I havent bred any fish, I just buy them as need from the hatcheries.
I feed them aquaorganic fish feed. Here’s an excerpt from the site I buy the feed from:
"AquaOrganic – USDA Certified Organic Fish Feed
Now your fish can be as organic and sustainable as the rest of your aquaponics system!organic logo
This organic fish feed is formulated for Tilapia, Koi and other omnivorous pond fish by a team of aquaculture, organic pet food, and aquaponics experts.
Contains certified organic agricultural products or ingredients that conform to the NOP’s national list of materials acceptable for organic agriculture production. No GMO’s, no fish meal, and no soy! Can easily be crushed to a size that is suitable for fry and fingerlings.
Pellet size: 4mm-10mm (pellets are not uniform)
Guaranteed Analysis
Crude Protein (min)………… 34.000 %
Crude Fat (min)………………. 3.0 %
Crude Fiber (max)…………… 10.0 %
Lysine (min)……………………. 1.7%
Calcium (Ca) (min)…………… 1.3 %
Calcium (Ca) (max)…………… 1.8 %
Phosphorus § (min)………. 0.8 %
Ingredients
Organic Rice Bran, Organic Canola Meal, Organic Whole Corn, Organic Alfalfa Meal, Organic Linseed Meal, Dicalcium Phosphate, Calcium Carbonate, Choline Chloride, Ferrous Sulfate, Dried Lactobacillus Acidophilus Fermentation Product, Manganese Sulfate, Zinc Oxide, Sulfur, Organic Oat Groats, Organic Sugarcane Molasses, Reed-Sedge Peat, Diatomaceous Earth, Copper Sulfate, Attapulgite Clay, Calcium Pantothenate, Monosodium Phosphate, Salt, Organic Dried Kelp, Thiamine Mononitrate, Biotin, Bentonite, Magnesium Oxide, Sodium Selenite, Potassium Chloride, Yeast Culture, Ethylenediamine Dihydriodide, Ascorbic Acid, Vitamin E Supplement, Sodium Sulphate, Zinc Sulphate, Citric Acid, Vitamin B12, Organic Lecithin, Manganous Oxide, Magnesium Sulphate, Calcium Sulphate, Organic Garlic, Organic Fenugreek, Niacin, Folic Acid, Riboflavin, Vitamin A Acetate, Organic Dried Feed Grade Milk, Organic Egg Product, Organic Rice Hulls, Pyridoxine Hydrochloride, Organic Cloves, Silicon Dioxide, Organic Barley, Glycine, Vitamin D3, Acetic Acid, Calcium Hydroxide, Organic Dandelion, Calcium Acetate, Organic Parsley, Organic Althea Root, Organic Dried Tomato Pomice, Yucca Schidigera Extract, Organic Horseradish, Organic Licorice, Organic Sweet Orange Peel, Organic Aloe Vera Gel Concentrate, Organic Peppermint, Organic Calendula, Organic Cayenne Pepper, Organic Ginger, Organic Coconut Oil, Organic Sage, Organic Common Fennel, Organic Thyme, Organic Lemon Grass, Organic Elder Flowers, Organic Papain, Organic Basil, Organic Violet Leaves, Organic Coconut Flour, Organic Juniper Berries"