1. Alternative Feedstuffs Corn gluten meal Corn gluten meal Distillers grains Distillers grains

2. Wet Milling Process of Corn CornSyrup Starch Germ Gluten Steepwater(Solubles) Bran (fiber) Corn Oil Corn Germ Meal Corn Gluten Meal Corn Gluten Feed Corn Ethanol

3. Dry Milling Process of Corn Corn GlucoseFermentation Ethanol EnzymesYeast DistillersSolubles DistillersGrains Distillers Dried Grains with Solubles (DDGS)

4. Nutrient Composition Nutrient Corn Grain Corn Gluten Feed Distillers Grains Crude protein (%) Crude fat (%) Starch (%) Crude fiber (%) Lysine (% of protein) Yellow pigments (ppm) 8 3.5 3.565 1.9 1.9 3.2 3.2 12.9 12.921 22110 2.9 2.9 13.2 13.227 9 -- -- 8.5 8.5 3.3 3.3 38.6 38.6 ________________________________________

5. Corn Gluten Feed (2001 Study) Corn Gluten Feed(%)WeightGain(lb/fish) Feed Conversion (feed/gain) Survival (%) 02550 1.07 1.17 1.01 1.68 1.72 1.75 99.0 99.1 98.8 ________________________________________

6. Corn Gluten Feed (2001 Study) Corn Gluten Feed (%) Carcass Yield* (%) Visceral Fat* (%) Fillet Fat* (%) 02550 56.8 b 57.5 a 57.8 a 4.0 a 3.3 b 2.9 b 8.1 a 7.0 ab 5.7 b ________________________________________ * Statistical difference

7. Corn Gluten Feed (On-going Study) Corn Gluten Feed (%) Corn Corn(%)Floatability*(%) 25 37 52 63 25 15 7.5 0 86 84 60 46 ________________________________________ * 20 minutes in water

8. Corn Gluten Feed (On-going Study) Corn Gluten Feed (%)Corn(%) Feed Dust (%) Feed Dust* (%) 25 37 52 63 25 15 7.5 0 1.0 0.9 2.1 6.2 0.8 0.7 1.3 1.7 ________________________________________ *After mixing in concrete mixer for 10 minutes

9. Distillers Grains DietWeightGain*(lb/fish)FeedConversion*(feed/gain) Survival (%) 43% SBM 30% DDGS/30% SBM 20% DDGS/44% CSM 2.39 b 2.60 a 2.41 ab 2.13 a 1.97 b 2.10 a 98.298.599.6 _________________________________________ * Statistical difference

10. Distillers Grains Diet Carcass Yield (%) Fillet Yield (%) Fillet Fat* (%) 43% SBM 30% DDGS/30% SBM 20% DDGS/44% CSM 67.6 67.0 36.8 36.3 36.4 5.9 b 8.1 a 6.6 b _________________________________________ * Statistical difference

11. Effects of Yellow Pigments on Catfish Appearance

12. Fish Size and Feed Conversion