HydroBASINS lev08 watershed · #1081196790
Bassin de Nyabarongo
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 : Bugesera, Ngoma, Rwamagana
Sub-basin area
388km²
Upstream area
15 867,8km²
Discharge
112,44m³/s
Mean elev.
1 368m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Kamicanz806 km²
- Bassin de Nyabarongo37 km²
3 dept-equivalent regions (GADM L2)
- 259.5 km²67.2% of basin
- 126.6 km²32.8% of basin
- 0.1 km²0.0% of basin
207 communes (GADM L5)Available for FRA, RWA
- Gaharwa20.32 km²100% commune
- Kivusha18.51 km²100% commune
- Cyoma9.59 km²100% commune
- Kidogo8.48 km²100% commune
- Kagasa Ii6.76 km²94% commune
- Nkanga6.71 km²100% commune
- Rwagasiga6.58 km²100% commune
- Akajevuba6.30 km²100% commune
- Buhoro6.18 km²100% commune
- Bare5.88 km²100% commune
- Gituza5.80 km²100% commune
- Sharita5.58 km²100% commune
- Kimvubu5.00 km²100% commune
- Rwamurama4.84 km²100% commune
- Ruzo4.82 km²100% commune
- Kavumve4.67 km²100% commune
- Karizinge4.60 km²100% commune
- Abiyunze4.44 km²24% commune
- Nyakabingo4.41 km²100% commune
- Kayovu4.40 km²100% commune
- Isovu4.35 km²100% commune
- Kabuye4.33 km²100% commune
- Icyurusambu4.18 km²100% commune
- Maswa Ii4.07 km²100% commune
- Rweteto4.07 km²100% commune
- Rusenyi4.01 km²100% commune
- Rutete3.97 km²38% commune
- Shirinyota3.81 km²100% commune
- Rugenda I3.81 km²100% commune
- Rugunga3.72 km²100% commune
- Rwimikoni I3.62 km²31% commune
- Mfune3.52 km²100% commune
- Kagarama3.45 km²100% commune
- Umukoni3.35 km²100% commune
- Rugenda Ii3.25 km²100% commune
- Tabarari3.24 km²100% commune
- Akagoma3.22 km²100% commune
- Gihanama3.17 km²100% commune
- Kamapfizi3.05 km²100% commune
- Nyiragiseke3.01 km²25% commune
- Shyembe2.90 km²100% commune
- Kagasa I2.81 km²98% commune
- Muyoboro2.69 km²93% commune
- Karizinge2.60 km²100% commune
- Nemba2.52 km²14% commune
- Agahonnyo2.51 km²100% commune
- Twinyange2.51 km²100% commune
- Karutete2.51 km²100% commune
- Rwimpongo Ii2.48 km²95% commune
- Uwimpunga2.47 km²98% commune
- Kamudusi2.46 km²100% commune
- Kivumu2.39 km²99% commune
- Rwumba2.37 km²100% commune
- Kumurenge2.33 km²100% commune
- Kagarama2.32 km²90% commune
- Ihara2.26 km²99% commune
- Kagomasi2.16 km²100% commune
- Karokora2.10 km²36% commune
- Musenyi2.10 km²88% commune
- Gitesanyi2.08 km²100% commune
- Mushyoroti2.08 km²100% commune
- Gisororo2.08 km²100% commune
- Ayabakiza1.99 km²100% commune
- Gatora1.97 km²50% commune
- Bidudu1.96 km²100% commune
- Nyamugari1.93 km²100% commune
- Kabeza1.84 km²91% commune
- Akagoma1.84 km²100% commune
- Nzangwa1.82 km²14% commune
- Kuruganda1.75 km²100% commune
- Dihiro1.73 km²100% commune
- Gicaca1.71 km²100% commune
- Gasave1.69 km²100% commune
- Kamabuye1.68 km²100% commune
- Nyakariba1.66 km²95% commune
- Kiruhura1.66 km²100% commune
- Twabagarama1.63 km²71% commune
- Rebero1.61 km²100% commune
- Rwimpongo I1.56 km²61% commune
- Gisenyi1.55 km²100% commune
- Akabuga1.48 km²100% commune
- Mbuganzeri1.48 km²100% commune
- Bidudu1.48 km²100% commune
- Korandebe1.48 km²100% commune
- Gisoko1.47 km²100% commune
- Kabonero1.47 km²100% commune
- Gaseke1.45 km²94% commune
- Rwibinyogote1.45 km²89% commune
- Ruhanga1.44 km²100% commune
- Akintwari1.42 km²85% commune
- Mugorore1.40 km²100% commune
- Rukira1.35 km²90% commune
- Rugarama1.34 km²51% commune
- Murambi1.29 km²100% commune
- Amizero1.27 km²100% commune
- Karusine Ii1.27 km²100% commune
- Biryogo1.27 km²100% commune
- Mukoma1.26 km²97% commune
- Rushubi1.25 km²100% commune
- Cyirabo1.24 km²100% commune
- Nyamizi1.23 km²100% commune
- Kavumu1.23 km²100% commune
- Ruhanura1.22 km²100% commune
- Rweru I1.21 km²100% commune
