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Lake Bunyonyi Travel Guide: Uganda’s Island Lake in the Kigezi Highlands

Home  /  Lake Bunyonyi Travel Guide: Uganda’s Island Lake in the Kigezi Highlands
Lake Bunyonyi from a hillside at Kachwekano — the drowned-valley arms of the lake with several

Photograph by PatriciaUganda, licensed under CC BY 4.0

Lake Bunyonyi is the highland lake in south western Uganda where most gorilla trekking trips stop to rest, with 29 islands, terraced hillsides and water people actually swim in. Two nights here slot easily onto any Bwindi or Mgahinga safari, and lodges run from island dormitories to lakeside cottages. A ten day gorilla and wildlife safari is one of the routes that stops here. The lake sits at 1,962 metres in the Kigezi highlands between Kabale and Kisoro, near the Rwandan border.

Lake Bunyonyi and Where It Fits on a Uganda Safari Itinerary

Nearly everyone who comes here arrives with sore legs. A Lake Bunyonyi trip is the decompression stop on a Uganda safari, booked for the two or three days after a gorilla trek in Bwindi Impenetrable National Park or Mgahinga, and the lake has quietly built its whole tourism economy around that role. It is a place for sitting still, which sounds like faint praise until you have spent four days on murram roads.

The name comes from the Rukiga phrase for the place of many little birds. What you see from the shore is a drowned river valley: steep sided ridges running down into deep water, every slope cut into contour terraces for sorghum, beans and sweet potato, and the tops of the old hills standing out of the water as islands. A lava flow from the Virunga volcanoes blocked the Ndego river valley several thousand years ago and the water backed up behind it. That is why the shape is so strange. It has arms and inlets going in every direction because it is a flooded valley system rather than a crater or a rift basin.

The altitude does the rest. At 1,962 metres the air is cool, the middle of the day is pleasant rather than hot, and the nights genuinely get cold. Rooms at most lodges are not insulated and many are open sided by design, so warm clothes to sleep in matter more here than anywhere else on a Uganda itinerary. Several trip reports make the same point: people pack for the tropics, arrive in the Kigezi highlands, and spend the evening wearing everything they own.

Lake Bunyonyi at a glance.
Where. Kabale and Kisoro districts, south western Uganda, close to the Rwandan border.
Altitude. 1,962 metres above sea level, with ridges around it rising past 2,200 metres.
Size. Roughly 25 km long and up to 7 km wide, covering somewhere around 50 square kilometres.
Depth. Measured maximum of about 40 to 44 metres, average depth far shallower.
Islands. 29, from bare rocks to inhabited hills with schools on them.
Birds. Over 200 species recorded around the lake and its swamps.
In the water. No hippos, no crocodiles, two otter species, tilapia, catfish and introduced crayfish.
Nearest town. Kabale, under half an hour away by road.

The Depth Question Every Lake Bunyonyi Tour Guide Gets Wrong

This is the claim you will meet before you meet the lake. Almost every page written about Bunyonyi, and most guides who take you out on the water, will tell you it is the deepest lake in Africa, or the second deepest, and that the bottom lies 900 metres down. Some pages print 44 metres and 900 metres in the same paragraph without noticing.

It is not true, and it is worth knowing why before someone tells you on a boat.

Bathymetric work on the lake puts the maximum depth at about 40 metres. The government team that investigated the lake’s water quality recorded a maximum of 43.6 metres and an average depth of 14 metres, which fits. No survey has ever found anything close to 900 metres, and no published figure supports it. The nine hundred metre number appears to have started as local lore about a lake with no visible bottom and hardened into a fact through repetition.

Run the claim against the actual list and it falls apart twice over. Lake Tanganyika reaches about 1,470 metres and Lake Malawi about 706 metres, so even the fantasy figure would only make Bunyonyi third rather than second. At its measured depth it is not the deepest lake in Uganda either. Lake Edward drops to roughly 117 metres and Lake Victoria‘s deepest point sits around 80 metres, and both of those are Ugandan water.

