HydroBASINS lev08 watershed · #1080916900
Bassin · #1080916900
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 3 administrative regions : Sunyani, Sunyani West, Wenchi
Sub-basin area
559,5km²
Upstream area
559,6km²
Discharge
4,74m³/s
Mean elev.
269m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 431.0 km²77.4% of basin
- 111.7 km²20.1% of basin
- 14.3 km²2.6% of basin
4 intersecting protected areas
Tain Tributaries II
IUCN IVForest Reserve
103.59 km² overlap
Nsemre
IUCN VIForest Reserve
20.28 km² overlap
Tain Tributaries I
IUCN IIIForest Reserve
19.88 km² overlap
Yaya River
IUCN VIForest Reserve
8.22 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
162 distinct species · 398 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 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 · #1080916900 : 25 espèces reliées par 23 interactions GloBI sur 3 types (connectance 6.1%, filtre Serrano α=0.2). 3 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°
25,9°C
Annual rain
1 192mm
Moisture idx (CMI)
-0,27
Runoff
275mm/an
PET
1 629mm
AET
1 009mm
Mean slope
2,3°
Water table
167cm
Forest
19%
Crops
37%
Urban
8%
Protected
22%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)