The discontinuities between ongoing fi shing practice and offi cial fi sheries policy are generating increasingly unsettling frictions around Lake Victoria. The Lake Victoria basin, hereafter referred to using the vernacular Nyanza, is possibly the best-studied tropical fi shery in the world, but is still perceived as a system in constant crisis.2 Narratives detailing Nyanza’s fi sheries crisis are not a twenty-fi rst-century phenomenon, but emerged alongside the imposition of colonial fi sheries science and management almost a century ago.