Si Nan
IUCN IINational Park · 2007
998 km²
Commune · THA
San
Thailand
AwTropical, savannah(100 %)
Species observed
154
Observations
498
Area
144,3km²
Ecological tissue
Sample of 42 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 San : 34 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 48 interactions GloBI sur 4 types (connectance 5.3%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
43
Interactions affichées
48
Connectance
0.053
Patrimoniales
2
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
154 distinct species · 498 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,1°C
Annual rain
1 151mm
Warmest m°
34,5°C
Coldest m°
16,0°C
Elevation: 330 m on average (min 189 m, max 609 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,1°C
Annual rain
1 151mm
Warmest month
34,5°C
Coldest month
16,0°C
Mean alt.
330m
Min
189m
Max
609m
Std. dev.
107m
Köppen-Geiger (dominant)
AwTropical, savannah(100 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,9
Org. C
16,7g/kg
Clay
26,3%
Sand
44,7%
Silt
28,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Wiang Sa
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,9
Org. C
22,6g/kg
Clay
22,4%
Sand
46,5%
Silt
31,1%
5–15 cm
pH H₂O
5,9
Org. C
16,8g/kg
Clay
26,5%
Sand
45,1%
Silt
28,4%
15–30 cm
pH H₂O
5,9
Org. C
10,5g/kg
Clay
30,1%
Sand
42,6%
Silt
27,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest62.1%
Crops12.5%
Built-up0.4%
Bare soil0.4%
Other (grassland, water…)24.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
38,1km
Basins crossed
3
Max stream order
5
Max drainage
10 702km²
Discharge in basins
8,0m³/s
Mean precip.
1 236mm/an
Mean T°
24,6°C
Moisture idx
-0,28
Mean runoff
278mm/an
Mean elev. (basins)
490m
Watersheds crossing here
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,7nW
Built-up
38,1%
Pesticides
7,7kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN II · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN