HydroBASINS lev08 watershed · #1080022400
Bassin de Seibiri Creek
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 : Brass, Nembe, Ogbia, Southern Ijaw, Yenagoa
Sub-basin area
256,3km²
Upstream area
256,5km²
Discharge
12,77m³/s
Mean elev.
10m
Administrative coverage
5 dept-equivalent regions (GADM L2)
- 114.3 km²44.8% of basin
- 92.4 km²36.2% of basin
- 29.6 km²11.6% of basin
- 3.5 km²1.4% of basin
- 0.8 km²0.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 distinct species · 3 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
26,7°C
Annual rain
3 306mm
Moisture idx (CMI)
0,54
Runoff
1 560mm/an
PET
1 509mm
AET
1 365mm
Mean slope
0,5°
Water table
11cm
Forest
100%
Crops
37%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)