Ontologia

Autonomous Prefecture · CHN

Ngawa Tibetan and Qiang

China

DwcCold, dry winter, cold summer(55 %)

Species observed

8 432

Observations

233 814

Area

84 020km²

Ecological tissue

Sample of 28 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 Ngawa Tibetan and Qiang : 17 espèces reliées par 51 interactions GloBI sur 3 types (connectance 10.3%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
51
Connectance
0.103
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

8 432 distinct species · 233 814 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

233 814 obs · 50 cellules
Obs. / cellule
≥ 34 144
13 942–34 143
5 926–13 941
1 120–5 925
< 1 120

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

0,7°C

Annual rain

1 182mm

Warmest m°

15,3°C

Coldest m°

-20,5°C

Elevation: 3 596 m on average (min 566 m, max 5 377 m)

Bioclimatic detailsExpert
Annual mean temp.
0,7°C
Annual rain
1 182mm
Warmest month
15,3°C
Coldest month
-20,5°C
Mean alt.
3 596m
Min
566m
Max
5 377m
Std. dev.
644m
Köppen-Geiger (dominant)
DwcCold, dry winter, cold summer(55 %)Cold

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

Soil & lithology

pH H₂O

6,2

Org. C

62,1g/kg

Clay

19,5%

Sand

37,6%

Silt

42,9%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
86,0g/kg
Clay
18,9%
Sand
38,0%
Silt
43,2%
5–15 cm
pH H₂O
6,2
Org. C
57,2g/kg
Clay
19,8%
Sand
37,5%
Silt
42,7%
15–30 cm
pH H₂O
6,3
Org. C
43,1g/kg
Clay
19,9%
Sand
37,4%
Silt
42,7%

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

Land cover

Forest30.1%
Crops0.5%
Built-up0.0%
Bare soil6.3%
Other (grassland, water…)63.1%

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

Hydrology158 basins · 50 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

7 886,0km

Lake surface here

128,18km²

Basins crossed

158

Max stream order

6

Max drainage

78 356km²

Discharge in basins

8 040,0m³/s

Mean precip.

805mm/an

Mean T°

2,8°C

Moisture idx

-0,04

Max snow

25%

Mean runoff

420mm/an

Mean elev. (basins)

3 589m

Watersheds crossing here

149 more basins

Lakes (50, top by area)

41 more lakes

Rivers / streams (100, ord ≥ 4)

88 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

3,5%

Pesticides

37,4kg/km²

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

Protected areas8

IUCN Not Applicable · 5IUCN VI · 2IUCN Not Reported · 1📍 Point sites · 3

Baishuijiang

IUCN Not Applicable

UNESCO-MAB Biosphere Reserve · 2000

2 660 km²

Complete list

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN

Sub-administrations12