Den Hung
IUCN VCultural and Historical Site · 1977
29 km²
City · VNM
Việt Trì
Vietnam
CwaTemperate, dry winter, hot summer(100 %)
Species observed
27
Observations
34
Area
116,1km²
Ecological tissue
Sample of 10 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 Việt Trì : 10 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 6 interactions GloBI sur 3 types (connectance 13.3%, filtre Serrano α=0.2).
Espèces affichées
10
Interactions affichées
6
Connectance
0.133
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
27 distinct species · 34 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
24,2°C
Annual rain
1 671mm
Warmest m°
32,0°C
Coldest m°
13,5°C
Elevation: 20 m on average (min 10 m, max 46 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
24,2°C
Annual rain
1 671mm
Warmest month
32,0°C
Coldest month
13,5°C
Mean alt.
20m
Min
10m
Max
46m
Std. dev.
8m
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)
Soil & lithology
pH H₂O
6,0
Org. C
17,3g/kg
Clay
30,8%
Sand
30,7%
Silt
38,6%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: pbGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,0
Org. C
21,7g/kg
Clay
31,0%
Sand
31,4%
Silt
37,6%
5–15 cm
pH H₂O
6,1
Org. C
17,5g/kg
Clay
30,4%
Sand
30,9%
Silt
38,7%
15–30 cm
pH H₂O
6,1
Org. C
12,7g/kg
Clay
30,9%
Sand
29,6%
Silt
39,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest21.7%
Crops15.3%
Built-up7.2%
Bare soil4.5%
Other (grassland, water…)51.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology4 basins · 1 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
22,7km
Lake surface here
0,15km²
Basins crossed
4
Max stream order
8
Max drainage
134 918km²
Discharge in basins
1 168,8m³/s
Mean precip.
1 672mm/an
Mean T°
23,1°C
Moisture idx
0,20
Mean runoff
872mm/an
Mean elev. (basins)
42m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
10hab/km²
Night light
5,9nW
Built-up
715,4%
Pesticides
8,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN V · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN