Actually the issue with the balance in omega 3's in feeders causing fatty liver degeneration is only poignant regarding feeder fish and fish based foods. The difference in nutritional make up between FW, Brackish and SW crustaceans is negligible. In fact some FW crustacean species carry a more desirable fatty acid makeup as a SW food source than some SW crustacean species.it is illegal to own or obtain live mysis in canada.only special breeders with permits can get them because you have to treat the exit water as they breed in freshwater and would wreck havoc on lakes and rivers. only hikari brand raise mysis in brackish water to help stop the effects of liver necrosis from eating freshwater food sources.
Actually the issue with the balance in omega 3's in feeders causing fatty liver degeneration is only poignant regarding feeder fish and fish based foods. The difference in nutritional make up between FW, Brackish and SW crustaceans is negligible. In fact some FW crustacean species carry a more desirable fatty acid makeup as a SW food source than some SW crustacean species.