Ontologia

District · VNM

Lâm Hà

Vietnam

AwTropical, savannah(63 %)

Species observed

564

Observations

24 425

Area

940,1km²

Ecological tissue

Sample of 14 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 Lâm Hà : 12 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 12 interactions GloBI sur 2 types (connectance 13.2%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
14
Interactions affichées
12
Connectance
0.132
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

564 distinct species · 24 425 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

24 425 obs · 24 cellules
Obs. / cellule
≥ 22 753
432–22 752
60–431
20–59
< 20

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

Climate

Mean T°

21,3°C

Annual rain

2 037mm

Warmest m°

28,6°C

Coldest m°

14,0°C

Elevation: 1 033 m on average (min 603 m, max 1 847 m)

Bioclimatic detailsExpert
Annual mean temp.
21,3°C
Annual rain
2 037mm
Warmest month
28,6°C
Coldest month
14,0°C
Mean alt.
1 033m
Min
603m
Max
1 847m
Std. dev.
221m
Köppen-Geiger (dominant)
AwTropical, savannah(63 %)Tropical

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,4

Org. C

28,4g/kg

Clay

36,0%

Sand

33,6%

Silt

30,4%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
39,7g/kg
Clay
34,7%
Sand
34,4%
Silt
30,9%
5–15 cm
pH H₂O
5,4
Org. C
27,7g/kg
Clay
34,5%
Sand
34,4%
Silt
31,1%
15–30 cm
pH H₂O
5,4
Org. C
17,9g/kg
Clay
38,8%
Sand
32,0%
Silt
29,2%

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

Land cover

Forest58.3%
Crops10.7%
Built-up0.9%
Bare soil0.6%
Other (grassland, water…)29.6%

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

Hydrology5 basins · 2 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

176,0km

Lake surface here

0,38km²

Basins crossed

5

Max stream order

5

Max drainage

4 511km²

Discharge in basins

55,9m³/s

Mean precip.

1 808mm/an

Mean T°

20,6°C

Moisture idx

0,19

Mean runoff

1 142mm/an

Mean elev. (basins)

1 069m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

2hab/km²

Night light

0,9nW

Built-up

89,3%

Pesticides

17,1kg/km²

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

Sub-administrations5