Ontologia

Commune · VNM

Hiến Nam

Vietnam

CwaTemperate, dry winter, hot summer(100 %)

Species observed

10

Observations

12

Area

3,7km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 5 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 Hiến Nam : 5 espèces reliées par 3 interactions GloBI sur 2 types (connectance 30.0%, filtre Serrano α=0.2).

Espèces affichées
5
Interactions affichées
3
Connectance
0.300
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

10 distinct species · 12 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

12 obs · 1 cellules
Obs. / cellule
≥ 12
12–11
12–11
12–11
< 12

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 831mm

Warmest m°

32,7°C

Coldest m°

13,6°C

Elevation: 5 m on average (min 4 m, max 6 m)

Bioclimatic detailsExpert
Annual mean temp.
24,2°C
Annual rain
1 831mm
Warmest month
32,7°C
Coldest month
13,6°C
Mean alt.
5m
Min
4m
Max
6m
Std. dev.
0m
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

6,1

Org. C

19,7g/kg

Clay

34,7%

Sand

25,5%

Silt

39,8%

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

Dominant lithology: suGLiMaggregated to Hưng Yên

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,1
Org. C
25,7g/kg
Clay
34,1%
Sand
26,0%
Silt
39,9%
5–15 cm
pH H₂O
6,2
Org. C
19,0g/kg
Clay
34,0%
Sand
25,7%
Silt
40,3%
15–30 cm
pH H₂O
6,2
Org. C
14,5g/kg
Clay
36,1%
Sand
24,7%
Silt
39,1%

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

Land cover

Forest8.0%
Crops9.1%
Built-up14.3%
Bare soil0.7%
Other (grassland, water…)67.9%

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

138 091km²

Discharge in basins

27,9m³/s

Mean precip.

1 700mm/an

Mean T°

24,3°C

Moisture idx

0,24

Mean runoff

898mm/an

Mean elev. (basins)

5m

Watersheds crossing here

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

Human pressure

Pop. density

65hab/km²

Night light

18,2nW

Built-up

1 432,7%

Pesticides

9,0kg/km²

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