HydroBASINS lev08 watershed · #4081157470
Bassin de แม่น้ำตรัง
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 5 administrative regions : Bang Khan, Huai Yot, Muang Trang, Rasada, Wang Wiset
Sub-basin area
626,1km²
Upstream area
1 978,5km²
Discharge
65m³/s
Mean elev.
78m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de แม่น้ำตรัง925 km²
- Bassin de แม่น้ำตรัง427 km²
5 dept-equivalent regions (GADM L2)
- 534.5 km²85.7% of basin
- 43.5 km²7.0% of basin
- Bang Khan29.4 km²4.7% of basin
- 15.5 km²2.5% of basin
- 0.5 km²0.1% of basin
1 intersecting protected areas
Khao Pu - Khao Ya
IUCN IINational Park
40.38 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
233 distinct species · 353 observations
Source: GBIF Occurrence snapshot 2026-05-01.
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).
Indicateurs du tissu écologique
Tissu écologique de Bassin de แม่น้ำตรัง : 37 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 34 interactions GloBI sur 4 types (connectance 3.9%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
27,1°C
Annual rain
2 147mm
Moisture idx (CMI)
0,22
Runoff
1 009mm/an
PET
1 673mm
AET
1 385mm
Mean slope
3,9°
Water table
143cm
Forest
5%
Crops
50%
Urban
7%
Protected
6%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)