- Maswa I1.20 km²84% commune
- Rubira1.17 km²19% commune
- Byimana1.11 km²100% commune
- Rwibikara1.07 km²100% commune
- Twizerane1.07 km²70% commune
- Rutanga1.04 km²100% commune
- Irebero1.04 km²100% commune
- Irarire1.03 km²100% commune
- Nyarurembo1.03 km²100% commune
- Akagako1.02 km²100% commune
- Gikoma1.01 km²100% commune
- Karenge0.98 km²100% commune
- Mubuga0.98 km²100% commune
- Kivugiza0.97 km²100% commune
- Akabungo0.96 km²100% commune
- Rusenyi0.95 km²35% commune
- Ntarama0.95 km²66% commune
- Icyizanye0.95 km²100% commune
- Munyinya0.94 km²100% commune
- Nyagasozi0.93 km²100% commune
- Ruyenzi0.92 km²100% commune
- Runzenze0.91 km²100% commune
- Kanyonyomba0.91 km²100% commune
- Rwanyabiranga0.91 km²95% commune
- Akabeza0.91 km²100% commune
- Umuka0.88 km²100% commune
- Gitega0.87 km²87% commune
- Ruyenzi I0.86 km²100% commune
- Gasororo0.86 km²40% commune
- Rweru Ii0.85 km²100% commune
- Kanombe0.83 km²100% commune
- Kimaranzara0.81 km²100% commune
- Gasarwe0.78 km²100% commune
- Kabare0.77 km²92% commune
- Karusine I0.76 km²100% commune
- Mataba0.76 km²84% commune
- Gatare0.75 km²94% commune
- Cyanika0.75 km²93% commune
- Saruduha0.72 km²88% commune
- Ntovi0.69 km²25% commune
- Migina0.68 km²88% commune
- Vunga0.68 km²22% commune
- Rwamakara0.64 km²34% commune
- Uruhuha0.63 km²67% commune
- Nyabagendwa0.60 km²93% commune
- Ubumwe0.57 km²96% commune
- Bisagara0.55 km²14% commune
- Mujwiri0.54 km²100% commune
- Gihushi0.53 km²33% commune
- Dufatanye0.53 km²51% commune
- Kigese0.52 km²26% commune
- Isangano0.49 km²21% commune
- Mabuga I0.49 km²68% commune
- Ramba0.47 km²78% commune
- Agashoro0.46 km²100% commune
- Gasave0.46 km²100% commune
- Duterimbere0.42 km²100% commune
- Kidakama0.39 km²57% commune
- Kajevuba0.38 km²11% commune
- Murama0.37 km²24% commune
- Irebero0.33 km²100% commune
- Gasasa0.33 km²44% commune
- Rubago0.33 km²48% commune
- Akabeza0.33 km²33% commune
- Kivugiza0.30 km²100% commune
- Nyagakizi0.26 km²20% commune
- Gasabo0.25 km²100% commune
- Buhoro0.20 km²100% commune
- Nyarurembo0.20 km²18% commune
- Mabuga Ii0.19 km²74% commune
- Nyamirambo0.18 km²100% commune
- Karama0.18 km²100% commune
- Batima0.17 km²87% commune
- Muminoga0.16 km²89% commune
- Kigoma0.15 km²6% commune
- Iyantende0.15 km²8% commune
- Byimana0.14 km²4% commune
- Rwimpyisi0.13 km²6% commune
- Mugina0.10 km²0% commune
- Remera0.10 km²10% commune
- Kinihira0.10 km²6% commune
- Kagugu0.09 km²5% commune
- Karambo0.09 km²66% commune
- Ruhehe0.09 km²6% commune
- Cyaruhiririra0.08 km²0% commune
- Gako0.08 km²11% commune
- Akabahaya0.07 km²6% commune
- Ubukoroco0.06 km²0% commune
- Kimpara0.04 km²2% commune
- Umucyo0.04 km²3% commune
- Kagarama0.03 km²4% commune
- Murambi0.03 km²2% commune
- Kigina0.03 km²1% commune
- Nyamure0.02 km²3% commune
- Rwamibabi0.02 km²0% commune
- Akaziba0.01 km²5% commune
- Maburane0.01 km²0% commune
- Nkingi0.01 km²1% commune
- Kiriko0.00 km²0% commune
- Rwiminazi0.00 km²0% commune
- Kibirizi0.00 km²0% commune
- Nyagitabire0.00 km²0% commune
- Gitera0.00 km²0% commune
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
598 distinct species · 8 172 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 25 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 Nyabarongo : 19 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 27 interactions GloBI sur 3 types (connectance 8.3%, 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°
20,8°C
Annual rain
887mm
Moisture idx (CMI)
-0,45
Runoff
151mm/an
PET
1 615mm
AET
750mm
Mean slope
2,7°
Water table
248cm
Forest
2%
Crops
5%
Urban
16%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)