Ontologia

Commune · CHN

Gengma Dai and Va

China

CwaTemperate, dry winter, hot summer(66 %)

Species observed

976

Observations

2 703

Area

3 659km²

Ecological tissue

Sample of 21 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 Gengma Dai and Va : 16 espèces reliées par 21 interactions GloBI sur 2 types (connectance 10.0%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
21
Interactions affichées
21
Connectance
0.100
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

976 distinct species · 2 703 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 703 obs · 29 cellules
Obs. / cellule
≥ 2 485
29–2 484
6–28
3–5
< 3

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

Climate

Mean T°

19,1°C

Annual rain

1 552mm

Warmest m°

26,8°C

Coldest m°

6,4°C

Elevation: 1 410 m on average (min 480 m, max 2 914 m)

Bioclimatic detailsExpert
Annual mean temp.
19,1°C
Annual rain
1 552mm
Warmest month
26,8°C
Coldest month
6,4°C
Mean alt.
1 410m
Min
480m
Max
2 914m
Std. dev.
480m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(66 %)Temperate

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

Soil & lithology

pH H₂O

5,7

Org. C

31,1g/kg

Clay

31,8%

Sand

32,9%

Silt

35,3%

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

Dominant lithology: smGLiMaggregated to Lincang

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
44,6g/kg
Clay
31,1%
Sand
33,4%
Silt
35,5%
5–15 cm
pH H₂O
5,7
Org. C
28,6g/kg
Clay
31,4%
Sand
33,0%
Silt
35,6%
15–30 cm
pH H₂O
5,7
Org. C
20,2g/kg
Clay
32,9%
Sand
32,3%
Silt
34,8%

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

Land cover

Forest72.4%
Crops8.4%
Built-up0.3%
Bare soil0.5%
Other (grassland, water…)18.5%

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

Hydrology15 basins · 4 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

262,0km

Lake surface here

2,19km²

Basins crossed

15

Max stream order

5

Max drainage

8 322km²

Discharge in basins

297,6m³/s

Mean precip.

1 359mm/an

Mean T°

17,9°C

Moisture idx

-0,01

Mean runoff

625mm/an

Mean elev. (basins)

1 463m

Watersheds crossing here

6 more basins

Lakes (4, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,3nW

Built-up

26,4%

Pesticides

88,4kg/km²

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