Ontologia

Commune · CHN

Dalad

China

BSkArid, steppe, cold(100 %)

Species observed

179

Observations

331

Area

8 284,1km²

Ecological tissue

Sample of 34 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 Dalad : 25 espèces reliées par 60 interactions GloBI sur 6 types (connectance 10.7%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
60
Connectance
0.107
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

179 distinct species · 331 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

331 obs · 29 cellules
Obs. / cellule
≥ 183
30–182
5–29
2–4
< 2

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

Climate

Mean T°

8,0°C

Annual rain

360mm

Warmest m°

28,9°C

Coldest m°

-15,4°C

Elevation: 1 175 m on average (min 994 m, max 1 562 m)

Bioclimatic detailsExpert
Annual mean temp.
8,0°C
Annual rain
360mm
Warmest month
28,9°C
Coldest month
-15,4°C
Mean alt.
1 175m
Min
994m
Max
1 562m
Std. dev.
147m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(100 %)Arid

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

Soil & lithology

pH H₂O

8,2

Org. C

8,7g/kg

Clay

21,0%

Sand

40,1%

Silt

38,8%

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

Dominant lithology: suGLiMaggregated to Ordos

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,2
Org. C
10,6g/kg
Clay
20,6%
Sand
40,5%
Silt
38,8%
5–15 cm
pH H₂O
8,3
Org. C
8,4g/kg
Clay
20,7%
Sand
40,5%
Silt
38,8%
15–30 cm
pH H₂O
8,2
Org. C
7,2g/kg
Clay
21,7%
Sand
39,4%
Silt
38,9%

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

Land cover

Forest1.7%
Crops20.0%
Built-up0.5%
Bare soil19.8%
Other (grassland, water…)58.0%

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

Hydrology35 basins · 6 lakes · 17 rivers

Hydrology metrics for this exact territory

Stream length here

643,8km

Lake surface here

1,74km²

Basins crossed

35

Max stream order

7

Max drainage

367 657km²

Discharge in basins

5 009,2m³/s

Mean precip.

339mm/an

Mean T°

6,3°C

Moisture idx

-0,65

Max snow

12%

Mean runoff

31mm/an

Mean elev. (basins)

1 203m

Watersheds crossing here

26 more basins

Lakes (6, top by area)

Rivers / streams (17, ord ≥ 4)

5 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,3nW

Built-up

50,2%

Pesticides

44,6kg/km²

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