None of which makes the lake less good to look at. Forty metres is still deep enough that the bottom is invisible, deep enough that you cannot stand up a few metres out from most shorelines, and cold enough below the surface to tire a swimmer faster than they expect. That last part is the only bit of the depth story with any practical weight, and it is the bit nobody repeats.

Swimming at Lake Bunyonyi and What the Bilharzia Claim Is Worth

The second thing every page tells you is that Bunyonyi is free of bilharzia, and that this is why it is the one lake in Uganda you can swim in. The explanation usually offered is that the altitude and the cold keep the host snails out.

Two parts of that are solid. There are no hippos and no crocodiles in Lake Bunyonyi, and there is no evidence there ever were. The steep, cold, deep basin never suited either animal, and the largest thing in the water is an otter. That alone separates Bunyonyi from Lake Victoria, Lake Albert and the Kazinga Channel, where swimming is a genuinely bad idea.

The bilharzia part is weaker than the marketing suggests. Snail surveys have recorded Biomphalaria, the freshwater snail that carries intestinal schistosomiasis, in Lake Bunyonyi since the 1930s, and the snails are still there. Early survey work at two separate points on the lake found snails shedding schistosome cercariae, and a small number of local children tested positive. Later published work reports intestinal schistosomiasis around the lake at low prevalence, below five percent, and the malacological literature has moved away from treating altitude as a barrier at all. Temperature, not elevation, is what sets the limit, and the limit has been climbing.

So the honest position is low risk rather than no risk. That is not a reason to stay out of the water. It is a reason to know that a praziquantel course is cheap, widely sold in Uganda and Kenya, and that any travel clinic will test on request a few weeks after exposure if you want the certainty. Plenty of people swim here every week and nothing happens to them. The claim that it cannot happen is the part that does not survive checking.

What the water testing actually shows.
Recreational safety. A published survey of faecal indicator bacteria in the lake found around 97 percent of samples below the United States recreational water threshold, so by international standards the lake passes for swimming.
Where it fails. The highest counts came from the station nearest a lakeside trading centre, which is what you would expect from shoreline settlement rather than the open water.
When it fails. Counts were markedly higher in the wet season than the dry, peaking after October rain. Swim in the middle of the lake off a boat or a jetty, not in a bay below a village, and not the morning after a storm.
Drinking it. Over ninety percent of samples exceeded drinking water thresholds. Lake water is not drinkable untreated, whatever it looks like.

There has also been a recent scare worth knowing about. After heavy rain the lake turned brown, gave off a strong smell and carried an oily film and patches of white scum, which frightened everyone living on the shore. A multi agency team from the Ministry of Water and Environment investigated and ruled out volcanic activity, since there is no vent under the lake and water temperatures stayed normal at around 20 to 25 degrees. What they pointed to instead was the catchment: runoff from farms on very steep ground, silt from construction and mining, poor waste handling, and degraded land shedding something like eighteen tonnes of soil per hectare per year. The lake is not dying, but it is being loaded, and the terraces that make the view are also the reason the water browns after a storm.

The real hazard, the one that actually hurts people here, is drowning. The water is cold under the surface, the shelf drops away close in, dugout canoes are tippy, and the wind gets up in the afternoon. Swim in the morning while the surface is glass, ask for a life jacket on any boat and do not assume one will be offered, and treat the middle of the lake with respect if you are not a strong swimmer.

Dugout Canoe Trips and Island Hopping Tours on Lake Bunyonyi

The Lake Bunyonyi canoe trip is the thing to do here, and there are two versions of it. The traditional dugout is a hollowed tree trunk, narrow, heavy and with a loose wooden stool for a seat. The motorboat is a fibreglass hull with an outboard and a guide who knows which channel goes where.

Take the dugout if you have half a day and a sense of humour. First timers almost always paddle in circles, a performance so reliable that locals have a name for it, and lodge staff will cheerfully watch you do it. The technique is not hard, it just is not intuitive: short strokes close to the hull, switch sides less often than instinct says, and let the boat run between strokes rather than fighting it. Practice in a bay for twenty minutes before setting off anywhere ambitious. You can hire a dugout to row yourself, or have staff row while you sit, and the second option is not the coward’s choice if you want to look at anything.

