<unk> , oil-rich<unk>  or pelagic<unk>  are those<unk>  which have oils throughout the fillet and in the belly cavity around the gut, rather than only in the liver like white<unk> .<unk>  fillets may contain up to 30 percent oil, although this figure varies both within and between species.<unk>  generally swim in the pelagic zones of the oceans.<unk>  are a good source of Vitamins A and D as well as being rich in omega 3 fatty acids. For this reason the consumption of<unk>  has been identified as more beneficial to humans than white<unk> . Amongst other benefits, studies suggest that the omega 3 fatty acids in<unk>  may help sufferers of depression, reduce the likelihood of heart disease and improve inflammatory conditions such as arthritis.
Oily fish
Milk
Dried fruit
Norplant
Flea
Tablet
Kidney bean
Stye