Nam Xam
IUCN VINational Protected Area · 1993
691 km²
District · VNM
Quan Sơn
Vietnam
CwaTemperate, dry winter, hot summer(100 %)
Species observed
77
Observations
87
Area
931,6km²
Ecological tissue
Sample of 18 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 Quan Sơn : 15 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 13 interactions GloBI sur 2 types (connectance 8.5%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
18
Interactions affichées
13
Connectance
0.085
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
77 distinct species · 87 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
21,4°C
Annual rain
1 712mm
Warmest m°
29,6°C
Coldest m°
11,0°C
Elevation: 562 m on average (min 153 m, max 1 300 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
21,4°C
Annual rain
1 712mm
Warmest month
29,6°C
Coldest month
11,0°C
Mean alt.
562m
Min
153m
Max
1 300m
Std. dev.
242m
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
5,4
Org. C
27,2g/kg
Clay
34,7%
Sand
31,3%
Silt
33,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: paGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,5
Org. C
38,4g/kg
Clay
33,0%
Sand
32,3%
Silt
34,7%
5–15 cm
pH H₂O
5,5
Org. C
26,5g/kg
Clay
33,9%
Sand
31,7%
Silt
34,4%
15–30 cm
pH H₂O
5,4
Org. C
16,9g/kg
Clay
37,4%
Sand
29,9%
Silt
32,7%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest90.2%
Crops1.3%
Built-up0.1%
Bare soil0.1%
Other (grassland, water…)8.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 0 lakes · 4 rivers
Hydrology metrics for this exact territory
Stream length here
60,0km
Basins crossed
3
Max stream order
4
Max drainage
19 252km²
Discharge in basins
86,2m³/s
Mean precip.
1 512mm/an
Mean T°
21,5°C
Moisture idx
0,11
Mean runoff
848mm/an
Mean elev. (basins)
551m
Watersheds crossing here
Rivers / streams (4, 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
10,4%
Pesticides
5,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN VI · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN