HydroBASINS lev08 watershed · #1081195450
Bassin de Karundura
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 4 administrative regions across 2 countries : Idjwi, Nyamagabe, Nyamasheke, Rusizi
Sub-basin area
457,6km²
Upstream area
457,6km²
Discharge
5m³/s
Mean elev.
1 959m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- 449.8 km²98.7% of basin
- 3.9 km²0.9% of basin
- 1.8 km²0.4% of basin
- 0.1 km²0.0% of basin
201 communes (GADM L5)Available for FRA, RWA
- Munini40.65 km²78% commune
- Rugabe40.02 km²99% commune
- Lake Kivu33.34 km²15% commune
- Mujabagiro21.69 km²71% commune
- Gasumo17.82 km²95% commune
- Gasebeya16.69 km²100% commune
- Nkamba10.70 km²82% commune
- Kamatsira8.93 km²100% commune
- Gasamba6.96 km²47% commune
- Taba6.32 km²26% commune
- Nyakabingo5.94 km²100% commune
- Rutiritiri5.47 km²100% commune
- Uwakagano5.25 km²100% commune
- Gasebeya4.88 km²100% commune
- Kirombozi4.79 km²100% commune
- Gasasa4.69 km²100% commune
- Rusi4.54 km²100% commune
- Gahondo4.14 km²100% commune
- Nyarubura3.98 km²100% commune
- Hangari3.96 km²100% commune
- Ruhengeri3.88 km²100% commune
- Gahira3.51 km²100% commune
- Kenya3.26 km²3% commune
- Bururi3.15 km²100% commune
- Gashihe2.86 km²100% commune
- Rwaramba2.81 km²100% commune
- Kamina2.72 km²100% commune
- Kibavu2.60 km²100% commune
- Kamonyi2.57 km²100% commune
- Kamabuye2.43 km²100% commune
- Rwangoma2.27 km²100% commune
- Kamina2.26 km²100% commune
- Bagarama2.22 km²100% commune
- Nyakabingo2.20 km²100% commune
- Bona2.19 km²100% commune
- Gitaba2.17 km²100% commune
- Gakenke2.13 km²100% commune
- Kamuramira2.11 km²100% commune
- Remera2.10 km²100% commune
- Muremure2.07 km²100% commune
- Gahisi2.07 km²100% commune
- Kirehe2.00 km²99% commune
- Bushekeri1.99 km²100% commune
- Kibazi1.99 km²100% commune
- Musagara1.99 km²100% commune
- Gasovu1.95 km²100% commune
- Nyarugenge1.94 km²57% commune
- Rubyiruko1.91 km²74% commune
- Musasa1.86 km²100% commune
- Buvungira1.83 km²100% commune
- Nyarwungo1.81 km²100% commune
- Nkenga1.81 km²98% commune
- Nyagashinge1.81 km²100% commune
- Bigeyo1.76 km²100% commune
- Rugomero1.75 km²100% commune
- Muhingo1.74 km²100% commune
- Yove1.72 km²100% commune
- Kavumu1.72 km²100% commune
- Matyazo1.71 km²100% commune
- Mubuga1.71 km²100% commune
- Gatebe1.70 km²100% commune
- Muyugiri1.69 km²100% commune
- Wamugeyo1.66 km²100% commune
- Bizi1.65 km²99% commune
- Karambi1.64 km²100% commune
- Murambi1.62 km²100% commune
- Kaneke1.61 km²100% commune
- Kanyege1.59 km²100% commune
- Munini1.58 km²100% commune
- Gituntu1.57 km²100% commune
- Nkomero1.57 km²65% commune
- Kigugu1.54 km²100% commune
- Ruganda1.51 km²100% commune
- Rudehero1.50 km²100% commune
- Kabaga1.50 km²100% commune
- Bwanama1.47 km²100% commune
- Rwasa1.47 km²100% commune
- Kazibira1.46 km²100% commune
- Rwunamuka1.42 km²69% commune
- Mpombo1.41 km²100% commune
- Bigeyo1.37 km²100% commune
- Rwisovu1.35 km²100% commune
- Ruhana1.33 km²100% commune
- Museke1.33 km²100% commune
- Gatagara1.33 km²100% commune
- Kigandi1.31 km²100% commune
- Nkomero1.31 km²100% commune
- Gakomeye1.29 km²100% commune
- Bunyenyezi1.29 km²100% commune
- Ryarubasha1.28 km²100% commune
- Ruganzu1.26 km²100% commune
- Rugeyo1.25 km²100% commune
- Rushondi1.20 km²100% commune
- Nkero1.20 km²100% commune
- Rugote1.19 km²51% commune
- Kabuyekeru1.19 km²97% commune
- Mutusa1.18 km²100% commune
- Buhinga1.16 km²72% commune
- Rushahaga1.16 km²100% commune
- Nyanza1.16 km²74% commune
- Ntsinduka1.16 km²100% commune
- Butare1.15 km²100% commune
- Makoko1.15 km²100% commune
