Fish Oil and Eggs

I understand there is considerable interest in adding high levels of fish oil to diets for laying hens as a means of (a) enhancing health status, and (b) producing eggs rich in omega-3 fatty acids. As much as 3% is recommended in some cases, especially when using deodorised fish oil, that comes with a price premium!   Now, we all know that normal fish oil, about above 1% added as straight oil or  through fish meal, gives eggs a fishy smell that most consumers find objectionable. In a Canadian