Ontologia

Commune · THA

Si Don Chai

Thailand

AwTropical, savannah(100 %)

Species observed

115

Observations

232

Area

119,8km²

Ecological tissue

Sample of 23 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 Si Don Chai : 15 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 22 interactions GloBI sur 4 types (connectance 8.7%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
23
Interactions affichées
22
Connectance
0.087
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

115 distinct species · 232 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

232 obs · 2 cellules
Obs. / cellule
≥ 226
226–225
226–225
226–225
< 226

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

25,5°C

Annual rain

1 659mm

Warmest m°

33,4°C

Coldest m°

14,7°C

Elevation: 428 m on average (min 351 m, max 691 m)

Bioclimatic detailsExpert
Annual mean temp.
25,5°C
Annual rain
1 659mm
Warmest month
33,4°C
Coldest month
14,7°C
Mean alt.
428m
Min
351m
Max
691m
Std. dev.
94m
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

5,4

Org. C

19,7g/kg

Clay

38,2%

Sand

24,3%

Silt

37,5%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: vaGLiMaggregated to Chiang Khong

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
27,5g/kg
Clay
35,7%
Sand
25,7%
Silt
38,5%
5–15 cm
pH H₂O
5,4
Org. C
19,3g/kg
Clay
37,0%
Sand
24,7%
Silt
38,4%
15–30 cm
pH H₂O
5,4
Org. C
12,2g/kg
Clay
41,9%
Sand
22,5%
Silt
35,6%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest47.9%
Crops35.2%
Built-up0.6%
Bare soil0.4%
Other (grassland, water…)16.0%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology2 basins · 1 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

12,4km

Lake surface here

0,15km²

Basins crossed

2

Max stream order

7

Max drainage

213 591km²

Discharge in basins

30,8m³/s

Mean precip.

1 648mm/an

Mean T°

24,3°C

Moisture idx

-0,02

Mean runoff

395mm/an

Mean elev. (basins)

477m

Watersheds crossing here

Lakes (1, top by area)

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

1hab/km²

Night light

0,5nW

Built-up

55,1%

Pesticides

9,1kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)