Ontologia

City · VNM

Lạng Sơn

Vietnam

CwaTemperate, dry winter, hot summer(93 %)

Species observed

121

Observations

228

Area

78,8km²

Ecological tissue

Sample of 29 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 Lạng Sơn : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 25 interactions GloBI sur 3 types (connectance 6.2%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
25
Connectance
0.062
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

121 distinct species · 228 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

228 obs · 2 cellules
Obs. / cellule
≥ 202
202–201
202–201
202–201
< 202

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

Climate

Mean T°

21,6°C

Annual rain

1 516mm

Warmest m°

29,9°C

Coldest m°

9,7°C

Elevation: 317 m on average (min 259 m, max 432 m)

Bioclimatic detailsExpert
Annual mean temp.
21,6°C
Annual rain
1 516mm
Warmest month
29,9°C
Coldest month
9,7°C
Mean alt.
317m
Min
259m
Max
432m
Std. dev.
43m
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

5,9

Org. C

20,3g/kg

Clay

33,1%

Sand

21,4%

Silt

45,5%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
29,6g/kg
Clay
31,5%
Sand
22,3%
Silt
46,2%
5–15 cm
pH H₂O
5,9
Org. C
19,3g/kg
Clay
31,6%
Sand
21,8%
Silt
46,6%
15–30 cm
pH H₂O
5,9
Org. C
12,2g/kg
Clay
36,2%
Sand
20,0%
Silt
43,8%

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

Land cover

Forest51.1%
Crops9.3%
Built-up3.6%
Bare soil0.9%
Other (grassland, water…)35.1%

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

Hydrology3 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

14,8km

Basins crossed

3

Max stream order

4

Max drainage

1 808km²

Discharge in basins

3,7m³/s

Mean precip.

1 369mm/an

Mean T°

21,3°C

Moisture idx

0,06

Mean runoff

552mm/an

Mean elev. (basins)

378m

Watersheds crossing here

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

Human pressure

Pop. density

9hab/km²

Night light

3,0nW

Built-up

364,8%

Pesticides

7,5kg/km²

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

Sub-administrations4