Ontologia

District · VNM

Tràng Định

Vietnam

CwaTemperate, dry winter, hot summer(93 %)

Species observed

159

Observations

231

Area

1 016,3km²

Ecological tissue

Sample of 18 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 Tràng Định : 18 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 12 interactions GloBI sur 3 types (connectance 7.8%, filtre Serrano α=0.2).

Espèces affichées
18
Interactions affichées
12
Connectance
0.078
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

159 distinct species · 231 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

231 obs · 17 cellules
Obs. / cellule
≥ 91
58–90
11–57
4–10
< 4

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

Climate

Mean T°

21,5°C

Annual rain

1 618mm

Warmest m°

29,8°C

Coldest m°

9,5°C

Elevation: 345 m on average (min 159 m, max 773 m)

Bioclimatic detailsExpert
Annual mean temp.
21,5°C
Annual rain
1 618mm
Warmest month
29,8°C
Coldest month
9,5°C
Mean alt.
345m
Min
159m
Max
773m
Std. dev.
104m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(93 %)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

24,4g/kg

Clay

32,3%

Sand

24,3%

Silt

43,3%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
36,0g/kg
Clay
31,0%
Sand
24,8%
Silt
44,2%
5–15 cm
pH H₂O
5,6
Org. C
22,7g/kg
Clay
31,5%
Sand
24,9%
Silt
43,5%
15–30 cm
pH H₂O
5,7
Org. C
14,4g/kg
Clay
34,5%
Sand
23,3%
Silt
42,3%

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

Land cover

Forest72.7%
Crops3.4%
Built-up0.1%
Bare soil0.3%
Other (grassland, water…)23.6%

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

Hydrology5 basins · 1 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

127,8km

Lake surface here

0,13km²

Basins crossed

5

Max stream order

5

Max drainage

7 022km²

Discharge in basins

76,6m³/s

Mean precip.

1 404mm/an

Mean T°

21,9°C

Moisture idx

0,03

Mean runoff

526mm/an

Mean elev. (basins)

343m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

7,5%

Pesticides

9,0kg/km²

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

Sub-administrations9