26-year-old Wilfred Agbi runs Weija Farms, a catfish hatchery and an “aquaculture evangelism” agency in Ghana that aims to train up young people who are looking to establish their own fish farms.
Lowering water levels and poor communications from hydro-electric companies are combining to put pressure on tilapia farmers in the west of São Paulo state, Brazil.
Catfishes have surpassed tilapia in global aquaculture production and – helped in part by the sheer number of their species and their extensive geographical range – they are set to remain at the top table.
Aquatic foods can address malnutrition, lower the environmental footprint of the food production system and provide livelihoods around the world, according to five newly-published papers.
