Earlier quoted context omitted.
For whatever reason Americans just don't eat a lot of seafood. This is why the choices are so bad in "Capitalist America" -- there's not enough demand. It's literally capitalism at work. Some theorize that this is due to American's avoiding flavor in general [1]. http://www.npr.org/sections/thesalt/2014/07/01/327248504/the...
Which we should all rejoice. Because the oceans are already being over fished to the point we're facing a very real likelihood of collapse. If Americans were pulling at the same rate as nations like Japan or India, we'd all be in a very bad place already.
If America was as hungry for seafood as East Asia, fisheries would have depleted enough to create frighteningly high prices long ago, and we'd probably have a thriving aquaculture industry today.