Mars Fishcare N.A. Inc. offers the API Superior Nutrition line of fish food. The food only includes proteins from sustainable sources, such as polychaete worms, mussels and pea protein, and contains no fish-meal, according to the manufacturer. (Prices vary.) Posted on Dec. 12, 2011.

Atlantic Water Gardens introduces Biocuda Cold Water Fish Food for water temperatures from 55 to 65 degrees. Choose from .5-, 1.25- and 5-pound sizes. (MSRP $11.76-$49.01) Posted on Dec. 9, 2011.

Aquascape Inc. introduces its Pond Fish Vitamin Treatment. Available in an 8.45-ounce container, the pond fish treatment is formulated to increase appetite and vitality, enhance the natural colors of the pond fish and stimulate breeding, according to the manufacturer. (MSRP $19.98) Posted on 9/29/11.

Uni-president Enterprises Corp. introduces Aqua Master Koi Food in a 10-kg size. The two main ingredients are natto probiotics and nucleotide, according to the manufacturer. Choose from four selections: Staple, Wheat Germ, Growth and Color Enhancer. (Prices unavailable.) Posted on 7/29/11.

Hikari Sales USA Inc. announces Jumbo CarniSticks, floating sticks for big fish. Each stick contains the caloric nutrition of a live goldfish and is free of parasites, bacteria and health issues common with live food feeding, according to the manufacturer. Choose from 6.32-ounce (MSRP $24.99) and 17.6-ounce (MSRP $49.99) packages. Posted on 7/24/11.

Hikari USA introduces Algae Wafers in four sizes: .70 ounce (MSRP $2.99), 1.41 ounces (MSRP $4.59), 2.89 ounces (MSRP $7.69) and 8.8 ounces (MSRP $16.99). The bottom- feeder diet features an oxygen barrier package to maintain quality, according to the manufacturer. Posted on 7/18/11.

Blue Ridge Fish Hatchery releases Blue Ridge Cool Water Wheat food as well as new packaging on its line of koi and goldfish foods. The new diet is formulated for fall and spring feeding. The pond fish food line includes large and mini pellet growth and color-enhancing diets. Choose from three bag sizes: 2 pounds (MARP $7.95), 5 pounds (MSRP $15.95) and 25 pounds (MSRP $69.95). Posted on 7/15/11.

Kloubec Koi Farm launches Platinum Koi Cuisine with PrimaLac beneficial bacteria. Formulated to provide natural color enhancers, a complete balanced diet, improved digestion and nutrient absorption, the pond fish food comes in 2-, 4-, 8- and 20-pound re-sealable heavy foil bags and bulk sizes. (MSRP $9.70-$101.70) Posted on 7/12/11.

Ani Mate introduces the Fish Mate P7000 Auto Fish Feeder with a 7-liter capacity. Designed to dispense flakes or pellets, the battery-operated feeder allows for three individually sized, programmed feeds over the course of a day as well as dispensing a frequent feed over a long period of time, the company reports. (MSRP $119.99) Posted on 1/1/11.

The Aquaponic Source launches the AquaBundance System, a green gardening system designed to grow plants and fish, year-round, indoors and out. The aquaponic system grows a variety of plants using organic nutrients supplied by fish growing in an adjoining tank, the company reports. (MSRP $1,295) Posted on 11/17/10.