Marine Kingdom is a home-based marine aquarium shop in Latchford, Warrington, Cheshire, serving reef and marine aquarium hobbyists. The business focuses on practical supplies for maintaining reef tanks, with all items available for collection by appointment and payment by cash on collection. Customers can arrange a visit or contact the shop by phone, text, email, or through its contact page.

The online shop offers a selection of corals, including Acropora, Montipora, Seriatopora, soft corals, and mushroom corals, as well as fragging supplies such as aragonite frag plugs. Aquarium care products include dosing solutions and elements, covering major elements, nutrients, and trace elements, alongside marine foods and other reef accessories. The shop also provides small sample packs of solutions for dosing, including phosphate, nitrate, iodine, and products related to alkalinity, calcium, and magnesium testing. Customers can submit water samples for testing. With nine years of experience, Marine Kingdom also offers consultations and holiday emergency cover when required.