The motorboat island tour is the standard product and the one most lodges push, because it covers the four islands people have heard of in two or three hours. A typical circuit runs past Akampene, on to Bwama and Njuyeera, and around Bushara, with the guide narrating as you go. Ask before you leave how much of the tour involves getting out and walking, because some operators keep you afloat the entire time and the islands are more interesting on foot.

One detail worth knowing, and one that no operator page mentions: on several of the inhabited islands the fees from tourist boats subsidise the boat that takes island children to school on the mainland. That is why a slightly overpriced crossing is not always a rip off.

Akampene and the Punishment Island Story on a Bunyonyi Island Tour

Every island tour stops at Akampene, and every guide tells the story differently. Here is the version that holds up.

Akampene is small, a scrap of ground with a couple of trees on it, and it looks like nothing. Among the Bakiga, an unmarried girl who became pregnant brought shame on her family and cut the bride price her sisters could command, so the family would row her out and leave her there. Without food, and with swimming a skill almost nobody in these hills had, the usual outcomes were starvation or drowning on the way back. Some girls were taken off the island by men who could not afford a bride price and were willing to take a wife who came free. One survivor, taken out at twelve years old, spent four nights there before a fisherman brought her back.

The practice was abandoned in the first half of the twentieth century, under pressure from the missionaries working on the islands nearby and from the colonial administration. It is within living memory, which is the part that gets lost when the story is told as folklore.

How you handle the stop is up to you. A lot of tours play it for shock value, and the island is sometimes sold as a photo opportunity. It reads better as what it is, a piece of recent social history about what happened to women in a system that priced them, and the guides who tell it that way are the ones worth listening to. Ask yours what the Bakiga themselves say about it now.

Bwama, Njuyeera and the Leprosy Island Tour

Bwama is the biggest island on the lake and it carries the other piece of Bunyonyi’s history. An English missionary doctor, Leonard Sharp, arrived in this part of Uganda in 1921 and in 1931 set up a leprosy treatment centre on Bwama, which was uninhabited at the time. The model was voluntary segregation: rather than confine patients, he built a place attractive enough that they would come, with a church, villages, gardens and medical buildings, and at its height it held over a thousand people.

Sharp himself lived on the small island next door, Njuyeera, whose name is usually translated as white cottage after the house he built there. The treatment centre is gone, and Bwama today runs as a school with the old buildings still standing among newer ones. Guides will walk you through it if the school day allows, and the stop is worth making because it explains the churches you can see from the water and the reason this corner of Kigezi has the mission history it does.

Njuyeera is sometimes called Sharp’s Island on boat tours, and a handful of lodges use the same name, so if two people give you different island names for the same rock, that is why. Bucuranuka, further out, comes with its own story, a tale of an island that turned upside down and drowned a party of drinkers who refused hospitality to an old woman. Nobody presents it as history. It is told the way flood stories are told everywhere, and it is a good one.

Kyahugye Island Wildlife Trips and the Smaller Islands

Kyahugye is the closest thing Bunyonyi has to a game drive, which is to say not very close at all. The island, roughly seventy acres, has been stocked with zebra, impala, waterbuck and Uganda kob, and you walk among them with a guide. These are introduced animals on an island in a lake, not wild populations in a park, and the sensible way to think about the visit is as a pleasant hour on foot with a view, not as a wildlife safari. If you have already done Queen Elizabeth or Lake Mburo it will not add much. If you have children who have been sitting in a vehicle for a week it works very well.

Bushara is the island most people actually stay on or visit for lunch, wooded and quiet, with walking trails and a long standing camp. Itambira holds one of the older island retreats and has been the backpacker anchor on the lake for years. Between them and the mainland there are inhabited islands with homesteads, gardens on impossible gradients and children who will shout at your boat, and a fair number of small ones with nothing but a few trees.

Do not try to see all 29. Three or four, properly, with time to get out and walk, beats a lap of the lake at speed.

