HydroBASINS lev08 watershed · #1081197770
Bassin de Akagera
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 across 3 countries : Giteranyi, Kirehe, Ngara
Sub-basin area
629,9km²
Upstream area
18 488,6km²
Discharge
122,52m³/s
Mean elev.
1 454m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Kibaya650 km²
- Bassin de Akagera181 km²
3 dept-equivalent regions (GADM L2)
- 263.1 km²42.0% of basin
- Kirehe229.1 km²36.5% of basin
- 134.9 km²21.5% of basin
165 communes (GADM L5)Available for FRA, RWA
- Nyamirambo IiKirehe6.78 km²100% commune
- NyamugariKirehe5.98 km²100% commune
- KaguriroKirehe5.09 km²100% commune
- KabugaKirehe4.32 km²100% commune
- GakoniKirehe4.28 km²100% commune
- CyihaKirehe4.25 km²100% commune
- GasarasiKirehe4.07 km²89% commune
- RuhuhaKirehe3.92 km²100% commune
- KareheroKirehe3.75 km²100% commune
- KimeshoKirehe3.74 km²100% commune
- GicumaKirehe3.58 km²100% commune
- RwinyundoKirehe3.50 km²100% commune
- KigaramaKirehe3.40 km²100% commune
- RyamukazaKirehe3.26 km²100% commune
- CyanyaKirehe3.07 km²91% commune
- CyasemakambaKirehe3.00 km²100% commune
- IsanganoKirehe2.97 km²100% commune
- RwesingeKirehe2.88 km²94% commune
- NyamugariKirehe2.84 km²100% commune
- NyamikoniKirehe2.67 km²100% commune
- HumureKirehe2.66 km²99% commune
- GasarabwayiKirehe2.59 km²100% commune
- Kabimba IKirehe2.50 km²100% commune
- MumeyaKirehe2.50 km²51% commune
- RukumbaKirehe2.48 km²100% commune
- GasasaKirehe2.45 km²100% commune
- NyakaribaKirehe2.44 km²100% commune
- RwamuremaKirehe2.42 km²93% commune
- GacacaKirehe2.30 km²100% commune
- CyamabuyeKirehe2.27 km²100% commune
- Umubano IiKirehe2.27 km²100% commune
- Gatwe IKirehe2.24 km²100% commune
- MaremboKirehe2.23 km²100% commune
- NyamiyagaKirehe2.23 km²82% commune
- NyamahunaKirehe2.23 km²95% commune
- KabugaKirehe2.15 km²100% commune
- GatariKirehe2.14 km²100% commune
- KambwireKirehe2.12 km²100% commune
- RuhandagaziKirehe2.08 km²100% commune
- Kanyinya IiKirehe2.04 km²97% commune
- NyabitareKirehe1.97 km²100% commune
- NyakigeraKirehe1.97 km²100% commune
- GikenkeKirehe1.94 km²100% commune
- NyarutojoKirehe1.92 km²100% commune
- NyakabungoKirehe1.90 km²100% commune
- RusenyiKirehe1.87 km²100% commune
- KagorogoroKirehe1.85 km²100% commune
- KagasaKirehe1.84 km²100% commune
- RwamushongoreKirehe1.83 km²100% commune
- Rubuye IKirehe1.81 km²100% commune
- MitoyiKirehe1.81 km²100% commune
- NyarutovuKirehe1.81 km²100% commune
- RamaKirehe1.78 km²97% commune
- RusekeKirehe1.73 km²100% commune
- RunungaKirehe1.69 km²100% commune
- NshungereziKirehe1.69 km²86% commune
- MuheroKirehe1.69 km²100% commune
- KavomoKirehe1.68 km²100% commune
- NyankurazoKirehe1.64 km²100% commune
- GasenyiKirehe1.63 km²100% commune
- KiravungaKirehe1.60 km²100% commune
- NyakavogoKirehe1.59 km²100% commune
- CyumbatiKirehe1.57 km²100% commune
- RukiriKirehe1.55 km²78% commune
- RutareKirehe1.55 km²100% commune
- NyagahangaKirehe1.55 km²100% commune
- CyanikaKirehe1.53 km²100% commune
- RugangoKirehe1.48 km²100% commune
- RusisiroKirehe1.47 km²100% commune
- Gatwe IiKirehe1.46 km²100% commune
- KigendeKirehe1.45 km²100% commune
- Nyakariba IiKirehe1.45 km²100% commune
- RwabiyombeKirehe1.43 km²100% commune
- NyamirondogoroKirehe1.41 km²95% commune
- Umubano IKirehe1.41 km²100% commune
- KayiraryeKirehe1.41 km²100% commune
- Rwamaranga IiKirehe1.39 km²100% commune
- NyakizuKirehe1.34 km²32% commune
- GahinduKirehe1.34 km²100% commune
- BukorasiKirehe1.32 km²46% commune
- RubonaKirehe1.31 km²100% commune
- NyakwisiKirehe1.31 km²95% commune
