Than Sa-Phuong Hoang
IUCN Not ReportedNature Reserve · 2011
136 km²
District · VNM
Võ Nhai
Vietnam
CwaTemperate, dry winter, hot summer(100 %)
Species observed
286
Observations
518
Area
839,6km²
Ecological tissue
Sample of 5 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 Võ Nhai : 4 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 5 interactions GloBI sur 3 types (connectance 33.3%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
6
Interactions affichées
5
Connectance
0.333
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
286 distinct species · 518 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
22,2°C
Annual rain
1 972mm
Warmest m°
30,0°C
Coldest m°
11,1°C
Elevation: 262 m on average (min 46 m, max 650 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
22,2°C
Annual rain
1 972mm
Warmest month
30,0°C
Coldest month
11,1°C
Mean alt.
262m
Min
46m
Max
650m
Std. dev.
125m
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
5,6
Org. C
26,4g/kg
Clay
33,8%
Sand
25,2%
Silt
41,0%
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
5,5
Org. C
39,4g/kg
Clay
34,0%
Sand
25,5%
Silt
40,5%
5–15 cm
pH H₂O
5,6
Org. C
23,9g/kg
Clay
33,5%
Sand
25,6%
Silt
40,9%
15–30 cm
pH H₂O
5,6
Org. C
15,8g/kg
Clay
34,0%
Sand
24,4%
Silt
41,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest72.8%
Crops4.8%
Built-up0.1%
Bare soil0.5%
Other (grassland, water…)21.9%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology9 basins · 1 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
81,2km
Lake surface here
0,22km²
Basins crossed
9
Max stream order
4
Max drainage
3 545km²
Discharge in basins
20,8m³/s
Mean precip.
1 652mm/an
Mean T°
22,2°C
Moisture idx
0,21
Mean runoff
719mm/an
Mean elev. (basins)
260m
Watersheds crossing here
- Bassin de Sông Thượng Nungsub-area447,8 km²overlap420.12 km²50%
- Bassin de Sông Thươngsub-area3 099,2 km²overlap294.04 km²35%
- Basin #64530sub-area446,6 km²overlap56.75 km²7%
- Bassin de Sông Đèo Khếsub-area187,9 km²overlap53.20 km²6%
- Bassin de Sông Cầusub-area1 225,5 km²overlap6.21 km²1%
- Bassin de Sông Cầusub-area90,5 km²overlap5.28 km²1%
- Bassin de Sông Bắc Giangsub-area2 571 km²overlap3.44 km²0%
- Bassin de Sông Cầusub-area545,8 km²overlap0.30 km²0%
- Bassin de Sông Cầusub-area139,3 km²overlap0.27 km²0%
Lakes (1, top by area)
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,0nW
Built-up
13,3%
Pesticides
9,6kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Reported · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN