Dennerle Calanus FD Organic: Food for discus fry ?



The Calanus FD Organic Dennerle is composed of Calanus finmarchius, a species of Arctic zooplankton.

Regularly using the freeze-dried foods as food for my discus fry;

It is very fast I've tested this product proposed by Dennerle.

An ideal food for my discus fry.

The freeze-dried foods are part of the food rations that I distribute to my discus.

When the German brand has developed its new range of’foods for aquarium fishes, I could not help myself but to test the Dennerle Calanus FD Organic.

Calanus FD Organic Dennerle for Discus fry

This plankton lyophilized of a size of 3-4 mm is known its many virtues that I presented in the article dedicated to the JBL pure Plankton.

Rich in protein (67%) and acid omega fatty 3, It contains a large amount of antioxidant. This lyophilized form makes this plankton even more interesting…

Distributed in addition food, my fry have quickly adopted this food.

Discus red melon eating Calanus FD Organic Dennerle

Floating food, my discus have quickly adopted the Calanus FD Organic

Discus eating Calanus FD Organic Dennerle


Calanus FD Organic Dennerle a trick tested on fry's of 5-6 cm

During a visit in Germany, the technical team of Dennerle suggested to me to do a small test with their Calanus finmarchius

After my tests, I share with you a little trick very practical to feed your fry that will reached 4-5 cm.

Even if plankton lyophilized presents numerous advantages, It remains a small inconvenience that resides in the floatting of ’food.

That one became very light due to the process of manufacturing, float a long time. This may interfere the envy of youth discus not knowing yet this type of food.

To remedy this, find a syringe in which you will place the quantity of Calanus necessary.

Astuce Calanus FD Organic Dennerle for Discus fry

Tip Calanus FD Organic Dennerle for Discus

Replace the piston in order to suck a small amount of water

Then suck a small amount of water (In which you can add vitamins, or even medications)

Then create a vacuum as shown on the picture.

Astuce Calanus FD Organic Dennerle for Discus

Pull the piston and block the syringe in same time in order to create vacuum

The’freeze-dried food will re-hydrate and will be able to flow…

A little trick to try to make happy your discus fry! (And even other fishes!)

I also invite you to follow the technical specifications for the Dennerle Calanus FD Organic to learn a little more about this food.

Calanus FD Organic Dennerle Flowing for Discus

The Calanus FD Organic flowing… 😉

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Yann Hoiret

About Author

Discus Breeder and Discus columnist, Yann Hoiret share on the website Fanatik-Discus his experience and passion for the King of aquariums. From 2014 He worked as a writer for the french magazine "AquaMag", the German magazines "Discus Live" and "Discus yearbook". He participated as an international judge in France Discus show 2014 and 2016 in Arvert, au Greek Discus Show 2014 in Athens, Discus Show in Paris Grigny 2015, 2017 and 2019, au FIDO concurso 2016, 2017 and 2018 Spain, au Nordic Discus Show 2018 Sweden, au France Discus Show 2018 Cognac, Discusvrienden the discus competition 2018, 2019, 2022 in the Netherlands.


  1. How to getting the « discus year book 2014 »
    anyone tell me.. . 😛

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