Ontologia

Commune · VNM

Vạn Mai

Vietnam

CwaTemperate, dry winter, hot summer(100 %)

Species observed

70

Observations

87

Area

35,1km²

Ecological tissue

Sample of 9 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 Vạn Mai : 8 espèces reliées par 6 interactions GloBI sur 3 types (connectance 16.7%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
9
Interactions affichées
6
Connectance
0.167
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

70 distinct species · 87 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

87 obs · 1 cellules
Obs. / cellule
≥ 87
87–86
87–86
87–86
< 87

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

Climate

Mean T°

21,8°C

Annual rain

1 656mm

Warmest m°

30,0°C

Coldest m°

11,3°C

Elevation: 455 m on average (min 165 m, max 923 m)

Bioclimatic detailsExpert
Annual mean temp.
21,8°C
Annual rain
1 656mm
Warmest month
30,0°C
Coldest month
11,3°C
Mean alt.
455m
Min
165m
Max
923m
Std. dev.
209m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(100 %)Temperate

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

Soil & lithology

pH H₂O

5,6

Org. C

28,5g/kg

Clay

33,0%

Sand

31,1%

Silt

35,9%

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

Dominant lithology: scGLiMaggregated to Mai Châu

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
38,6g/kg
Clay
31,7%
Sand
32,0%
Silt
36,3%
5–15 cm
pH H₂O
5,6
Org. C
27,9g/kg
Clay
31,8%
Sand
31,5%
Silt
36,7%
15–30 cm
pH H₂O
5,6
Org. C
19,0g/kg
Clay
35,5%
Sand
29,8%
Silt
34,7%

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

Land cover

Forest91.9%
Crops1.8%
Built-up0.2%
Bare soil0.1%
Other (grassland, water…)6.1%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

1,9km

Basins crossed

2

Max stream order

5

Max drainage

19 252km²

Discharge in basins

12,3m³/s

Mean precip.

1 597mm/an

Mean T°

21,4°C

Moisture idx

0,18

Mean runoff

894mm/an

Mean elev. (basins)

527m

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

1hab/km²

Built-up

17,2%

Pesticides

10,3kg/km²

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

Protected areas1

IUCN Not Reported · 1

Pu Luong

IUCN Not Reported

Nature Reserve · 1999

171 km²

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