- Basin #83960sub-area434 km²overlap2.27 km²0%
- Basin #73020sub-area557,2 km²overlap0.70 km²0%
- Bassin de 沾河sub-area2 162,4 km²overlap0.09 km²0%
- Bassin de 乌裕尔河sub-area32,9 km²overlap0.07 km²0%
Lakes (36, top by area)
- Xianfeng Shuikuarea5,1 km²avg depth4.2 m
- Gongnong Shuikuarea4,9 km²avg depth4.2 m
- Lake #68331area3,5 km²avg depth3.8 m
- Haixing Shuikuarea1,8 km²avg depth3.2 m
- Lake #68673area1,6 km²avg depth3.6 m
- Lake #68514area1,1 km²avg depth2.5 m
- Lake #68734area1,1 km²avg depth3.3 m
- Lac 1346561area0,7 km²avg depth4.0 m
- Lac 1348788area0,7 km²avg depth1.6 m
27 more lakes
- Lac 1348646area0,6 km²avg depth4.1 m
- Lac 1348522area0,5 km²avg depth3.3 m
- Lac 1347643area0,5 km²avg depth3.4 m
- Lac 1347112area0,4 km²avg depth2.4 m
- Lac 1346395area0,3 km²avg depth3.4 m
- Lac 1348898area0,3 km²avg depth1.0 m
- Lac 1347331area0,3 km²avg depth2.7 m
- Lac 1347440area0,3 km²avg depth3.5 m
- Lac 1348880area0,3 km²avg depth1.1 m
- Lac 1348812area0,3 km²avg depth3.4 m
- Lac 1347214area0,3 km²avg depth3.0 m
- Lac 1347965area0,2 km²avg depth2.7 m
- Lac 1348655area0,2 km²avg depth1.7 m
- Lac 1346304area0,2 km²avg depth2.9 m
- Lac 1347094area0,2 km²avg depth2.6 m
- Lac 1348864area0,2 km²avg depth1.7 m
- Lac 1348827area0,2 km²avg depth1.1 m
- Lac 1348679area0,2 km²avg depth3.0 m
- Lac 1349235area0,2 km²avg depth1.3 m
- Lac 1346763area0,2 km²avg depth2.9 m
- Lac 1347705area0,2 km²avg depth1.3 m
- Lac 1346711area0,2 km²avg depth3.4 m
- Lac 1346224area0,2 km²avg depth2.6 m
- Lac 1348902area0,2 km²avg depth0.7 m
- Lac 1347830area0,1 km²avg depth3.1 m
- Lac 1347698area0,1 km²avg depth2.7 m
- Lac 1346342area0,1 km²avg depth2.7 m
Rivers / streams (4, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
26,9%
Pesticides
81,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)