HydroBASINS lev08 watershed · #1080773380
Bassin de Mayo Tsanaga
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 : Diamaré, Logone et Chari, Mayo Danay
Sub-basin area
956km²
Upstream area
2 234,2km²
Discharge
9,08m³/s
Mean elev.
333m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Mayo Tsanaga909 km²
- Bassin de Mayo Kaliao371 km²
3 dept-equivalent regions (GADM L2)
- 549.5 km²57.7% of basin
- 393.2 km²41.3% of basin
- 9.5 km²1.0% of basin
1 intersecting protected areas
Waza Logone Floodplain
IUCN Not ReportedWetland of International Importance (Ramsar Site)
274.57 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
284 distinct species · 1 143 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 41 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 Mayo Tsanaga : 33 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 47 interactions GloBI sur 5 types (connectance 5.2%, filtre Serrano α=0.2). 10 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°
28,3°C
Annual rain
740mm
Moisture idx (CMI)
-0,64
Runoff
101mm/an
PET
2 076mm
AET
624mm
Mean slope
0,1°
Water table
9cm
Forest
0%
Crops
26%
Urban
6%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)