Cage Farming Falters as Feed Costs Undermine Aquaculture Growth

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Despite early optimism and government backing, the cage fish farming initiative in Siavonga District is facing serious headwinds. Launched in 2024 to boost tilapia production and reduce reliance on imported fish, the program has seen a wave of farmer withdrawals due to unsustainable feed costs, poor water quality, and weak market linkages.
A September 20th report from Agribusiness Zambia revealed that over 40% of participating farmers have scaled down operations or exited entirely. While the Ministry of Fisheries initially touted the program as a blueprint for rural aquaculture transformation, the reality on the ground paints a more sobering picture.
Experts argue that without robust value chain support—particularly feed subsidies, cold chain infrastructure, and buyer guarantees—the initiative risks becoming another well-intentioned policy with limited impact. “We’re seeing enthusiasm crushed by economics,” said Dr. Chola Mwansa, an aquaculture consultant based in Lusaka. “Tilapia farming can thrive here, but not without strategic investment.”
Some farmers remain hopeful, citing improved fingerling quality and technical training as signs of progress. The Ministry has acknowledged the setbacks and is currently reviewing the program’s structure ahead of its 2026 renewal phase.











