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Aquaristic Shop: 8.000+ Aquarium Supplies Online, Aquarium Store | HAPPY DISKUS

Buy Aquarium Supplies, Aquarium Equipment & Accessories for your freshwater or saltwater fish tank online.

  • EU EU (16.90€ shipping costs, 120,000 customers ↑)
  • Located in Germany we are one of the biggest Aquarium Online Stores in Europe with 150,000 customers worldwide.

  • Quality brands like EHEIM EHEIM, Fluval Fluval, JBL JBL, Dennerle Dennerle & many more. Best prices!

  • Freshwater & Saltwater. LED Lighting.

  • 20 years experience, fast delivery: HAPPY DISKUS

We are located in Germany and supply premium online aquarium products like Aquarium Equipment, Filters, LED Lighting and many other quality products from the leading brands: EHEIM, Fluval, JBL and many more. Our aquarium shop and aquaristic shop has everything for your freshwater or saltwater aquarium!

Aquarium Supplies new & Bestseller

  • adjustable power filter for aquariums 200-1500 l
  • separately accessible pre-filter
  • control with a Bluetooth app
479.00 €*
AQUAEL External Filter Hypermax 4500 BT
for forest reptile species
from 17.85 €*
Arcadia D3 Reptile 6% UVB
  • plastic heater for small aquaria
  • presetted temperature of 25°C
  • fully waterproof & unbreakable
from 18.89 €*
Aqua Medic Mini Heater
Staple food for small ornamental fish
4.95 €*
Dennerle Neon & Co Booster

  • adjustable, very small heater
  • with UBS connection
  • for aqauriums up to 10 l
18.49 €*
Aqua Medic Micro Heater
  • 2-component epoxy putty
  • bonds wood, brick, plastic, glass, etc.
  • hardens above and under water
9.85 €*
Aqua Medic Reef Construct purple - 2 in 1
  • all-in-One Micro Aquarium
  • with cabinet filter
  • incl. LED lighting & pump
124.85 €*
Aqua Medic Armatus XS
  • water conditioner
  • prevents the increase of nitrite
  • removes chlorine & heavy metals
from 5.49 €*
Microbe-Lift Xtreme
You can discover more trending Aquarium Product Ideas here.

++++NEW - EHEIM classic Vario+e 250++++++++NEW - DUPLA Gel-o-Drops++++++++NEW - Fluval Bio-CO2 Pro++++++++NEW - Fluval FX UVC Water Clarifier++++++++NEW - Dennerle Bio Carbo++++++++NEW - Tetra LightWave LED++++++++NEW - AQUAEL Hypermax Link++++++++NEW - Tropical Insect Menu++++

++++NEW - EHEIM classic Vario+e 250++++

The EHEIM classic Vario+e 250 revolutionises aquarium technology with its advanced electronic control and integrated Wi-Fi function. This innovative external filter, ideal for aquariums from 50 to 250 litres, allows aquarium owners to conveniently control filter performance via a smartphone or tablet and network the external filter with other products from the EHEIM digital family. The EHEIM classic Vario+e 250 is the only external aquarium filter in the world to feature a state-of-the-art, energy-saving pump with BLDC technology.
++++NEW - EHEIM classic Vario+e 250++++

++++NEW - DUPLA Gel-o-Drops++++

Dupla Gel-o-Drops is a high quality and innovative jelly food for tropical ornamental fish that can replace frozen food completely. The drops are rich in proteins, vitamins and minerals and promote the well-being of the aquarium inhabitants. Dupla Gel-o-Drops are easy to dose, retain their shape in water, stay fresh without refrigeration and minimise the risk of excessive water contamination.
++++NEW - DUPLA Gel-o-Drops++++

++++NEW - Fluval Bio-CO2 Pro++++

Now available: Fluval Bio-CO2 Pro - adjustable Bio-CO2 system for aquariums up to 125/250 litres. With elegant stainless steel tank and complete with accessories for an immediate start.
++++NEW - Fluval Bio-CO2 Pro++++

++++NEW - Fluval FX UVC Water Clarifier++++

The new Fluval UV water clarifier for aquariums up to 1500 l is now available for order. It is ideally suited for the Fluval FX filters, but with the enclosed adapters it is also perfectly suited for all other external filters.

++++NEW - Fluval FX UVC Water Clarifier++++

++++NEW - Dennerle Bio Carbo++++

Now available in the Aquaristikshop: the new bio-CO2 systems from Dennerle. Extremely simple installation and handling. At least 40 days of CO2 for magnificent plant growth and a better climate in the aquarium, completely without pressurised gas cylinders.
++++NEW - Dennerle Bio Carbo++++

++++NEW - Tetra LightWave LED++++

With the Tetra LightWave LED, any aquarium can be upgraded to modern, energy-saving lighting. The LED bulbs are available in different lengths and each bulb comes with a T5/T8 adapter and power supply. The power supply can be used to extend the lighting with a second LED of the same length.
++++NEW - Tetra LightWave LED++++

++++NEW - AQUAEL Hypermax Link++++

AQUAEL Hypermax Link is the new convenient power filter for aquariums from 200 to 1500 litres with integrated heater and APP control via smartphone or tablet. The AQUAEL Hypermax Link stands out for its ease of use, long service life, huge filter volume and low energy consumption.

++++NEW - AQUAEL Hypermax Link++++

++++NEW - Tropical Insect Menu++++

Tropical Fishfood with 45% insects based on hermetia, silkworms and mealworms. Now available as flakes, S-Granules and XXS-Granules in the Aquaristikshop. The granules are also ideal for use in automatic feeders.
++++NEW - Tropical Insect Menu++++


Aquarium Shop

Welcome to the Aquarium Shop, your premium aquarium store and aquaristic shop for everything related to aquariums. Our shop offers a wide range of products that will enhance your aquaristics hobby. Whether you’re a beginner or an experienced aquarist, you’ll find everything you need in our online aquaristics store.

Discover our diverse selection in the online aquarium shop, where you can comfortably browse from home. From high-quality aquariums and technical accessories to a wide variety of fish food and filter materials – our aquarium shop is your partner for successful aquaristics.

We place great value on quality and customer satisfaction in our aquarium store. We offer not just a wide range of products, but also expert advice to make your online aquarium experience unforgettable. Dive into the world of aquaristics with our online aquarium shop and create your own underwater paradise.

Seachem PurigenSeachem Purigen
filter medium with unparalleled capacity
13.49 €*
AQUAEL External Filter Multikani 800AQUAEL External Filter Multikani 800
multi-functional, modular external filter
49.85 €*
Fluval FX6 External Aquarium FilterFluval FX6 External Aquarium Filter
comfortable external filter for larger tanks
278.85 €*
Tropica Aquarium SoilTropica Aquarium Soil
complete, active aquarium gravel
19.85 €*
Tetra Min Staple Food 2x1000 mlTetra Min Staple Food 2x1000 ml
special offer: 2x TetraMin 1000 ml. Tetra Min is the mostly buyed aquarium fish food in Germany since many years. Feeding all your aquarium fish with Tetra Min. For a good growth and fantastic colors.
15.85 €*
Tetra AquaSafe Water Conditioner 2x500 mlTetra AquaSafe Water Conditioner 2x500 ml
special offer: 2x Tetra AquaSafe 500 ml. Tetra AquaSafe is the unique water care and helpful for any water change or durin new setup of an aquarium. Tetra AquaSafe binds harmful substances and makes tap water to aquarium water.
15.85 €*
Sera Vipan Nature Staple Food 2x1000 mlSera Vipan Nature Staple Food 2x1000 ml
special offer: 2x sera vipan 1000 ml. sera vipan staple food for all ornamental fish. sera vipan contains carefully selected ingredients with prebiotic effect enhance health and liveliness.
14.85 €*
JBL ProScan Multi Water-AnalysisJBL ProScan Multi Water-Analysis
With the JBL ProScan you can check your aquarium water using your smartphone.
18.49 €*
Easy-Life 25 Root Sticks -Root Fertilizer-Easy-Life 25 Root Sticks -Root Fertilizer-
5.85 €*
Aquatlantis Easy LED Control 2 PlusAquatlantis Easy LED Control 2 Plus
69.95 €*
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