Aquarium Depot is a Canadian-owned and operated aquarium retailer based in Toronto, serving hobbyists across Canada with reef, saltwater, and freshwater products. The store specializes in marine aquarium supplies, livestock, corals, equipment, and maintenance essentials, with a focus on quality products and knowledgeable support from experienced hobbyists. Its selection includes lighting, pumps, filtration systems, aquarium salt, water-testing supplies, fish food, saltwater fish, invertebrates, and freshwater essentials, with products from brands such as Hanna, EcoTech, Sicce, and Brightwell.

Aquarium Depot also designs and builds custom aquariums and aluminum stands in Toronto using locally sourced materials. Customers can request a quote and estimate a build, whether they are planning a home reef or a larger commercial display. Custom tanks and selected supplies are shipped nationwide, and the store offers free shipping on eligible orders. Through its online shop, educational blog, and newsletter, Aquarium Depot shares product updates, care guidance, and practical information for reef keepers and freshwater aquarium enthusiasts.