- RubareKirehe1.31 km²100% commune
- KiremeraKirehe1.27 km²100% commune
- KabezaKirehe1.19 km²100% commune
- Rubuye IiKirehe1.17 km²100% commune
- NyaryengeKirehe1.14 km²100% commune
- KazibaKirehe1.14 km²70% commune
- KivuKirehe1.12 km²100% commune
- Karenge IiKirehe1.03 km²100% commune
- Nyakariba IKirehe0.97 km²100% commune
- Kijumbura IKirehe0.96 km²100% commune
- KabezaKirehe0.96 km²100% commune
- KaremboKirehe0.93 km²100% commune
- Bweranka IKirehe0.93 km²100% commune
- MuyangeKirehe0.92 km²100% commune
- Karenge IKirehe0.90 km²100% commune
- KabugweKirehe0.89 km²100% commune
- Cyasusa IKirehe0.84 km²80% commune
- UmunezeroKirehe0.82 km²100% commune
- KimeyaKirehe0.81 km²100% commune
- KiyovuKirehe0.81 km²46% commune
- Rwamaranga IKirehe0.81 km²100% commune
- KanyoshaKirehe0.79 km²100% commune
- KaganeKirehe0.76 km²100% commune
- Bweranka IiKirehe0.74 km²100% commune
- IramaKirehe0.73 km²93% commune
- RwabugagaraKirehe0.72 km²95% commune
- Kabimba IiKirehe0.67 km²100% commune
- KanteyamangaKirehe0.65 km²100% commune
- RwamuzimaKirehe0.64 km²100% commune
- Rwanteru IiKirehe0.64 km²29% commune
- Kijumbura IiiKirehe0.64 km²100% commune
- NtarukaKirehe0.61 km²100% commune
- KabezaKirehe0.49 km²90% commune
- Kijumbura IiKirehe0.47 km²100% commune
- NyakayagaKirehe0.46 km²100% commune
- NyabubareKirehe0.43 km²24% commune
- UmubogoraKirehe0.43 km²70% commune
- Nyamirambo IKirehe0.39 km²100% commune
- KacyiruKirehe0.36 km²69% commune
- MusazaKirehe0.33 km²15% commune
- NyakiribaKirehe0.32 km²100% commune
- KabimbaKirehe0.29 km²59% commune
- KanogoKirehe0.29 km²31% commune
- Irama CentreKirehe0.28 km²100% commune
- KanyabiharaKirehe0.27 km²82% commune
- KabuyeKirehe0.26 km²98% commune
- Rwanteru IKirehe0.26 km²100% commune
- MugogoKirehe0.26 km²19% commune
- Village DagazaKirehe0.26 km²83% commune
- Nganda Ville IiKirehe0.23 km²96% commune
- RugariKirehe0.23 km²13% commune
- RwabarimbaKirehe0.23 km²17% commune
- RwamabengaKirehe0.23 km²44% commune
- GasakaKirehe0.20 km²27% commune
- KarambiKirehe0.17 km²27% commune
- AgatangazaKirehe0.16 km²98% commune
- BugaruraKirehe0.15 km²6% commune
- RusumoKirehe0.14 km²16% commune
- MuyokaKirehe0.14 km²3% commune
- Kinyonzo IiKirehe0.14 km²14% commune
- Nganda Ville IKirehe0.12 km²18% commune
- KigaramaKirehe0.11 km²4% commune
- SamukoKirehe0.10 km²11% commune
- Murama IKirehe0.10 km²6% commune
- NyamiyagaKirehe0.09 km²3% commune
- KareheKirehe0.08 km²5% commune
- NgandaKirehe0.07 km²6% commune
- RemeraKirehe0.07 km²99% commune
- CyobaharayeKirehe0.05 km²6% commune
- GatengaKirehe0.05 km²4% commune
- MatareKirehe0.04 km²4% commune
- Murama IiKirehe0.03 km²4% commune
- RusoziKirehe0.03 km²11% commune
- Kanyinya IKirehe0.03 km²10% commune
- GakurungoKirehe0.03 km²1% commune
- MurambiKirehe0.01 km²1% commune
- RusumoKirehe0.01 km²1% commune
- KanombeKirehe0.00 km²0% commune
- ByimanaKirehe0.00 km²1% commune
- KamarashavuKirehe0.00 km²0% commune
- GasenyiKirehe0.00 km²0% commune
- NyarwamuraKirehe0.00 km²0% commune
- RwakajongeKirehe0.00 km²0% commune
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
377 distinct species · 686 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Akagera : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 34 interactions GloBI sur 5 types (connectance 5.4%, filtre Serrano α=0.2). 7 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°
20,3°C
Annual rain
885mm
Moisture idx (CMI)
-0,44
Runoff
153mm/an
PET
1 570mm
AET
748mm
Mean slope
8,0°
Water table
485cm
Forest
43%
Crops
19%
Urban
9%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)