District · THA
Chiang Saen
Thailand
Species observed
1 203
Observations
69 369
Area
458,7km²
Ecological tissue
Sample of 27 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).
Indicateurs du tissu écologique
Tissu écologique de Chiang Saen : 18 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 29 interactions GloBI sur 3 types (connectance 8.3%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 203 distinct species · 69 369 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
25,0°C
Annual rain
1 891mm
Warmest m°
33,2°C
Coldest m°
14,0°C
Elevation: 469 m on average (min 360 m, max 1 153 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,5
Org. C
18,2g/kg
Clay
38,4%
Sand
22,8%
Silt
38,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology10 basins · 2 lakes · 7 rivers
Hydrology metrics for this exact territory
Stream length here
57,1km
Lake surface here
3,07km²
Basins crossed
10
Max stream order
7
Max drainage
205 550km²
Discharge in basins
3 646,7m³/s
Mean precip.
1 630mm/an
Mean T°
24,0°C
Moisture idx
-0,02
Mean runoff
421mm/an
Mean elev. (basins)
536m
Watersheds crossing here
- Bassin de แม่น้ำโขง / ແມ່ນ້ຳຂອງsub-area361,7 km²overlap217.12 km²47%
- Bassin de แม่น้ำคำsub-area1 187,3 km²overlap79.60 km²17%
- Bassin de แม่น้ำกกsub-area1 120,4 km²overlap63.24 km²14%
- Bassin de แม่น้ำโขง / ແມ່ນ້ຳຂອງsub-area84,9 km²overlap42.87 km²9%
- Bassin de น้ำแม่สายsub-area2 821,3 km²overlap40.29 km²9%
- Bassin de คลองป่าซางsub-area260,8 km²overlap5.24 km²1%
- Bassin de แม่น้ำอิงsub-area1 095,1 km²overlap5.00 km²1%
- Bassin de แม่น้ำโขง / ແມ່ນ້ຳຂອງsub-area310,6 km²overlap3.52 km²1%
- Bassin de แม่น้ำโขง / ແມ່ນ້ຳຂອງsub-area8,9 km²overlap1.77 km²0%
1 more basinssorted by overlap
Lakes (2, top by area)
Rivers / streams (7, ord ≥ 4)
- แม่น้ำโขง / ແມ່ນ້ຳຂອງord 8len here22.10 km1%total1522 km
- แม่น้ำกกord 7len here14.79 km7%total198 km
- แม่น้ำคำord 3len here6.39 km5%total135 km
- แม่น้ำรวกord 5len here5.31 km15%total35 km
- คลองป่าซางord 3len here4.89 km12%total42 km
- น้ำแม่ลัวord 1len here2.16 km13%total16 km
- မဲခောင္မ္ရစ္ / ແມ່ນ້ຳຂອງord 7len here1.45 km1%total224 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
1,3nW
Built-up
79,1%
Pesticides
8,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)