This article started with an email from a reader asking whether a Cessna 150 would be a good floatplane. It morphed from conversations with experienced floatplane pilots about the 150 on floats—okay, but not great—into what makes a good floatplane, what to look for when buying one and what's involved in putting floats on your airplane.
This is a companion discussion topic for the original entry at https://www.avweb.com/ownership/choosing-a-floatplane