Aside from the King vs. Sockeye debate, and the possibility of previously frozen (and I've been eaten fish including salmon often and long enough to have an eye for the once frozen, as well as credible smell and touch judgement of relative freshness), there does seem to be more than a hint here that some purveyors, especially "Fishmongers to the elite", may be pricing the product under the "Whatever the market will bear!" maxim....