Ontologia

District · VNM

Văn Lãng

Vietnam

CwaTemperate, dry winter, hot summer(100 %)

Species observed

97

Observations

152

Area

564,7km²

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 Văn Lãng : 8 espèces reliées par 6 interactions GloBI sur 2 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

97 distinct species · 152 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

152 obs · 9 cellules
Obs. / cellule
≥ 88
88–87
16–87
7–15
< 7

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

Climate

Mean T°

21,7°C

Annual rain

1 500mm

Warmest m°

30,0°C

Coldest m°

9,7°C

Elevation: 301 m on average (min 172 m, max 747 m)

Bioclimatic detailsExpert
Annual mean temp.
21,7°C
Annual rain
1 500mm
Warmest month
30,0°C
Coldest month
9,7°C
Mean alt.
301m
Min
172m
Max
747m
Std. dev.
86m
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

5,8

Org. C

22,8g/kg

Clay

31,2%

Sand

23,5%

Silt

45,3%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
33,5g/kg
Clay
29,7%
Sand
24,2%
Silt
46,0%
5–15 cm
pH H₂O
5,8
Org. C
20,9g/kg
Clay
30,3%
Sand
24,0%
Silt
45,7%
15–30 cm
pH H₂O
5,8
Org. C
14,1g/kg
Clay
33,7%
Sand
22,2%
Silt
44,1%

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

Land cover

Forest72.0%
Crops4.5%
Built-up0.3%
Bare soil0.6%
Other (grassland, water…)22.7%

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

Hydrology7 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

74,7km

Basins crossed

7

Max stream order

5

Max drainage

7 022km²

Discharge in basins

76,5m³/s

Mean precip.

1 347mm/an

Mean T°

21,7°C

Moisture idx

0,00

Mean runoff

544mm/an

Mean elev. (basins)

345m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

0,1nW

Built-up

26,1%

Pesticides

8,3kg/km²

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

Sub-administrations10