Commune · CHN
Aohan
China
Species observed
128
Observations
443
Area
8 302km²
Ecological tissue
Sample of 31 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 Aohan : 25 espèces reliées par 60 interactions GloBI sur 2 types (connectance 12.9%, filtre Serrano α=0.2). 6 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
128 distinct species · 443 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
7,7°C
Annual rain
406mm
Warmest m°
28,2°C
Coldest m°
-16,0°C
Elevation: 559 m on average (min 311 m, max 1 070 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
7,9
Org. C
13,7g/kg
Clay
19,4%
Sand
44,3%
Silt
36,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Chifeng
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)
Hydrology21 basins · 24 lakes · 11 rivers
Hydrology metrics for this exact territory
Stream length here
484,2km
Lake surface here
58,41km²
Basins crossed
21
Max stream order
5
Max drainage
27 461km²
Discharge in basins
37,5m³/s
Mean precip.
424mm/an
Mean T°
6,5°C
Moisture idx
-0,56
Max snow
3%
Mean runoff
17mm/an
Mean elev. (basins)
538m
Watersheds crossing here
- Bassin de 孟克河sub-area2 346,4 km²overlap2025.54 km²24%
- Bassin de 教来河sub-area1 650,1 km²overlap1132.37 km²14%
- Basin #73550sub-area916,1 km²overlap916.07 km²11%
- Bassin de 老哈河sub-area871,7 km²overlap692.48 km²8%
- Bassin de 老哈河sub-area2 190 km²overlap631.18 km²8%
- Basin #50860sub-area688,9 km²overlap561.55 km²7%
- Basin #73300sub-area534,7 km²overlap535.59 km²6%
- Bassin de 老哈河sub-area2 190,2 km²overlap520.16 km²6%
- Bassin de 黑城子河sub-area957,5 km²overlap519.29 km²6%
12 more basinssorted by overlap
- Bassin de 老虎山河sub-area1 507,1 km²overlap503.40 km²6%
- Bassin de 牤牛河sub-area247,3 km²overlap133.79 km²2%
- Bassin de 老哈河sub-area97,6 km²overlap46.91 km²1%
- Basin #34250sub-area495,1 km²overlap21.84 km²0%
- Bassin de 大凌河sub-area746,1 km²overlap20.64 km²0%
- Bassin de 顾洞河sub-area468,2 km²overlap20.27 km²0%
- Bassin de 牤牛河sub-area635,2 km²overlap14.31 km²0%
- Bassin de 牤牛河sub-area374,3 km²overlap3.12 km²0%
- Bassin de 老哈河sub-area544,9 km²overlap2.25 km²0%
- Bassin de 十家子河sub-area613,2 km²overlap0.62 km²0%
- Bassin de 大凌河sub-area249 km²overlap0.34 km²0%
- Bassin de 老哈河sub-area440,3 km²overlap0.30 km²0%
Lakes (24, top by area)
- Hongshan Shuikuarea59,4 km²avg depth43.1 m
- Shelihu Shuikuarea21,6 km²avg depth5.6 m
- Lake #72034area5 km²avg depth4.0 m
- 山湾子水库area4,9 km²avg depth9.5 m
- Lake #72098area3,2 km²avg depth2.2 m
- Lake #72127area1,9 km²avg depth1.1 m
- Lake #71979area1,8 km²avg depth4.5 m
- Lac 1363676area0,8 km²avg depth3.1 m
- Lac 1363811area0,8 km²avg depth2.8 m
15 more lakes
- Lac 1364119area0,8 km²avg depth2.6 m
- Lac 1364107area0,7 km²avg depth2.2 m
- Lac 1364478area0,6 km²avg depth4.6 m
- Lac 1364245area0,6 km²avg depth2.7 m
- Lac 1364179area0,4 km²avg depth4.2 m
- Lac 1363789area0,4 km²avg depth2.7 m
- Lac 1363778area0,4 km²avg depth2.6 m
- Lac 1364108area0,4 km²avg depth2.4 m
- Lac 1364062area0,3 km²avg depth3.1 m
- Lac 1363646area0,3 km²avg depth3.5 m
- Lac 1364229area0,3 km²avg depth1.7 m
- Lac 1364271area0,2 km²avg depth5.2 m
- Lac 1364193area0,2 km²avg depth1.9 m
- Lac 1364235area0,2 km²avg depth1.8 m
- Lac 1364335area0,2 km²avg depth3.7 m
Rivers / streams (11, ord ≥ 4)
- 孟克河ord 3len here227.38 km99%total229 km
- 老哈河ord 6len here127.55 km15%total839 km
- 老虎山河ord 4len here40.31 km38%total106 km
- 蹦河ord 5len here29.54 km100%total30 km
- 东他拉干渠ord 2len here24.89 km100%total25 km
- 教来河ord 4len here19.10 km5%total353 km
- 黑城子河ord 4len here6.28 km13%total48 km
- 龙台川ord 3len here5.51 km21%total26 km
- 喀喇沁河ord 2len here1.70 km6%total28 km
- 羊肠子河ord 5len here1.40 km3%total42 km
- 红山水库灌区干渠ord 1len here0.59 km9%total7 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,2nW
Built-up
58,2%
Pesticides
76,7kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)