Marine

Explore our extensive range of marine aquarium products, carefully selected to help you create, maintain and enjoy a healthy and thriving saltwater aquarium.

At Stockport Marine & Koi, we stock everything you need for marine and reef keeping, from aquariums, filtration and lighting to pumps, treatments, foods, supplements and essential maintenance equipment.

Whether you’re setting up your first marine aquarium, developing a reef system or maintaining an established tank, you’ll find quality products from trusted brands alongside expert advice from our experienced team.

Browse our marine aquarium supplies and equipment below and find everything you need for your marine setup in one place.

Showing 1–30 of 207 results

  • 3699JBL Pro Silent Air Pump 200
  • Aquaforest ICP Test 1
  • Aquaforest IPC Test 2
  • Astrea Snail

    Astrea Snail

    £2.75

    Astrea Snails are hardy algae eaters with distinctive spiral shells. Perfect for freshwater and brackish tanks, they help keep your aquarium clean by grazing on algae without harming plants or fish.

  • BCUK Seaweed + Garlic - Green

    BCUK Seaweed + Garlic – Green

    £6.99

    A powerful blend of sustainably harvested seaweed and natural garlic to support thyroid health, immunity, and overall wellness. Rich in iodine, antioxidants, and plant-based nutrients. 100% vegan, clean, and eco-friendly — pure nutrition from land and sea.

  • Black and White Clownfish , stockportmarineandkoi.co.uk

    Black and White Clownfish

    £30.00

    The Black and White Clownfish (Amphiprion ocellaris) is a beautiful marine fish featuring bold black colouring and contrasting white bands. Hardy, easy to feed and generally reef safe, it is an excellent choice for marine aquariums. It thrives in stable water conditions with a varied diet and does not require a host anemone.

  • Blonde Lipstick Tang, Elegant Tang, stockportmarineandkoi.co.uk

    Blonde Lipstick Tang/Elegant

    £175.00

    The Blonde Lipstick Tang (Naso elegans), also known as the Elegant Tang, is a spectacular marine fish featuring a blue-grey body, bright yellow dorsal fin and orange lips. Ideal for large marine aquariums, it needs plenty of swimming space, an algae-rich diet and excellent water quality.

  • Blue Cheek Goby,stockportmarineandkoi.co.uk

    Blue Cheek Goby

    £25.00

    The Blue Cheek Goby (Valenciennea strigata) is a striking marine fish with a bright yellow head and blue facial markings. Ideal for suitable established marine aquariums, it enjoys a sandy substrate, regular feeding and stable water conditions.

  • Blue Life Coral Curry

    Blue Life Coral Curry

    £7.99

    Blue Life Coral Curry is a coral dip treatment designed to protect against pests and infections, helping maintain healthy, vibrant corals in reef aquariums.

  • Blue Life Flux Rx

    Blue Life Flux Rx

    £29.99

    Blue Life Flux Rx is a reef-safe algae treatment designed to control nuisance algae like Bryopsis and hair algae in marine and reef aquariums. Its targeted formula eliminates algae without harming corals, fish, or invertebrates, helping maintain a healthy, balanced reef environment.

  • Blueface Angelfish , stockportmarineandkoi.co.uk

    Blueface Angelfish

    £145.00

    The Blueface Angelfish (Pomacanthus xanthometopon) is a magnificent marine fish featuring a vivid blue face, bright yellow markings and intricate body patterns. Growing to around 38–45 cm, it requires a very large, mature aquarium and a varied, sponge-rich diet. Best suited to experienced aquarists and large fish-only displays.

  • Boxer Shrimp

    Boxer Shrimp

    £20.00

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  • Brown Scopas Tang, stockportmarineandkoi.co.uk

    Brown Scopas Tang

    Price range: £30.00 through £45.00

    The Brown Scopas Tang (Zebrasoma scopas) is an attractive marine fish with subtle brown, olive and yellow colouring and delicate body markings. An active algae grazer, it is generally reef safe and suits spacious, established marine aquariums. Provide a varied algae-rich diet, stable water conditions and plenty of swimming space.

  • Bumble Bee Snails

    Bumble Bee Snails

    Price range: £2.99 through £11.00

    Bumble Bee Snails – Colorful Reef-Safe Algae Cleaners

    Bumble Bee Snails are small, reef-safe marine snails recognized for their distinctive black and yellow striped shells. They are excellent algae eaters and scavengers, helping to keep your reef tank free of unwanted algae and detritus while being peaceful with corals and other invertebrates.

  • Chalk goby stockportmarineandkoi.co.uk

    Chalk Goby

    Price range: £25.00 through £35.00

    The Chalk Goby (Valenciennea sexguttata) is a peaceful marine fish known for its attractive markings and sand-sifting behaviour. Ideal for suitable marine and reef aquariums, it needs a sandy substrate, excellent water quality and regular feeding.

  • Cleaner Shrimp

    Cleaner Shrimps

    Price range: £27.00 through £50.00

    Cleaner Shrimps are reef-safe, brightly colored invertebrates known for removing parasites and dead tissue from fish. Active and peaceful, they also scavenge leftover food, making them a beautiful and functional addition to any marine aquarium.

  • Placeholder

    Cleaner Wrasse

    Price range: £19.00 through £23.00
  • COLOMBO Ph Test

    COLOMBO Ph Test

    £8.99

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    Coral 1

    £0.00
  • Coral Beauty Angelfish, stockportmarineandkoi.co.uk

    Coral Beauty Angelfish

    £45.00

    The Coral Beauty Angelfish (Centropyge bispinosa) is a colourful dwarf marine fish featuring vibrant blue, purple and orange markings. An active grazer with plenty of personality, it thrives in mature marine aquariums with live rock and a varied diet. Reef safe with caution, as some individuals may nip at corals and clam mantles.

