An Urban's Rural View
Urban C. Lehner Editor Emeritus
Tue Dec 2, 2014 08:26 AM CST

In theory, fish farming ought to be good for the environment. Overfishing has depleted popular wild-fish stocks; demand for fish continues to rise. Wouldn't it make sense to meet more of that demand with farmed fish and cut back on pillaging the oceans?

In theory, too, aquaculture ought to be good for those who practice it. Protein-per-acre yields are high, even in areas that won't support other kinds of food production. In aquaponic systems farmers can grow both fish and vegetables. Shouldn't folks be racing to become fish farmers?

Some are. Aquaculture output worldwide is on the rise. By at ...

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