Misuse of Mosquito Nets Stressing Lake Malawi’s Fish Populations

Mosquito nets handed out by international aid organizations to fight malaria are being used by some who live along the banks of Lake Malawi to indiscriminately harvest fish, aggravating the lake’s
Women fishing with mosquito net.
already rapidly diminishing fish stock. Over the last 15 years, UNICEF and the government of Malawi have rolled out nine million free mosquito nets to guard the health of pregnant mothers, their offspring, and refugees against the ravages of malaria. This has been a public health triumph. But the mosquito nets are also being used by villagers for netting fish in Lake Malawi, contributing to the rapid decline of the lake’s fish stocks, which dropped 93 percent between 1990 and 2010, according to the UN’s Food and Agriculture Organization. Overpopulation and deforestation also contribute to the problem, but misuse of mosquito netting is playing a significant role.
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