Salmon doesn't have to be a spendy part of the grocery trip, as this array of salmon products from budget grocer Aldi proves ...

So you’ve decided you want to switch to wild salmon. You swagger to the fish counter full of good intentions, ready to seal the deal. And then you take a look. Your jaw drops. Your eyes glaze over.

When it comes to salmon, not all fillets are created equal. Here’s what you need to know about each kind, from richly marbled king to delicate, underrated keta. Sara Ventiera is a journalist who ...