- Nyagahinga1.14 km²53% commune
- Gasharu1.10 km²100% commune
- Rambura1.09 km²100% commune
- Bujanga1.08 km²100% commune
- Gitwa1.07 km²100% commune
- Karambi1.07 km²100% commune
- Mutiti1.06 km²100% commune
- Kirehe1.05 km²100% commune
- Kizinga1.05 km²100% commune
- Murambi1.04 km²100% commune
- Gasumo1.02 km²100% commune
- Cyato1.01 km²100% commune
- Rumamfu1.00 km²56% commune
- Murenge0.98 km²100% commune
- Munimba0.97 km²100% commune
- Bitega0.97 km²99% commune
- Karehe0.97 km²100% commune
- Gasihe0.96 km²100% commune
- Gatare0.93 km²100% commune
- Bisoro0.92 km²100% commune
- Mataba0.92 km²76% commune
- Rutiti0.91 km²30% commune
- Gitwa0.89 km²100% commune
- Cyivugiza0.87 km²54% commune
- Kazimba0.86 km²73% commune
- Rugarama0.83 km²100% commune
- Gatoki0.83 km²96% commune
- Kinini0.79 km²92% commune
- Gakenke0.77 km²100% commune
- Rweza0.76 km²80% commune
- Karambo0.75 km²100% commune
- Gitwa0.75 km²51% commune
- Nyenyeri0.73 km²100% commune
- Kayo0.72 km²100% commune
- Gisagara0.72 km²100% commune
- Murambi0.72 km²100% commune
- Kagano0.70 km²4% commune
- Rwesero0.70 km²81% commune
- Mutuntu0.70 km²100% commune
- Kirambo0.68 km²100% commune
- Byahi0.67 km²100% commune
- Kajumiro0.66 km²100% commune
- Gataba0.66 km²100% commune
- Mabungo0.64 km²100% commune
- Rwakagaju0.64 km²100% commune
- Bizenga0.63 km²100% commune
- Munini0.62 km²100% commune
- Munkamba0.61 km²3% commune
- Baraguma0.60 km²100% commune
- Karehe0.60 km²100% commune
- Cyijima0.59 km²50% commune
- Nyagacaca0.59 km²100% commune
- Marongi0.56 km²100% commune
- Ryarutungura0.56 km²100% commune
- Matara0.51 km²100% commune
- Kagarama0.50 km²100% commune
- Gihinga0.49 km²100% commune
- Wisovu0.49 km²41% commune
- Gikomero0.48 km²54% commune
- Rubeho0.45 km²100% commune
- Mugohe0.45 km²100% commune
- Kabuga0.45 km²100% commune
- Gisunzu0.44 km²100% commune
- Rwumba0.41 km²100% commune
- Ntumba0.39 km²100% commune
- Kibare0.37 km²100% commune
- Kabuyaga0.37 km²100% commune
- Ruvumbu0.36 km²21% commune
- Maseka0.36 km²100% commune
- Murambi0.36 km²100% commune
- Nyarusange0.36 km²100% commune
- Uwisuri0.34 km²2% commune
- Kaduha0.32 km²100% commune
- Gahumba0.32 km²100% commune
- Kamina0.30 km²100% commune
- Kivugiza0.29 km²100% commune
- Rambira0.28 km²100% commune
- Kamabuye0.26 km²100% commune
- Murembo0.26 km²3% commune
- Kabagabo0.23 km²59% commune
- Gashasha0.20 km²3% commune
- Ryagatari0.18 km²10% commune
- Tyazo0.16 km²18% commune
- Gihwahwa0.16 km²2% commune
- Buhembe0.14 km²15% commune
- Kijibamba0.13 km²15% commune
- Kamasera0.12 km²18% commune
- Mikingo0.11 km²19% commune
- Gitanga0.11 km²23% commune
- Nyamirambo0.10 km²39% commune
- Gisakura0.10 km²25% commune
- Tantamara0.08 km²0% commune
- Butangata0.07 km²6% commune
- Munini0.07 km²5% commune
- Uwinzira0.04 km²0% commune
- Nyakariba0.03 km²4% commune
- Gasharu0.03 km²3% commune
- Cyeshero0.01 km²1% commune
2 intersecting protected areas
Nyungwe National Park
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
164.86 km² overlap
Nyungwe
IUCN IVNational Park
164.86 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 062 distinct species · 17 620 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 2 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 Karundura : 2 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
17,0°C
Annual rain
1 509mm
Moisture idx (CMI)
0,08
Runoff
372mm/an
PET
1 372mm
AET
1 122mm
Mean slope
12,0°
Water table
470cm
Forest
72%
Crops
6%
Urban
11%
Protected
36%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)