Fish oils in aquaculture: in retrospect -- Lipids in aquafeeds -- The world's oils and fats -- Palm oil and saturated fatty acid-rich vegetable oils -- Soybean oil and other n-6 polyunsatrurated fatty acid-rich vegetable oils -- Rapeseed (canola) oil and other monounsaturated fatty acid-rich vegetable oils -- n-3 polyunsaturated fatty acid-rich vegetable oils and blends -- Terestrial animal fats -- Alternative marine resources -- New alternative n-3 long-chain polyunsaturated fatty acid-rich oil sources -- Minor components in fish oil and alternative oild with potential physiological effect -- Fish oil replacement in starter, grow-out, and finishing feeds for farmed aquatic animals -- The effects of fish oil replacement on lipid metabolism of fish -- Welfare and health of fish fed vegetable oils as alternative lipid sources to fish oil -- The effects of fish oil replacement on nutritional and organoleptic qualities of farmed fish.