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A marine aquarium provides beautiful animals and environments for you to nurture and enjoy. Whether you choose a glass or acrylic tank, it will provide hours of entertainment. Fill it with coral, rocks, fish and other sea creatures for a colourful array of underwater worlds.

For smaller areas, a nano tank provides just enough space to start a habitat, but will not overwhelm a room. Once it’s set up, fill your marine tank with anemones and bright fish.

  • 250 Litre Marine Aquarium fullsetup

    250 Litre Marine Aquarium fullsetup

    £200.00
    0 bids
    + £0.00 P&P
    Great aquarium, selling as we are moving house and downsizing so will not have room. This is a large aquarium. Currently stocked with a maroon clownfish etc hermit crabs and a soft coral. Also there a...
  • Aqua One Minireef 120 L Marine Aquarium With Black Cabinet

    Aqua One Minireef 120 L Marine Aquarium With Black Cabinet

    £200.00
    0 bids
    + £0.00 P&P
    • 13 watching
    Aqua one mini reef 120 litres Fabulous tank in great condition , selling due to house move. Includes built in sump , filter sock and holder , heaters ,mariglo lighting system glass lid digital thermom...
  • marine fish tank aquarium full running set up

    marine fish tank aquarium full running set up

    £1,000.00
    0 bids
    + £0.00 P&P
    Please see photos for full list of parts and live stock Absolutely everything you need all in fantastic condition, quick sale needed. Everything seen in the pics is included any questions please fe...
  • Large Glass Fish Tank Aquarium Marine Tropical

    Large Glass Fish Tank Aquarium Marine Tropical

    £500.00
    Buy it now
    or Best Offer
    + £0.00 P&P
    1 main tank with over flow box attached. There is a 1” hole at the back that I planned to set up as part of a closed loop system but never got round to doing.there is a few teeth missing from the inte...
  • 45-120cm Marine Aquarium Fish Tanks 80/150/250/340L - Black & White Available

    45-120cm Marine Aquarium Fish Tanks 80/150/250/340L - Black & White Available

    4 Size Options- Cabinet or Aquarium Options Available
    £349.99
    Buy it now
    Free P&P
    • 46+ watching
    • |
    • 9+ sold
    80L (45cm), 150L (67cm), 250L (91cm) & 340L (120cm) Aquariums. 340L Tank - 120cm x 53.3cm x 53cm (L x W x H). The complete tank system is perfect for marine fish keeping specialists and beginning hobb...
  • Clown Fish Marine

    Clown Fish Marine

    £15.00
    0 bids
    + £0.00 P&P
    A pair of clowns feed great layed once only selling cause tank leaking and haven't got time to fix it
  • Fish Tank Aquarium 300L with Stand for Marine Tropical Cold 6 1/2 ft

    Fish Tank Aquarium 300L with Stand for Marine Tropical Cold 6 1/2 ft

    £200.00
    Buy it now
    or Best Offer
    + £0.00 P&P
    • 14 watching
    Fish tank aquarium 300L 10mm thick glass water tight. Solid steel stand painted marine for rust protection with 10mm plywood covers (front, sides and base).
  • marine fish  2 x Ribbon eel (Rhinomuraena quaesita)  marine coral frag aquarium

    marine fish 2 x Ribbon eel (Rhinomuraena quaesita) marine coral frag aquarium

    £0.99
    0 bids
    + £0.00 P&P
    Hi since I've shut down the tank i have 2 x black Ribbon eel (Rhinomuraena quaesita) for sale. Normally id be looking for £100 each as there feeding on frozen lance fish and in good health if you know...
  • Complete 3.5’ Marine Set Up including fish, corals, all equipment

    Complete 3.5’ Marine Set Up including fish, corals, all equipment

    £50.00
    1 bid
    + £0.00 P&P
    • 12 watching
    Looking to sell my marine tank as I am infortunately no longer able to give it the time it needs. It is a 3.5 ft oak cabinet with wine rack. There are some scratches on the aquarium glass but it is co...
  • Marine fish tank chemicals

    Marine fish tank chemicals

    £22.00
    Buy it now
    or Best Offer
    + £2.95 P&P
    Due to the sudden death of my porcupine puffer fish I have decided to come away from the hobby. You will get Kent nano A and B 1/2 full each bottle Paraguard just under 1/2 bottle Strontium 2/3 bottle...
  • Juwel Trigon190 Marine Fish Tank Complete Set Up Aquarium

    Juwel Trigon190 Marine Fish Tank Complete Set Up Aquarium

    £300.00
    0 bids
    + £0.00 P&P
    The majority of the rock is live rock and as well as a large quantity of mushroom coral, there are also a few other species. Height of tank 59.5cm. Total height including cabinet 132cm. Maximum width ...
  • 250L Cabinet Aquarium Fish Tank Tropical / Marine 107cm 3.4ft with LED Lighting

    250L Cabinet Aquarium Fish Tank Tropical / Marine 107cm 3.4ft with LED Lighting

    Five Colours; Black, White, Birch, Mahogany & Rosewood
    £296.99
    Buy it now
    Free P&P
    • 773+ watching
    • |
    • 273+ sold
    LZ-1000 Modern Cabinet Aquarium Fish Tank marine tropical freshwater 250L with LED lighting. Suitable for freshwater, tropical and saltwater marine fishkeeping. FREE 100ml Aquarium Rescue Tap Water De...
  • 300L Cabinet Aquarium Fish Tank Tropical / Marine 123cm 4ft with LED Lighting

    300L Cabinet Aquarium Fish Tank Tropical / Marine 123cm 4ft with LED Lighting

    Four Colours; Black, White, Mahogany & Rosewood
    £323.99
    Buy it now
    Free P&P
    • 170+ watching
    • |
    • 34+ sold
    LZ-1200 Modern Cabinet Aquarium Fish Tank marine tropical freshwater 300L with LED lighting. Suitable for freshwater, tropical and saltwater marine fishkeeping. FREE 100ml Aquarium Rescue Tap Water De...
  • Marine Fish Tank Full Set-up Aquanano 80 with Kessil Lighting - NO RESERVE

    Marine Fish Tank Full Set-up Aquanano 80 with Kessil Lighting - NO RESERVE

    £481.00
    20 bids
    + £0.00 P&P
    • 35 watching
    Fire red shrimp clean up crew. Various plating Montipora, large bright green, purple and chill. Scratch Free Glass Aquarium: 40d x 80w x 47h cm. All very mature pest free Live Rock. 8 heads of Ultr...
  • marine fish tank set up

    marine fish tank set up

    £300.00
    Buy it now
    or Best Offer
    + £0.00 P&P
    125 litre tank Gloss grey stand Full set up everything in cluded Aqua 1 filter system V2 skim200 compact Wave maker Heater V2 ilumenAir light all different settings with remote 3 barrels for your wate...