Ontologia

Commune · CHN

Tunliu

China

DwaCold, dry winter, hot summer(91 %)

Species observed

1

Observations

6

Area

1 172,4km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Species present

1 distinct species · 6 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

6 obs · 2 cellules
Obs. / cellule
≥ 3
3–2
3–2
3–2
< 3

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

9,5°C

Annual rain

611mm

Warmest m°

26,9°C

Coldest m°

-11,0°C

Elevation: 1 050 m on average (min 902 m, max 1 421 m)

Bioclimatic detailsExpert
Annual mean temp.
9,5°C
Annual rain
611mm
Warmest month
26,9°C
Coldest month
-11,0°C
Mean alt.
1 050m
Min
902m
Max
1 421m
Std. dev.
102m
Köppen-Geiger (dominant)
DwaCold, dry winter, hot summer(91 %)Cold

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

7,4

Org. C

16,0g/kg

Clay

19,1%

Sand

37,4%

Silt

43,5%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: smGLiMaggregated to Changzhi

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,4
Org. C
24,8g/kg
Clay
18,5%
Sand
38,1%
Silt
43,4%
5–15 cm
pH H₂O
7,4
Org. C
13,5g/kg
Clay
18,7%
Sand
37,7%
Silt
43,6%
15–30 cm
pH H₂O
7,4
Org. C
9,5g/kg
Clay
20,2%
Sand
36,4%
Silt
43,5%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest17.5%
Crops38.5%
Built-up1.2%
Bare soil1.3%
Other (grassland, water…)41.4%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology5 basins · 2 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

114,2km

Lake surface here

3,10km²

Basins crossed

5

Max stream order

3

Max drainage

4 515km²

Discharge in basins

3,1m³/s

Mean precip.

595mm/an

Mean T°

9,3°C

Moisture idx

-0,45

Max snow

3%

Mean runoff

66mm/an

Mean elev. (basins)

1 050m

Watersheds crossing here

Lakes (2, top by area)

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

2hab/km²

Night light

1,0nW

Built-up

121,9%

Pesticides

67,6kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)