Best sellers

Showing 1 - 24 of 47 items
  • Chaetomorpha Chaeto Linum

    Chaetomorpha or just Chaeto is a perfect nutrients export marine macro algae species. Often placed in the the sump it is non-invasive and fast-growing algae, which is very easy to care for. This Chaeto species is not palatable, but the main purpose it does very well, reducing the Nitrate and Phosphate levels in the aquarium water. We have a palatable...

    £ 8.95
    0 1 2 3 4 26 Review(s) 
  • Ochtodes Sp.

    The marine macroalgae Blue Ochtodes sp. with its purple/blue colour is a fantastic addition to the marine tank. It will add a beautiful and rare to find colour to the tank and will quickly become a centerpiece. It has a dense structure which offers great hiding space for beneficial hitchhikers like copepods, rotifers, starfishes and other hitchhikers....

    £ 7.95
    0 1 2 3 4 29 Review(s) 
  • 4 Macro Algae Starter-Pack

    This macro algae pack is a great choice for you when you just started to enrich your marine tank with macro algae and you don't want to save some money to start with. You will get 4 different marine algae starter frags out of our macro algae selection, which we will choose for you.

    £ 14.95
    0 1 2 3 4 21 Review(s) 
  • Fast Growing Nitrate & Phosphate Remover Algae-Pack

    This macro algae pack is a great choice if you are looking for fast growing marine macro algae to reduce the Nitrate and Phosphate levels in your marine aquarium.  They are smaller algae frags than the single sold algae species but a great choice if you don't want to spend a lot of money. You will get 4 different marine macro algae as starter algae frags....

    £ 12.95
    0 1 2 3 4 28 Review(s) 
  • Botryocladia - Red Grape

    The Botryocladia - Red Grape macroalgae is with its vibrant deep red coloured grapes an eye catcher in the marine reef tank and in high demand. It is a non-invasive, beautiful looking algae which will look amazing in any marine aquarium, as a medium fast growing algae species it is perfect for Nano-Tank, Reef-Tank and for the Seahorse Tank, as it will...

    £ 6.95
    0 1 2 3 4 22 Review(s) 
  • Caulerpa Taxifolia

    Caulerpa Taxifolia belongs to the  greenmacro algae species and has long fronds with segmented appendages. It is tolerant to a wide range of water temperature but needs more light than for example Caulerpa Prolifera. A very nice looking algae which gives the marine tank a more natural look. It is as well a recommended algae for the refugium to reduce...

    £ 6.95
    0 1 2 3 4 14 Review(s) 
  • Codium

    The beautiful Codium  isan true all-rounder macro algae for the marine aquarium. Not fuzzy regards the light or current, and beautiful looking. It has a great dark main structure, which develops irregular into cylindrical branches. Along its branches it develops soft fuzzy filaments which a lot of fishes love to eat. A perfect macro algae for Seahorses...

    £ 6.95
    0 1 2 3 4 16 Review(s) 
  • Caulerpa Prolifera

    Caulerpa Prolifera is a beautiful macroalgae species, offering long blades which can grow up to 20-30 cm long.The fronds are attached to a thick rhizome which will attach itself to rock which means it will need to be restricted in the tank. Caulerpa Prolifera will add a great natural look to the marine tank. This algae can adapt better to various water...

    £ 6.95
    0 1 2 3 4 11 Review(s) 
  • Chaetomorpha Chaeto Fine

    This Chaeto species is a perfect and safe macro algae to reduce the Nitrate and Phosphate levels in the marine tank water. It is best placed in the sump/refugium with a sufficient red/blue or full-spectrum light. Chaeto will grow very fast and the best with this algae is that herbivore fishes like to eat it, opposite to the more stringy Chaetomorpha...

    £ 8.95
    0 1 2 3 4 19 Review(s) 
  • Cryptonemia Crenulata

    Cryptonemia Crenulata is a very rare to find macroalgae, which is a shame as it is with its thick branches and its deep red colour a real eye catcher in the display tank. This macroalgae is non-invasive and grows quite slow, which makes it a great addition for Nano-Tanks, Seahorse Tanks and planted reef tanks.

    £ 7.95
    0 1 2 3 4 12 Review(s) 
  • Gracilaria Curtissae

    The Gracilaria Curtissae macroalgae is beautiful red marine algae species. It features deep red branches which will form a symmetrical bush. Gracilaria species are slow growing and need a long time to attach themself.A great macroalgae for the Display Tank, where it will surely become fast a highlight and it might compete when it comes to the beauty of it...

    £ 7.95
    0 1 2 3 4 17 Review(s) 
  • Ulva Lactuca

    Ulva Lactuca or often called Sea Lettuce is a medium fast growing and very palatable macroalgae, therefore it is a great natural food source for herbivore fishes like Tang & Foxface. With its vibrant green colours it will be a beautiful highlight in the display tank. This algae will grow towards the light, with beautiful different green shades and...

    £ 6.95
    0 1 2 3 4 6 Review(s) 
  • Caulerpa Racemosa Cylindracea

    Caulerpa Racemosa Cylindracea is a very fast growing and beautiful looking marine macroalgae, which will give your tank a more natural look and adds a natural holdfast for Seahorses. This caulerpa algae is a great choice for the nutrients export, e.g. to reduce the Nitrate and Phosphate level in the tank, as it is quite a fast growing macroalgae species....

    £ 6.95
    0 1 2 3 4 9 Review(s) 
  • Gracilaria Vermiculophylla

    The Gracilaria Vermiculophylla is a beautiful algae species which we are able to offer you new from the Gracileria family.  It is a striking red algae species, which is a perfect addition to any reef tank display and the Seahorse tank as it is a non-invasive algae which offers additional natural holdfasts. It features long red branches which will become...

