Commune · CHN
Haiyan
China
Species observed
463
Observations
3 013
Area
4 145,9km²
Ecological tissue
Sample of 26 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 Haiyan : 18 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 55 interactions GloBI sur 2 types (connectance 15.7%, filtre Serrano α=0.2). 9 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
463 distinct species · 3 013 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
-1,5°C
Annual rain
635mm
Warmest m°
15,0°C
Coldest m°
-20,7°C
Elevation: 3 488 m on average (min 2 963 m, max 4 386 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
7,8
Org. C
37,6g/kg
Clay
19,9%
Sand
39,8%
Silt
40,2%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Haibei Tibetan
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)
Hydrology10 basins · 9 lakes · 8 rivers
Hydrology metrics for this exact territory
Stream length here
219,6km
Lake surface here
56,72km²
Basins crossed
10
Max stream order
4
Max drainage
6 475km²
Discharge in basins
12,3m³/s
Mean precip.
412mm/an
Mean T°
-0,6°C
Moisture idx
-0,38
Max snow
7%
Mean runoff
73mm/an
Mean elev. (basins)
3 444m
Watersheds crossing here
- Bassin de 哈尔盖河sub-area5 899,8 km²overlap1525.55 km²37%
- Bassin de 湟水sub-area744,1 km²overlap744.37 km²18%
- Bassin de 湟水sub-area690,9 km²overlap688.58 km²17%
- Bassin de 湟水sub-area929 km²overlap431.50 km²10%
- Bassin de 雪沁龙洼曲sub-area303,1 km²overlap288.97 km²7%
- Bassin de 湟水sub-area999,1 km²overlap280.91 km²7%
- Bassin de 宝库河sub-area1 333,2 km²overlap120.76 km²3%
- Bassin de 呼达斯曲sub-area193,5 km²overlap50.03 km²1%
- Bassin de 黑林河sub-area664,1 km²overlap8.03 km²0%
1 more basinssorted by overlap
Lakes (9, top by area)
- Qinghaiarea4 266,5 km²avg depth16.8 m
- Ga Haiarea47,4 km²avg depth3.9 m
- 沙岛湖area23,7 km²avg depth1.5 m
- 东大滩水库area2,3 km²avg depth5.4 m
- Lac 1369873area0,7 km²avg depth3.5 m
- Lac 1369915area0,6 km²avg depth3.4 m
- Lac 1370093area0,3 km²avg depth3.9 m
- Lac 1370102area0,2 km²avg depth3.5 m
- Lac 1369893area0,2 km²avg depth3.3 m
Rivers / streams (8, ord ≥ 4)
- 湟水ord 6len here79.78 km8%total951 km
- 甘子河ord 2len here54.85 km100%total55 km
- 哈尔盖河ord 4len here28.93 km26%total113 km
- 雪沁龙洼曲ord 3len here17.32 km100%total17 km
- 包哈图ord 3len here13.74 km84%total16 km
- 宝库河ord 4len here9.99 km6%total159 km
- 呼达斯曲ord 3len here7.68 km21%total36 km
- 力气儿珂ord 1len here7.31 km100%total7 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
3,2%
Pesticides
15,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)