Birding Safaris and Bird Watching Around Lake Bunyonyi

The lake is named for its birds and the birding here is easy rather than serious. Over 200 species have been recorded around the shore and the swamps, and a morning of bird watching at Lake Bunyonyi from a boat will turn up grey crowned cranes, pied kingfishers, herons and egrets, weaver colonies hanging over the water, cormorants on the rocks and swamp flycatchers in the papyrus. Cinnamon chested bee eaters work the terraces. Levaillant’s cuckoo turns up often enough to be worth watching for.

This is not Albertine Rift endemic country. If you want the specials, the forest is where they live, and Echuya Forest Reserve sits within easy reach on the Kabale to Kisoro road, holding Grauer’s swamp warbler in its bamboo and swamp. Bunyonyi itself is where you sit in a boat with binoculars and a cup of tea and let things come past.

Nyombi swamp, at the north end, is the one place on the lake that birders single out, and most lodges will run a boat there on request. Go at first light. The wind is down, the water is flat, and the birds are working the edges before the day warms.

Hiking the Terraces and Community Walking Tours Above the Shore

Getting off the water changes the place completely. Walking tours from the lodges climb the ridges behind the shore into farming country, through terraces that have been cut and recut by hand for generations, past homesteads, banana gardens and primary schools, and they end at a viewpoint where the whole lake finally makes sense as a drowned valley. It is steep. Everything here is steep. Reckon on a few hours and take water.

The community walks are the better version of the same thing, because you are walking with someone who lives there. Depending on the lodge you might visit a blacksmith working scrap into hoes, a basket weaving group, a school, or a Batwa settlement. The Batwa point deserves care: these are communities displaced from the forests of this region, including Echuya and Bwindi, and their situation around Bunyonyi is difficult and unresolved. Some visits are run well and pay properly. Others are extraction dressed as culture. Ask your lodge who organises the visit, who receives the money and whether the community asked for the visitors, and if the answers are vague, skip it.

There is also a long walking route between the lake and Kisoro, roughly forty kilometres through the hills, which a couple of specialist operators run over two or three days with village overnights. It is the most interesting thing you can do here and almost nobody does it.

Market days are the other reason to walk. Rutinda, Muko and Kyevu all hold markets on set days, and the trading is real rather than staged. People here are shy about cameras, so ask first or leave it in the bag.

Zip Lining, Cycling and Other Bunyonyi Adventure Activities

An adventure park on one of the islands runs a zip line course of seven lines, the longest running a couple of hundred metres over open water, along with a high ropes course. It is the one activity on the lake with any adrenaline in it and it is popular with families and overland groups. Book it through your lodge, since boats have to be arranged either way.

Cycling is offered everywhere and needs a warning. The shore road is a series of short brutal climbs, unpaved, and hiring a single speed push bike from a village will produce a miserable afternoon unless you are genuinely fit. A proper mountain bike with gears, from a lodge that maintains them, turns the same route into a good ride. Ask what you are actually getting before you pay.

Beyond that, the honest list of things to do here is short and that is the point. People swim, read, paddle badly, eat crayfish caught in the lake, do yoga on a deck, and watch mist come off the water at six in the morning. Two lodges have built a small wellness trade around exactly that. Nobody comes to Bunyonyi for a packed schedule, and travellers who arrive expecting one tend to leave after a single night wondering what the fuss was about.

Best Time to Visit Lake Bunyonyi for a Highland Trip

Bunyonyi works all year and the seasons change the texture rather than the verdict. Kabale takes something like 1,720 mm of rain a year across two wet seasons, with April the wettest month at around 241 mm spread over twenty four rainy days, and July the driest at about 23 mm over seven. Daytime temperatures barely move, sitting around 23 to 25 degrees all year, while nights run down to 14 or 15 degrees.

Months Rainfall Crowds Verdict
Jan to Feb Low Busy Warm and dry
Mar to May Heavy Quiet Wettest months
Jun to Aug Lowest Busy Driest months
Sep to Nov Moderate Mixed Second rains
December Light Busy Clear and warm

Read that alongside the gorilla trekking calendar, because that is what really decides your dates. June to August and December to February are the dry windows in Bwindi too, so the lake is busiest exactly when the permits are hardest to get. If you are travelling in April or May you will get the lake almost to yourself, the terraces are green, the light is better for photographs, and you will also get afternoon rain most days and a boat trip that may be cut short. Those are also two of the three months, with November, in which the wildlife authority sells discounted low season gorilla permits at USD 600 for foreign non residents, which are not reschedulable. The water quality work found the highest bacterial counts in the wet season, so the same rain that empties the lodges is the rain that argues for swimming off a boat rather than in a village bay.

