Ontologia

Commune · CHN

Tongde

China

DwcCold, dry winter, cold summer(64 %)

Species observed

361

Observations

827

Area

4 637,8km²

Ecological tissue

Sample of 17 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Tongde : 15 espèces reliées par 18 interactions GloBI sur 3 types (connectance 13.2%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
17
Interactions affichées
18
Connectance
0.132
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

361 distinct species · 827 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

827 obs · 25 cellules
Obs. / cellule
≥ 328
57–327
11–56
2–10
< 2

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

Climate

Mean T°

1,0°C

Annual rain

653mm

Warmest m°

15,9°C

Coldest m°

-19,9°C

Elevation: 3 637 m on average (min 2 680 m, max 4 462 m)

Bioclimatic detailsExpert
Annual mean temp.
1,0°C
Annual rain
653mm
Warmest month
15,9°C
Coldest month
-19,9°C
Mean alt.
3 637m
Min
2 680m
Max
4 462m
Std. dev.
345m
Köppen-Geiger (dominant)
DwcCold, dry winter, cold summer(64 %)Cold

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

Soil & lithology

pH H₂O

7,5

Org. C

39,8g/kg

Clay

19,6%

Sand

34,6%

Silt

45,8%

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

Dominant lithology: smGLiMaggregated to Hainan Tibetan

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,5
Org. C
58,7g/kg
Clay
18,8%
Sand
35,2%
Silt
46,0%
5–15 cm
pH H₂O
7,6
Org. C
38,0g/kg
Clay
19,4%
Sand
34,8%
Silt
45,9%
15–30 cm
pH H₂O
7,6
Org. C
22,7g/kg
Clay
20,5%
Sand
33,8%
Silt
45,6%

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

Land cover

Forest1.9%
Crops2.4%
Built-up0.0%
Bare soil5.0%
Other (grassland, water…)90.6%

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

Hydrology22 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

387,1km

Basins crossed

22

Max stream order

6

Max drainage

125 036km²

Discharge in basins

2 189,8m³/s

Mean precip.

466mm/an

Mean T°

-0,6°C

Moisture idx

-0,35

Max snow

5%

Mean runoff

15mm/an

Mean elev. (basins)

3 659m

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

1,7%

Pesticides

30,3kg/km²

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