Ontologia

District · VNM

Ba Bể

Vietnam

CwaTemperate, dry winter, hot summer(99 %)

Species observed

685

Observations

2 538

Area

683,8km²

Ecological tissue

Sample of 38 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 Ba Bể : 36 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 32 interactions GloBI sur 2 types (connectance 4.6%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
32
Connectance
0.045
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

685 distinct species · 2 538 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 538 obs · 13 cellules
Obs. / cellule
≥ 1 892
390–1 891
55–389
12–54
< 12

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

Climate

Mean T°

21,1°C

Annual rain

1 976mm

Warmest m°

28,8°C

Coldest m°

9,9°C

Elevation: 507 m on average (min 190 m, max 1 279 m)

Bioclimatic detailsExpert
Annual mean temp.
21,1°C
Annual rain
1 976mm
Warmest month
28,8°C
Coldest month
9,9°C
Mean alt.
507m
Min
190m
Max
1 279m
Std. dev.
258m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(99 %)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

25,8g/kg

Clay

33,6%

Sand

24,6%

Silt

41,8%

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
38,9g/kg
Clay
33,0%
Sand
25,2%
Silt
41,8%
5–15 cm
pH H₂O
5,6
Org. C
23,5g/kg
Clay
32,4%
Sand
25,3%
Silt
42,3%
15–30 cm
pH H₂O
5,6
Org. C
14,9g/kg
Clay
35,5%
Sand
23,4%
Silt
41,1%

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

Land cover

Forest75.7%
Crops3.0%
Built-up0.1%
Bare soil0.2%
Other (grassland, water…)21.0%

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

Hydrology3 basins · 1 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

122,2km

Lake surface here

2,84km²

Basins crossed

3

Max stream order

5

Max drainage

2 299km²

Discharge in basins

16,0m³/s

Mean precip.

1 645mm/an

Mean T°

20,8°C

Moisture idx

0,22

Mean runoff

799mm/an

Mean elev. (basins)

575m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

1hab/km²

Built-up

9,6%

Pesticides

8,7kg/km²

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

Protected areas2

IUCN Not Reported · 2

Ba Be

IUCN Not Reported

National Park · 1992

99 km²

Ba Be

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 2011

99 km²

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN

Sub-administrations14