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Wet reduction of menhaden
yields three products: fish meal, fish oil, and condensed
fish solubles. Menhaden meal is a valuable ingredient for animal
feed and the pet food industry. The aquaculture industry is
heavily dependent on fish meal to improve feed efficiency and
produce maximum growth rates. Approximately 70% of the fish
meal production stays in the
US
.
Menhaden oil actually has two
forms, crude oil which is unrefined, and refined oil which is
deodorized and suitable for human consumption. Roughly
80% of the crude oil produced from reduction is used in foreign
aquaculture and the other 20%
is used in the domestic beef industry. Historically, refined
oil has been used in edible products in
Europe
. Refined menhaden oil
was approved for human
use in the
US
by the US FDA in 1997 as a nutrition supplement and food additive.
Refined oil is blended and hydrogenated with other fats for
cooking oils, shortening, margarine, and other products. In
recent years, about 50% of the refined oil is used in the domestic
pet food production with the rest in non-consumptive products such
as paints, plastics, resins, and cosmetics.
Fish solubles are used to
fortify fish meal in feed formulas and to increase nutrition in
the aquaculture industry. Roughly 50% of the total soluble
production remains in domestic aquaculture and fertilizer markets.
The remaining 50% is exported for foreign aquaculture production.
The value and price of
reduction fishery products varys greatly from year to year,
primarily due to the worldwide supply-and-demand for industrial
fisheries products, and competition with other products such as
corn and soybeans, and palm and canola oils.
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