Mud crab aquaculture in Bangladesh has become a new form of alternative livelihood in the coastal region, and as climate change affects coastal arable land and various entities support the fledgling sector, it could prove a remarkable adaptation strategy for the landless poor.

The Strategic Foresight Group writes,

Faced with rapidly decreasing amounts of wild fish and a growing unease with the negative long term effects of fish farming, there is a big space for innovation. According to Noviscope's July 2010 newsletter, "Demand for fish as a healthy food has increased in recent years. Globally, per capita demand for fish products for human consumption has increased from 10.5 kilograms (kg) per year to almost 16 kg over the last three decades." In the shadow of an increased demand for fish, we see a deep decline in the supply side.