HydroBASINS lev08 watershed · #4080876200
Bassin de Tanai Hka
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 1 administrative regions : Myitkyina
Sub-basin area
668,1km²
Upstream area
7 806,5km²
Discharge
669,79m³/s
Mean elev.
267m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ma Kaw1476 km²
- Bassin de east Ma Kaw629 km²
1 intersecting protected areas
Wildlife Sanctuary
336.50 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
195 distinct species · 584 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 26 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 Tanai Hka : 18 espèces reliées par 31 interactions GloBI sur 3 types (connectance 9.5%, filtre Serrano α=0.2). 8 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°
22,5°C
Annual rain
3 258mm
Moisture idx (CMI)
0,58
Runoff
2 832mm/an
PET
1 368mm
AET
1 106mm
Mean slope
2,0°
Water table
54cm
Forest
77%
Crops
5%
Urban
0%
Protected
51%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)