Whatever month you pick, pack for cold evenings. This is the mistake people make most often on this stretch of Uganda.

Where to Stay on a Lake Bunyonyi Trip

Accommodation here splits three ways, and where you sleep matters more than usual because you are going to be sitting in it.

Island properties are the reason to come. Reaching them means a boat, which rules out arriving late and rules out changing your mind, and in exchange you get water on all sides and no road noise. The island camps and retreats run from open sided bandas and dormitories at the cheap end to solid cottages, and the older ones have been going for decades with community ownership arrangements behind them.

Shore properties near Rutinda are the practical choice. You can drive to the door, they have the widest range of rooms, and the busier ones run their own boats, bikes and guides. This is also where the overland trucks stop, so a place can be empty one night and full of a tour group the next. Ask when you book.

At the top end there are a handful of lodges built up on the ridges with long views over the water, aimed at people coming straight off a gorilla permit who want a hot shower and a proper dinner. They are comfortable rather than lavish by Uganda standards, and the view is doing most of the work.

Two practical notes. Hot water is often solar or wood heated and can run out, so shower early rather than last. And ask about blankets, because the rooms are cold and the difference between one blanket and three is the difference between sleeping and not.

Getting to Lake Bunyonyi from Kampala, Kigali and Bwindi

From Kampala the drive is long: somewhere between 440 and 470 kilometres to Kabale depending on route, and realistically seven to nine hours with stops, on tarmac most of the way. Coach companies run daily to Kabale and take about the same. From Kabale town the lake is under half an hour away on a road that climbs sharply out of town and then drops to the water at Rutinda. That last stretch is the part that catches people out in the wet season.

From Kigali it is much closer, which is why Rwanda based itineraries use the lake more than Ugandan ones do. Cross at Katuna or Cyanika, and the whole run from Kigali takes roughly two to three hours depending on the border. You need a Ugandan visa or an East Africa tourist visa, and the East Africa visa is the sensible buy if you are crossing more than once.

From Bwindi it is close enough to be a transfer rather than a travel day, around two hours from the Ruhija or Buhoma side over hill roads. Mgahinga and Kisoro are about the same. That proximity is the entire logic of the stop.

If you are moving independently, minibuses run to the lake from Kabale but the service is erratic outside market days, and lodge shuttles will usually not make the trip for a single passenger. Roads around the lake are unnamed and rough, so a driver who knows the turning is worth more than a map. Once you are at Rutinda, boats to the islands leave from the landing and your lodge will tell you which one is theirs.

Lake Bunyonyi Trip Questions Travellers Ask Most

How much do activities at Lake Bunyonyi cost?

Less than most of a Uganda safari. Rowing a dugout canoe yourself runs to around $6 for a few hours, and about $8 to $14 if staff row you, with the trip out to Punishment Island at the upper end of that. A motorboat island circuit is usually charged per boat rather than per head, from roughly $50 for up to four people with a small charge for each extra passenger, and a birding boat to the swamps costs more at around $80 per boat. Guided walks are about $10 for a half day. Guided canoe or birding trips priced per person run near $20 for a solo traveller and drop to $8 to $12 each in a group of four or more. Zip lining is quoted on request. Swimming is free.

What does accommodation at Lake Bunyonyi cost per night?

The spread is wide. Dormitory beds and simple bandas on the islands start near $15 to $25 per person, private budget rooms sit around $30 to $50, mid range shore and island lodges run roughly $60 to $130 for a double, and the ridge top lodges go above that. Meals are cheap by safari standards, usually somewhere between $5 and $15. Long distance coach seats from Kampala to Kabale are inexpensive, under $15, and a private transfer costs many times that.

Is it safe to swim in Lake Bunyonyi?