    £ 9.95
    0 1 2 3 4 8 Review(s) 
  • Duo Caulerpa Starter Set

    With this algae set you will receive 2 fast growing and great looking marine macro algae species together.  This macro algae pack is a great choice for you when you just started to enrich your marine tank with macro algae and you don't want to spend a lot of money.

    £ 7.95
    0 1 2 3 4 10 Review(s) 
  • Gracilaria Hayi

    The Gracilaria Hayi or often called Red Bush marine macro algae is a beautiful algae for the Tank Display and will be surely become fast an optical highlight in every marine aquarium. This macro algae has a fluorescent red colour and features rigid, irregular shaped branches that will form a symmetrical bush.

    £ 8.95
    0 1 2 3 4 6 Review(s) 
  • Acanthophora Spicifera

    Acanthophora Spicifera is a gorgeous looking macro algae which belong to the red algae species although its colour ranges between brown/reddish/purple depending on what light is used. This species has irregular stiff uprights, which are quite fine and it can attach itself to rocks, shells, etc. A great algae choice for the tank display and Seahorse...

    £ 7.95
    0 1 2 3 4 11 Review(s) 
  • Red Turf Marine Macroalgae Red Turf Marine Macroalgae
    Product available with different options
    Red Turf Macroalgae

    We couldn't identify the beautiful looking macroalgae species yet, but this algae species adds a vibrant red colour to the reef tank and provides as well a great food source for herbivore fishes, like Tang and Foxface species, which like to snack on this macroalgae. This beautiful red macroalgae species will attach itself and has a more delicate structure. 

    £ 8.95
    0 1 2 3 4 11 Review(s) 
  • Caulerpa Serrulata

    The Caulerpa Serrulata macro algae species has small branched uprights with a series of flat serrated blades. It of often used for nutrient export in the refugium, but will give as well additional holdfast for seahorses.

    £ 5.95
    0 1 2 3 4 6 Review(s) 
  • Caulerpa Racemosa Grape Caulerpa marine macroalgae
    Product available with different options
    Caulerpa Racemosa Grape Caulerpa

    Caulerpa Racemosa Grape Caulerpa marine macroalgae is a very popular and beautiful looking macro algae species, which often get seen as the origin of Caulerpa racemosa species. It is fast growing and forms ball shaped appendages, therefore it is commonly called Grape Caulerpa. In the planted reef tank we recommend to keep it away from the main rockwork as...

    £ 6.95
    0 1 2 3 4 5 Review(s) 
  • Rhodopeltis sp.

    We recently received this red marine algae new and it is now ready to sell.The species is called Rhodopeltis sp., a very rare to find marine macro algae. It is a very stiff growing macro algae which develop slowly beautiful branches. An amazing looking red alga for the Tank Display where it will provide hiding space for small fishes and critters and an...

    £ 11.95
    0 1 2 3 4 4 Review(s) 
  • Halimeda Incrassata

    Halimeda Incrassata is a very nice and medium fast growing green macro algae which is non-invasive and calcified, which means it needs good calcium levels in the tank to thrive.It has stiff, segmented flat shaped fronds which can grow up to 30 cm. and does very well in the marine aquarium substrate where it will be kept in place by rhizoids.

    £ 9.95
    0 1 2 3 4 7 Review(s) 
  • Halymenia sp. Dragon’s Tongue

    Halymenia sp. Dragon’s Tongue is a very popular macro alga in the marine aquarium as it is a great alga for the Tank Display. Beautiful looking, slow growing and non-invasive.The body of the macro algae is a deep red, while the new growth tips are more orange A similar macroalgae to this is the beautiful Halymenia Maculata

    £ 9.95
    0 1 2 3 4 10 Review(s) 
  • Caulerpa Brachypus

    This Caulerpa marine macroalgae species is a much smaller but faster growing macroalgae than Caulerpa Prolifera, with blades between 2-10cm long. The fronds are attached to a slim rhizome which will attach itself to rock, gravel etc. It is a good marine algae for nutrients export especially for the sump but handle with care in the Reef Display Tank, as it...

    £ 6.95
    0 1 2 3 4 5 Review(s) 

Frequently Asked Questions

What macroalgae do you recommend for the Display Tank?

There are a lot of beautiful macroalgae species which are just perfect to be placed in the Refugium Display Tank & even for a Seahorse Tank.

We can especially recommend non-invasive macroalgae species which will add a beautiful colour and structure to the marine aquarium to enjoy.

Macroalgae for the Display Tank

How to achieve better macroalgae growth?

Macroalgae don't need a lot to grow, just good lighting and enough nutrients.

Should you already have good lighting for your macroalgae but the growth is not as it should be, maybe there are some nutrients missing in your aquarium water which it need to grow?

Find more here about what water conditions are optimal for macroalgae and dosing nutrients to your reef tank/refugium.


Clean Macroalgae - Sustainable grown in the UK

Livealgae UK offers you premium macroalgae species from fish & copper free tanks. 

All macroalgae we sell are sustainable grown in the UK and will be dipped and manually inspected before getting posted out to you, to ensure a premium clean macroalgae quality as much as possible.

Satisfaction Guarantee

We want you to be fully happy with your new additions and offer you a hassle free 100% Satisfaction & Alive Arrival Guarantee. 

If you are not fully happy with your purchase on arrival we will refund your money back (UK Orders only).

Read more about here:

GuaranteED Satisfaction