Ontologia

Commune · THA

Si Than

Thailand

AwTropical, savannah(85 %)

Species observed

1 429

Observations

5 363

Area

480,4km²

Ecological tissue

Sample of 35 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 Than : 33 espèces reliées par 31 interactions GloBI sur 4 types (connectance 4.9%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
31
Connectance
0.049
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

1 429 distinct species · 5 363 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

5 363 obs · 12 cellules
Obs. / cellule
≥ 1 170
908–1 169
802–907
623–801
< 623

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

Climate

Mean T°

24,1°C

Annual rain

1 320mm

Warmest m°

30,9°C

Coldest m°

14,5°C

Elevation: 609 m on average (min 245 m, max 1 272 m)

Bioclimatic detailsExpert
Annual mean temp.
24,1°C
Annual rain
1 320mm
Warmest month
30,9°C
Coldest month
14,5°C
Mean alt.
609m
Min
245m
Max
1 272m
Std. dev.
311m
Köppen-Geiger (dominant)
AwTropical, savannah(85 %)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

19,5g/kg

Clay

31,5%

Sand

35,2%

Silt

33,4%

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

Dominant lithology: smGLiMaggregated to Phu Kradung

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
27,0g/kg
Clay
29,2%
Sand
36,3%
Silt
34,4%
5–15 cm
pH H₂O
5,9
Org. C
19,5g/kg
Clay
31,2%
Sand
35,3%
Silt
33,5%
15–30 cm
pH H₂O
5,8
Org. C
11,9g/kg
Clay
34,0%
Sand
33,8%
Silt
32,2%

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

Land cover

Forest79.2%
Crops8.4%
Built-up0.2%
Bare soil0.2%
Other (grassland, water…)12.0%

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

Hydrology3 basins · 1 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

47,1km

Lake surface here

0,20km²

Basins crossed

3

Max stream order

3

Max drainage

3 316km²

Discharge in basins

2,5m³/s

Mean precip.

1 166mm/an

Mean T°

25,6°C

Moisture idx

-0,32

Mean runoff

220mm/an

Mean elev. (basins)

368m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

19,1%

Pesticides

10,3kg/km²

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

Protected areas3

IUCN II · 2IUCN Ia · 1

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN