The book “300 Questions About the Aquarium” features a question-and-answer format and deals with aspects of stocking and maintaining a home aquarium. Topics include selecting fish varieties, equipment for the home tank, fish anatomy and traits of different varieties, feeding and water maintenance, keeping a healthy tank environment and more.

Fusion Air Pumps are designed to be super quiet. The diaphragm pushes the air into a series of chambers that are interlinked by small openings. These chambers absorb the sound and create pressure as the air is pushed through each opening, producing a powerful airflow, according to the company. The pumps are available in six sizes, with the larger four sizes featuring an air-control knob.

The Tetra Whisper EX aquarium filtration systems incorporate a Timestrip visual elapsed-time monitor in the unit. The product is unique because the easy-to-use and easy-to-read Timestrip technology indicates when the aquarium filter should be replaced, according to the company.

Owners of AquaVista wall-mounted and desktop aquariums now have the option of turning their favorite photographs, logos or images into customized backgrounds for their aquariums. This adds more life to the home or office and also makes a great gift, according to the company.

Ocean Nutrition introduces Discus Flakes, a daily diet formulated to enhance coloration, health and growth in all strains of discus. The diet contains high levels of protein and vitamins to stimulate balanced growth and breeding, according to the company.

DrTim’s Aquatics presents Science Based Solutions, a line of products for aquaria. It includes One and Only Nitrifying Bacteria, in freshwater and salt-water versions, for immediate addition of fish to a new aquarium; AquaCleanse, a tap water detoxifier; and First Defense, a stress-relief formula.

JW Aquatics presents SmartNet in six sizes and coarse and fine netting. A 3-inch brine shrimp size is also available. Each has a textured and stylized comfort-grip handle with a hanger to hook the net on the tank, according to the company.

AquaVim presents its Ocean View 170-gallon piano-style glass aquarium. The seamless curved glass aquarium eliminates the worry of getting the tank scratched from algae-cleaning, according to the company.

ReefresH20 with Cell-Pore technology provides a biological filtration solution for a wide range of aquatic environments. The advanced porous material supplies significant surface area for aerobic and anaerobic colonization, resulting in a cleaner, healthier environment for aquatic life, according to the company. It is available in replacement-cartridge form, as well as in spheres, plates and blocks.

Barron’s releases “Lake Tanganyika Cichlids.” The book features information on the origins, life cycles and traits of Lake Tanganyika cichlids, as well as expert advice on feeding, tank maintenance and general care, according to the publisher.