Ontologia

Commune · CHN

Beichuan Qiang

China

CwaTemperate, dry winter, hot summer(32 %)

Species observed

618

Observations

1 465

Area

2 852,3km²

Ecological tissue

Sample of 15 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 Beichuan Qiang : 14 espèces reliées par 11 interactions GloBI sur 2 types (connectance 10.5%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
15
Interactions affichées
11
Connectance
0.105
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

618 distinct species · 1 465 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 465 obs · 31 cellules
Obs. / cellule
≥ 756
71–755
14–70
4–13
< 4

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

Climate

Mean T°

10,1°C

Annual rain

1 453mm

Warmest m°

22,2°C

Coldest m°

-6,7°C

Elevation: 1 734 m on average (min 587 m, max 4 372 m)

Bioclimatic detailsExpert
Annual mean temp.
10,1°C
Annual rain
1 453mm
Warmest month
22,2°C
Coldest month
-6,7°C
Mean alt.
1 734m
Min
587m
Max
4 372m
Std. dev.
670m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(32 %)Temperate

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

Soil & lithology

pH H₂O

5,8

Org. C

42,6g/kg

Clay

25,1%

Sand

33,4%

Silt

41,5%

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

Dominant lithology: smGLiMaggregated to Mianyang

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
68,2g/kg
Clay
24,7%
Sand
33,7%
Silt
41,6%
5–15 cm
pH H₂O
5,8
Org. C
35,2g/kg
Clay
25,3%
Sand
33,3%
Silt
41,4%
15–30 cm
pH H₂O
5,9
Org. C
24,6g/kg
Clay
25,4%
Sand
33,1%
Silt
41,4%

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

Land cover

Forest71.4%
Crops2.4%
Built-up0.1%
Bare soil0.9%
Other (grassland, water…)25.3%

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

Hydrology17 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

276,9km

Basins crossed

17

Max stream order

5

Max drainage

14 227km²

Discharge in basins

150,2m³/s

Mean precip.

891mm/an

Mean T°

11,3°C

Moisture idx

-0,13

Max snow

14%

Mean runoff

464mm/an

Mean elev. (basins)

1 711m

Watersheds crossing here

8 more basins

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

5,5%

Pesticides

75,0kg/km²

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