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span of many pets. Dietsdesigned to provide optimumnutrition for each physiologicalstage of life will help alleviatethis problem. Severallines of low-calorie pet foodsare available that enable thepet to receive all essentialnutrients, without excessivecalories. Corn gluten feedhas been a major ingredientin these foods because of itsmedium protein and energycontent. Corn gluten feed,containing 6 to 10 percentcrude fiber, is a good sourceof fiber and a valuable aid incontrolling obesity in adultdogs.RabbitsRabbit production is importantin many parts of theworld. Corn gluten meal hasbeen reported to be a nutritivefeed ingredient in thediet of growing rabbits inseveral studies 96-98 .FishAquaculture has become abig business in the UnitedStates and around the worldas consumers search for newand economical sources offood protein. Because of thisincrease, fish nutritionistshave intensified their searchfor the most efficient andeconomical feed sources forcatfish, rainbow trout, tilapiaand other commercialbreeds. Corn gluten meal,with its 60 percent proteincontent, is well suited as aprotein source for fish. Althoughcorn gluten mealmay be limiting in certainamino acids required forfish, these may be includedthrough use of various aminoacid supplements or otherfeedstuffs while maintainingthe economic advantages forthe entire formulation.Research has shown thatcorn gluten meal and corngluten feed can be efficientand cost-effective replacementsfor fish meal. Tilapiafed balanced diets containing16 percent corn glutenmeal or corn gluten feedperformed as well as fishconsuming diets containingfish meal 94 . In a 75-day feedingstudy, diets containingcorn gluten meal with 32 or36 percent crude proteinyielded higher weight gain,higher protein efficiencyration, and better or equalfeed conversion ratio valuesof tilapia than a commercialfish feed containing 36 percentprotein and fish meal 99 .The intensities of flavorcharacteristics of cookedfilets of tilapia raised onpellets containing 23 and 34percent corn gluten mealwere not significantly differentfrom fish fed commercialfeed without corn glutenmeal 100 . Diets with up to 50percent corn gluten feedhave been successfully used18