Huu Lien
IUCN IVNature Reserve · 2006
97 km²
District · VNM
Chi Lăng
Vietnam
CwaTemperate, dry winter, hot summer(100 %)
Species observed
72
Observations
107
Area
703,7km²
Ecological tissue
Sample of 2 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 Chi Lăng : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).
Espèces affichées
2
Interactions affichées
1
Connectance
1.000
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
72 distinct species · 107 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
21,7°C
Annual rain
1 668mm
Warmest m°
29,7°C
Coldest m°
10,2°C
Elevation: 334 m on average (min 39 m, max 755 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
21,7°C
Annual rain
1 668mm
Warmest month
29,7°C
Coldest month
10,2°C
Mean alt.
334m
Min
39m
Max
755m
Std. dev.
113m
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
5,8
Org. C
22,1g/kg
Clay
31,7%
Sand
23,4%
Silt
44,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,8
Org. C
32,9g/kg
Clay
31,0%
Sand
24,0%
Silt
45,0%
5–15 cm
pH H₂O
5,8
Org. C
20,8g/kg
Clay
30,8%
Sand
23,7%
Silt
45,5%
15–30 cm
pH H₂O
5,8
Org. C
12,7g/kg
Clay
33,3%
Sand
22,5%
Silt
44,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest60.9%
Crops9.2%
Built-up0.4%
Bare soil0.7%
Other (grassland, water…)28.9%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology4 basins · 1 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
56,2km
Lake surface here
0,13km²
Basins crossed
4
Max stream order
4
Max drainage
3 099km²
Discharge in basins
17,3m³/s
Mean precip.
1 527mm/an
Mean T°
22,5°C
Moisture idx
0,15
Mean runoff
669mm/an
Mean elev. (basins)
195m
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
1hab/km²
Night light
0,1nW
Built-up
37,2%
Pesticides
8,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN IV · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN