The Boteti River is a natural watercourse in Botswana. It derives flow from the core Okavango Delta through the Thamalakane River in Maun. In the rainy season, the Boteti discharges to the Makgadikgadi Pans, bringing that area alive with seasonal activity and high biological productivity. In the dry season, the Boteti is particularly important to provide wildlife an a…The Boteti River is a natural watercourse in Botswana. It derives flow from the core Okavango Delta through the Thamalakane River in Maun. In the rainy season, the Boteti discharges to the Makgadikgadi Pans, bringing that area alive with seasonal activity and high biological productivity. In the dry season, the Boteti is particularly important to provide wildlife an area to congregate, since most seasonal ponds and drainages are then devoid of water.