Ontologia

Commune · CHN

Dagzê

China

DwcCold, dry winter, cold summer(42 %)

Species observed

292

Observations

754

Area

1 364,3km²

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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Dagzê : 17 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 48 interactions GloBI sur 3 types (connectance 14.8%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
48
Connectance
0.148
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

292 distinct species · 754 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

754 obs · 21 cellules
Obs. / cellule
≥ 222
136–221
28–135
9–27
< 9

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

Climate

Mean T°

1,3°C

Annual rain

849mm

Warmest m°

15,6°C

Coldest m°

-19,4°C

Elevation: 4 417 m on average (min 3 681 m, max 5 359 m)

Bioclimatic detailsExpert
Annual mean temp.
1,3°C
Annual rain
849mm
Warmest month
15,6°C
Coldest month
-19,4°C
Mean alt.
4 417m
Min
3 681m
Max
5 359m
Std. dev.
484m
Köppen-Geiger (dominant)
DwcCold, dry winter, cold summer(42 %)Cold

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

Soil & lithology

pH H₂O

7,2

Org. C

25,4g/kg

Clay

14,1%

Sand

50,0%

Silt

35,9%

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

Dominant lithology: paGLiMaggregated to Lhasa

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,1
Org. C
34,3g/kg
Clay
13,3%
Sand
50,6%
Silt
36,1%
5–15 cm
pH H₂O
7,2
Org. C
24,1g/kg
Clay
14,5%
Sand
49,7%
Silt
35,8%
15–30 cm
pH H₂O
7,2
Org. C
17,8g/kg
Clay
14,6%
Sand
49,7%
Silt
35,7%

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

Land cover

Forest0.9%
Crops0.0%
Built-up0.1%
Bare soil11.7%
Other (grassland, water…)87.2%

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

Hydrology8 basins · 3 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

123,1km

Lake surface here

2,67km²

Basins crossed

8

Max stream order

6

Max drainage

161 540km²

Discharge in basins

131,5m³/s

Mean precip.

320mm/an

Mean T°

2,9°C

Moisture idx

-0,64

Max snow

5%

Mean runoff

123mm/an

Mean elev. (basins)

4 413m

Watersheds crossing here

Lakes (3, top by area)

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

0hab/km²

Night light

0,3nW

Built-up

15,4%

Pesticides

86,0kg/km²

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