Ontologia

Commune · VNM

Hà Vân

Vietnam

CwaTemperate, dry winter, hot summer(100 %)

Species observed

12

Observations

16

Area

6,8km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 4 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 Hà Vân : 4 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 2 interactions GloBI sur 2 types (connectance 33.3%, filtre Serrano α=0.2).

Espèces affichées
4
Interactions affichées
2
Connectance
0.333
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

12 distinct species · 16 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

16 obs · 1 cellules
Obs. / cellule
≥ 16
16–15
16–15
16–15
< 16

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

Climate

Mean T°

24,2°C

Annual rain

1 779mm

Warmest m°

32,6°C

Coldest m°

14,1°C

Elevation: 7 m on average (min 2 m, max 16 m)

Bioclimatic detailsExpert
Annual mean temp.
24,2°C
Annual rain
1 779mm
Warmest month
32,6°C
Coldest month
14,1°C
Mean alt.
7m
Min
2m
Max
16m
Std. dev.
4m
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

6,0

Org. C

21,9g/kg

Clay

35,1%

Sand

29,3%

Silt

35,6%

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

Dominant lithology: smGLiMaggregated to Hà Trung

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
27,6g/kg
Clay
33,9%
Sand
30,1%
Silt
36,1%
5–15 cm
pH H₂O
6,0
Org. C
22,4g/kg
Clay
33,9%
Sand
29,9%
Silt
36,2%
15–30 cm
pH H₂O
6,0
Org. C
15,8g/kg
Clay
37,6%
Sand
27,8%
Silt
34,5%

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

Land cover

Forest14.7%
Crops54.5%
Built-up2.4%
Bare soil0.2%
Other (grassland, water…)28.2%

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

Hydrology1 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

1

Max drainage

610km²

Discharge in basins

0,2m³/s

Mean precip.

1 773mm/an

Mean T°

24,2°C

Moisture idx

0,25

Mean runoff

955mm/an

Mean elev. (basins)

24m

Watersheds crossing here

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

Human pressure

Pop. density

4hab/km²

Night light

0,3nW

Built-up

235,9%

Pesticides

9,9kg/km²

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