Ba Na - Nui Chua
IUCN IVNature Reserve · 2001
267 km²
Commune · VNM
Tư
Vietnam
AmTropical, monsoon(86 %)
Species observed
41
Observations
50
Area
93,4km²
Ecological tissue
Sample of 8 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 Tư : 8 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 5 interactions GloBI sur 2 types (connectance 17.9%, filtre Serrano α=0.2).
Espèces affichées
8
Interactions affichées
5
Connectance
0.179
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
41 distinct species · 50 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
23,0°C
Annual rain
3 354mm
Warmest m°
29,9°C
Coldest m°
15,9°C
Elevation: 566 m on average (min 385 m, max 1 291 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
23,0°C
Annual rain
3 354mm
Warmest month
29,9°C
Coldest month
15,9°C
Mean alt.
566m
Min
385m
Max
1 291m
Std. dev.
202m
Köppen-Geiger (dominant)
AmTropical, monsoon(86 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,7
Org. C
49,7g/kg
Clay
33,3%
Sand
37,7%
Silt
28,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Đông Giang
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,7
Org. C
66,7g/kg
Clay
32,3%
Sand
38,7%
Silt
29,0%
5–15 cm
pH H₂O
5,7
Org. C
50,3g/kg
Clay
32,8%
Sand
38,0%
Silt
29,2%
15–30 cm
pH H₂O
5,7
Org. C
32,0g/kg
Clay
34,9%
Sand
36,5%
Silt
28,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest92.9%
Crops2.1%
Built-up0.1%
Bare soil0.3%
Other (grassland, water…)4.6%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
21,5km
Basins crossed
2
Max stream order
3
Max drainage
2 072km²
Discharge in basins
5,6m³/s
Mean precip.
2 331mm/an
Mean T°
23,4°C
Moisture idx
0,39
Mean runoff
1 956mm/an
Mean elev. (basins)
497m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
5,0%
Pesticides
15,3kg/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