Dive into the World of Aquatics with AquaWorld USA

Your comprehensive source for aquaristics knowledge, premium equipment, and beloved aquatic inhabitants.

Stunning marine reef aquarium with colorful corals and fish

Explore Aquarium Types

Whether you dream of a vibrant freshwater community tank, a serene planted aquarium, or a breathtaking saltwater reef, AquaWorld USA offers detailed guides and resources for every type of aquatic environment. Learn about the specific needs, setup challenges, and rewards of various aquarium styles.

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Colorful school of tropical freshwater fish

Discover Our Fish

Dive into our extensive catalog of fish and invertebrates. From the shimmering scales of tropical freshwater species to the exotic beauty of marine inhabitants, find the perfect aquatic companions for your tank. Our guides cover compatibility, care, and health for a thriving aquatic ecosystem.

Browse Species →

Assortment of modern aquarium filters and pumps

Shop Equipment

Equip your aquarium with the best. Explore our selection of high-quality filters, heaters, lighting systems, substrates, and decorations. We provide expert advice to help you choose the right gear for optimal water quality, plant growth, and fish health.

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Lush aquatic plants thriving in an aquarium

Spring Sale on Live Plants!

Revitalize your aquatic landscape with our vibrant selection of live plants. Enhance water quality, provide natural shelter for your fish, and create a stunning underwater garden. Enjoy up to 25% off on all aquatic plant species for a limited time!

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Exotic marine invertebrate on a coral reef

New Arrivals: Exotic Marine Fish!

Explore our latest shipment of rare and captivating marine fish. From shimmering tangs to intricate gobies, these new additions are ready to transform your marine aquarium into a living masterpiece. Limited quantities available!

See New Fish

Become Part of Our Vibrant Community!

Connect, learn, and share your passion with fellow aquarists. Get advice, showcase your tanks, and discuss all things aquatic in our friendly forum.

Join Our Aquarist Community!