Ontologia

City · VNM

Hạ Long

Vietnam

CwaTemperate, dry winter, hot summer(100 %)

Species observed

215

Observations

725

Area

209,4km²

Ecological tissue

Sample of 35 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 Hạ Long : 31 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 38 interactions GloBI sur 4 types (connectance 6.4%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
38
Connectance
0.064
Patrimoniales
3
Plus dense que (national)0 %(top 100%)

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

Species present

215 distinct species · 725 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

725 obs · 6 cellules
Obs. / cellule
≥ 379
379–378
185–378
66–184
< 66

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

Climate

Mean T°

23,5°C

Annual rain

2 022mm

Warmest m°

30,5°C

Coldest m°

14,1°C

Elevation: 50 m on average (min -63 m, max 237 m)

Bioclimatic detailsExpert
Annual mean temp.
23,5°C
Annual rain
2 022mm
Warmest month
30,5°C
Coldest month
14,1°C
Mean alt.
50m
Min
-63m
Max
237m
Std. dev.
60m
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)

Hydrology3 basins · 5 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

20,1km

Lake surface here

4,89km²

Basins crossed

3

Max stream order

3

Max drainage

1 610km²

Discharge in basins

1,2m³/s

Mean precip.

1 969mm/an

Mean T°

23,2°C

Moisture idx

0,36

Mean runoff

966mm/an

Mean elev. (basins)

84m

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

Protected areas3

IUCN Not Reported · 2IUCN V · 1🌊 Marine · 3

Ha Long Bay

IUCN Not Reported

Cultural and Historical Site · 1962

402 km²

Bai Chay

IUCN V

Cultural and Historical Site · 1986

116 km²

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

Sub-administrations11