The article for HP Lovecraft (who I've heard detested seafood)...
<http://en.wikipedia.org/wiki/Lovecraft>
...has a link to "white trash"...
<http://en.wikipedia.org/wiki/White_trash>
...including a section on national variants...
<http://en.wikipedia.org/wiki/White_trash#See_also>
...including chav and others througout the English-speaking world, plus entries for versions Italian, with a reference to the German "Mantafahrer" (Angelus?)...
<http://en.wikipedia.org/wiki/Coatto>
...and Polish (Woj?)...
<http://en.wikipedia.org/wiki/Dres_%28Polish_subculture%29>
-- Andy