What is a dugout canoe
A dugout canoe is a boat made by hollowing out a single log or tree trunk. The builder removes wood from the inside until a hull with a cavity for people and cargo remains. Because the hull is cut from one piece of wood, it needs no frame or planks. It is one of the simplest boat designs, and among the oldest known.
What “dugout” means
The name describes the construction: the interior is “dug out” of the log. You may also see dugouts called log boats, especially in European archaeology. Dugouts are different from bark canoes and skin-covered boats, which are built by covering a frame, rather than removing material from a solid piece. For how these fit into the larger picture, see our history of the canoe.
How a dugout canoe was made
Methods varied by region and period, but a common traditional sequence looked like this:
- Choose and fell a tree. Builders looked for a large, straight trunk of a suitable wood.
- Shape the outside. The log was roughly trimmed to the planned form of the hull.
- Hollow the inside. Many traditions used controlled fire along the top of the log to char the wood, then scraped the charred material away with tools made from stone, shell, bone or later metal. The burn-and-scrape cycle was repeated until the cavity reached the needed depth.
- Control the wall thickness. Builders had to avoid making the walls too thin, since that weakens the boat. Some checked thickness by measuring or by drilling small test holes.
- Finish and fit. The hull was smoothed and sometimes widened or stabilised, and details such as seats or raised ends were added.
Metal axes and adzes later made the work faster, and the same basic idea continued in many places.
Woods used
Builders generally chose large trees whose wood was workable and resisted rot. Depending on the region, species such as cedar, cypress, pine, cottonwood and oak have been used. What was available locally often decided the choice.
How heavy is a dugout canoe
Weight depends on the length, wood and wall thickness, so there is no single answer. Dugouts are generally heavy compared with bark or modern canoes, and large examples can weigh hundreds of pounds or more. This is one reason dugouts were typically used on routes that did not require much carrying overland, and why crews were often needed to move them out of the water.
How old are dugout canoes
Dugouts are among the oldest boats that archaeologists have found. Some surviving examples from Europe and Africa are thought to date back around 8,000 years or more, although dates differ between sources and sites. Because wood often rots, finds tend to come from places that preserve it, such as peat bogs, lake mud and riverbeds, so the real story likely goes further back.
Dugout canoes found in lakes and rivers
Dugouts turn up in rivers and lakes around the world. In the United States, a well-known example is a group of dugouts found in Lake Mendota in Madison, Wisconsin, which has been discussed by state maritime heritage researchers. If you find what looks like a dugout, do not try to remove it. Waterlogged wood can fall apart quickly when dried, and in many places these finds are protected by law, so report them to a local archaeological or historical authority.
Strengths and limits
Strengths: a dugout is durable, can be built with simple tools, and its thick hull tends to be fairly stable on calm water.
Limits: it is heavy, hard to carry, can crack as the wood dries, and its shape is limited by the size of the log. These limits are part of why lighter bark, skin and later plank-built canoes became popular for travel. Pacific voyagers also combined dugout hulls with outriggers for stability, a design covered in our article on the outrigger canoe.
Dugout canoes today
Dugout canoes are still built and used in parts of the world for fishing and local transport, and some Indigenous communities and heritage groups continue the craft as a cultural practice. Others build replicas for museums and educational programs. Modern recreational canoes are very different; see our guide to canoe shapes and styles for how current designs compare.