Cornmeal-Crusted Catfish

I recently downloaded the Monterey Bay Aquarium app for my iPhone. It's a great way for those of us who want to buy sustainable seafood to know what's ok and what's not. Only a few fish get the designation "Best Choice"--most fish, like monkfish, cod, flounder, and skate are to be avoided, and other fish like haddock, hake, and pollock are "Good Alternatives"--but "Best Choice"? That's an exclusive designation. And I was surprised to see, while checking the app at Citarella, that...