  • Coral RX coral dip 30ml

    Coral RX coral dip 30ml

    £22.99

    Effective coral dip that removes pests and parasites while remaining gentle on all coral types—ideal for safe introduction of new corals.

  • D-D Solutions Inline TDS Meter/pen

    D-D Pen Type Digital TDS Meter

    £21.99

    The D-D Pen Type Digital TDS Meter is a compact, easy-to-use tester for measuring Total Dissolved Solids in aquarium and RO water. Ideal for monitoring water purity and RO system performance.

  • D-D Solutions Inline TDS Meter

    D-D Solutions Inline TDS Meter

    £44.99

    The D-D Solutions Inline TDS Meter provides accurate, convenient monitoring of TDS levels in RO water. Ideal for aquariums, it helps check RO system performance and maintain high-quality purified water.

  • D&D Aquascape Construction Epoxy – Coralline Algae Colour

    D&D Aquascape Construction Epoxy – Coralline Algae Colour

    £6.99

    A reef-safe, high-strength epoxy putty designed for bonding live rock and securing coral frags directly underwater. Its natural coralline algae colour blends seamlessly into reef aquariums, providing a discreet and professional finish. Easy to knead and apply, it cures quickly to create a strong, long-lasting hold—perfect for building, repairing, and stabilising aquascapes.

  • D&D Aquascape Construction Epoxy - Slate Grey Colour

    D&D Aquascape Construction Epoxy – Slate Grey Colour

    £4.99

    The D-D Aquascape Construction Epoxy – Slate Grey is a strong, aquarium-safe two-part epoxy designed for bonding rock, coral, and decorations in marine and freshwater setups. It is ideal for building stable aquascapes and securing structures that need long-term strength and reliability.

    Easy to mix and apply, the epoxy can be used both underwater and above water, forming a durable bond that holds firmly even in high-flow environments. It is perfect for fixing live rock, attaching coral frags, and stabilising aquascape layouts.

    The slate grey colour blends naturally into rockwork, helping it stay discreet within the aquarium. Safe once cured, it provides a long-lasting solution for creating secure and visually natural aquascapes.

  • D&D ClariSea Replacement XL Fleece SK-5000 (40m)

    D&D ClariSea Replacement XL Fleece SK-3000 (40m)

    £14.99

    The D-D ClariSea Replacement XL Fleece SK-3000 (40m) is a high-quality replacement roll designed for the ClariSea SK-3000 automatic fleece filter system. It provides efficient mechanical filtration for marine and freshwater aquariums, removing fine particles, detritus, and organic waste to maintain crystal-clear water.

    With a 40-metre XL length, it offers extended lifespan and fewer replacements compared to standard rolls. The fleece automatically advances as it clogs, ensuring continuous, low-maintenance filtration.

    Ideal for reef and fish systems, this durable, recyclable fleece improves water quality, reduces maintenance, and supports a cleaner, healthier aquarium environment.

  • D&D ClariSea Replacement XL Fleece SK-5000 (40m)

    D&D ClariSea Replacement XL Fleece SK-5000 (40m)

    £19.99

    The D-D ClariSea Replacement XL Fleece SK-5000 (40m) is a high-capacity filter roll designed for the ClariSea SK-5000 automatic fleece filtration system. It provides highly efficient mechanical filtration for marine and freshwater aquariums, removing fine particles, detritus, and organic waste to maintain crystal-clear water.

    With a 40-metre XL length, it offers extended lifespan and fewer replacements, making it ideal for high-demand aquarium systems. The fleece automatically advances as it becomes clogged, ensuring continuous, low-maintenance filtration and consistent water flow.

    Perfect for reef tanks and heavily stocked systems, this durable and recyclable fleece helps improve water quality and supports a cleaner, healthier aquarium environment.

  • D&D Dual Heating and Cooling ControllerD&D Dual Heating and Cooling Controller

    D&D Dual Heating and Cooling Controller

    £49.99

    D&D dual heating cooling controller, aquarium temperature controller, heater chiller controller, marine aquarium thermostat, freshwater tank controller, dual stage temperature control, digital aquarium controller, fish tank temperature regulator, reef tank controller, aquarium equipment, stable water temperature controller

  • D&D Funktion Wave Pump 3000lph

    D&D Funktion Wave Pump 10000lph

    £104.99

    The D-D Funktion Wave Pump 10000lph is a powerful and compact wavemaker designed for strong, natural water movement in marine and freshwater aquariums. Delivering up to 10,000 litres per hour, it helps improve circulation, supporting fish health and coral growth.

    Featuring a digital controller, it offers multiple flow modes including wave, pulse, and constant flow, allowing you to customise your aquarium’s water movement. The quiet, low-voltage motor ensures minimal noise, while the compact design keeps it discreet in your tank.

    Easy to install with a secure magnetic mount, the D-D Funktion Wave Pump is an efficient and reliable solution for creating dynamic, natural flow conditions.

  • D&D Funktion Wave Pump 3000lph

    D&D Funktion Wave Pump 3000lph

    £89.99

    The D-D Funktion Wave Pump 3000lph is a compact and efficient wavemaker designed to create natural water movement in marine and freshwater aquariums. With a flow rate of up to 3000 litres per hour, it improves circulation, oxygenation, and overall tank health.

    It features a digital controller with multiple flow modes including wave, pulse, and constant flow, allowing you to tailor water movement to your aquarium’s needs. The quiet, energy-efficient motor ensures low noise operation, making it ideal for home and office setups.

    Easy to install with a magnetic mount, the pump is discreet, reliable, and perfect for small aquariums needing controlled, natural flow conditions.

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