Se supplementation of artificial diets is known to enhance growth
and development of rainbow trout Oncorhynchus mykiss (Hilton et al.,
1980) and grouper Epinephelus malabaricus (Lin and Shiau, 2005).
Selenomethionine (organic Se) is a natural food source of selenium and
has higher bioavailability than the sodium selenite (inorganic Se) for Atlantic
salmon Salmo salar (Lorentzen et al., 1994) and channel catfish
Ictalurus punctatus (Wang and Lovell, 1997). In addition, it was reported
that simultaneous supplementation of Se and I affected the larval fatty
acid compositions which are significantly related to growth and development
of Atlantic cod Gadus morhua larvae (Hamre et al., 2008a).