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Tana River County launched the Mangrove Canoe Polo for Girls League on August 17, 2025—10 teams competing in water polo from *mtumbwi* canoes. Strength isn’t inherited—it’s paddled into being, said captain Moraa Nyaboga. KWS and KMFRI supported eco-routing. The league boosted girls’ school retention by 49%. UNESCO is reviewing it for gender innovation. Annual league confirmed.