Safer than any other big lake in Uganda, yes. There are no hippos and no crocodiles, and water testing puts around 97 percent of samples inside international recreational limits. The bilharzia free claim is overstated rather than true: the host snail has been recorded in this lake since the 1930s and low level infection has been reported around it, so treat the risk as small rather than absent. Swim off a boat or a jetty rather than in a bay below a village, avoid the day after heavy rain, and if you want certainty, a praziquantel course afterwards is cheap and easy to get. The bigger risk is the water itself, which is cold and deep close in.

How many nights should I spend at Lake Bunyonyi?

Two. One night gets you a boat trip and nothing else, and people who do one night routinely say afterwards that they did not see the point. Two nights gives you a full day for the islands and a morning for a walk. Three is right if you have been on the road for a fortnight or if you are staying on an island, where the boat schedule eats into short stays. More than four and you will have run out of things that are not sitting down, unless you take the walking route towards Kisoro.

Do I need to know how to paddle a dugout canoe?

No, and you will not on the first attempt. Nearly every first timer spins in circles, which is why lodges hire out dugouts with a staff rower and to self row. If you want to do it yourself, practise in a sheltered bay before heading anywhere, keep your strokes short and close to the hull, and go out in the morning when the water is flat. Afternoon wind makes a heavy dugout hard work. The stools are loose and the boat is tippy, so keep your weight low.

What should I pack for Lake Bunyonyi?

Warm layers first: a fleece or sweatshirt, long trousers and something warm to sleep in, because rooms are unheated and often open sided and the nights drop to about 14 degrees. Then a waterproof jacket whatever the season, a swimming costume and a quick drying towel, sunscreen and a hat for the boat, insect repellent, and a torch since island electricity is often solar and goes off at night. Bring cash in small notes. Card payment is unreliable and the nearest working machines are in Kabale.

Is Lake Bunyonyi suitable for children and older travellers?

Very. It is one of the few stops on a Uganda itinerary with no age limits, no permits and no long game drives. Children do well with the boat trips, the zip line and the animals on Kyahugye. Older travellers should think about the boat transfer if the lodge is on an island, since getting in and out of a small boat at a rough landing is the hard part, and about the gradients, which are steep everywhere. Shore lodges near Rutinda solve both problems.

Is Lake Bunyonyi worth adding to a gorilla trekking trip?

If you are already in the south west, yes, because the alternative is a very long drive straight back to Kampala after the trek. The lake is two hours from Bwindi and gives you somewhere to be tired. What it is not is a wildlife destination, and travellers who add it expecting a second safari are the ones who leave unimpressed. Think of it as the rest day with a view.

Can I reach Lake Bunyonyi from Rwanda, and what do I need at the border?

Yes, and it is the quickest way in. Kigali to the lake is about two to three hours through Katuna or Cyanika. You need a Ugandan visa, obtained online in advance, or an East Africa tourist visa if you are combining Uganda with Rwanda or Kenya, which works out cheaper than separate entries and lets you cross back. Yellow fever certificates are checked. Buses run to the border and minibuses onward to Kabale, though a booked transfer saves a lot of standing around.

Uganda Safaris works with Ugandan operators who build the lake into a gorilla itinerary properly, which means two nights rather than one, a lodge that matches how you actually want to spend the time, and a boat guide who tells the Akampene story straight.

A three day gorilla safari from Kigali is the short version that uses the border crossing described above and puts the lake on the end of the trek.

A four day double gorilla safari gives the lake a boat cruise and a full afternoon. Ask whether a quoted Bunyonyi stop includes island transfers, and ask an operator directly for help fitting the lake around a permit date.

1 Place to Visit in This Area

Individual sites within reach of here, each with its own guide. Some are written up because the name circulates and the place does not, which is worth knowing before you plan a drive around one.

Safaris That Visit Lake Bunyonyi

3 of the 6 safaris listed here that visit Lake Bunyonyi, from different operators where the listings allow it. Each is sold and run by an independent Ugandan tour company. This site lists them and passes on enquiries; it takes no booking and charges you nothing.

See all 6 safaris to Lake Bunyonyi

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