If you havenât tried oysters steamed or smoked, they're a safer bet -- with all of the same great nutrition. Oysters contain all 9 essential amino acids; they're rich in protein, minerals and omega-3 fatty acids. All of these things will keep you strong -- and keep your immune system charged.
Most aquarist positions require an individual to have a bachelorâs degree in biology, veterinary medicine or other science-related field from an accredited university. In general, however, the aquarist needs to have a strong understanding and love for aquatic species.
Nutritionist Credentials. The requirements to become a nutritionist vary from state to state. However, in most locations, nutritionists must complete a bachelorâs degree, perform a certain amount of supervised, hands-on training, and pass a licensing examination.any entry-level nutritionists have a bachelorâs degree in health, nutrition or a related field, such as dietetics or food service system management. Undergraduate programs that lend themselves to a career as a nutritionist may include the following: 1  Food science. 2  Microbiology.