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DRAK-Aquaristik Blog

Our blog for interesting topics and news around aquaristics and our webshop

A black device with a blue light strip at the front dispenses a yellow strip of paper. There are buttons on the top.

Sustainable packaging: our test with wet adhesive tape


More efficient, more stable, more environmentally friendly: our test shows why wet adhesive tape is the better packaging choice! 🌱📦
Six semi-circular, differently coloured caves are stacked on a white background. The colours range from white to terracotta to black.

Clay caves for loricariid catfish and cichlids


Clay caves, spawning tubes and shelters made of fired clay for loricariid catfish and cichlids, handmade in Germany by Aqua Keramik. They serve as hiding places, spawning grounds and nurseries.
A white filter sock, extra-fine, with a closing clip, lies flat on a surface. A caliper gauge with a cm scale lies next to it.

Our filter socks for aquarium and pond filters


Our filter socks for aquarium and pond filters
Underwater view with rising air bubbles in turquoise blue. Rays of light shine through the water and illuminate the bubbles.

Dihydrogen monoxide


Dihydrogen monoxide is a colourless, odourless and tasteless substance that is responsible for the deaths of several thousand people every year.
Close-up of a red water lily floating on calm water with a blurred, yellowish background. The flower is slightly reflected in the water.

Mineral nutrition of aquatic plants


Mineral nutrition of aquatic plants
Aquaristic product is dosed into measuring cup in front of aquarium with fish. Bottle with blue and white label. Brown liquid.

Mineral fertilization - Summary


Brief summary of the blog articles and an outlook for practice
Close-up of many small, transparent worms with brownish accents on a dark, damp background. The worms lie close together and form an impenetrable tangle.

Breeding live food yourself


Enchytrae, grindal worms and microworms are an easy way to add variety to the diet of fish and shrimp
Close-up of aquatic plants in the aquarium, with small air bubbles on the leaves. A net-like plant can be seen in the background. Dark background.

Definition of nutrients / minerals


Nutrient elements are elements of the chemical periodic table that are essential for the nutrient and energy metabolism of plants.
A brown antenna catfish is lying on a large green leaf. The fish has light-coloured spots and striped fins. Other green leaves can be seen in the background.

Breeding report for Parotocinclus maculicauda


Recently published report from around 2000 on the extensive spread of Parotocinclus maculicauda
Two plastic bottles with liquids and labels on them. The left-hand bottle contains a light brown liquid, the right-hand bottle a darker, almost black liquid. The labels describe the liquids as fertiliser.

Nostalgia: Product versions from our early days


»If you're not embarrassed by the first version of your product, you've launched too late« Reid Hoffman, Co-Founder of LinkedIn
Aquaristic product is dosed into measuring cup in front of aquarium with fish. Bottle with blue and white label. Brown liquid.

Determining the maximum fertiliser concentration in the tank


It can be shown that with regular water changes, even if none of the added nutrients were consumed, at most a certain non-harmful maximum concentration of the fertiliser components would occur.
A red prohibition sign with a black silhouette of a snail. The red circle has a red bar running from top left to bottom right through the snail.

Kill-the-snails-FAQ

THE ULTIMATE "KILL-THE-SNAILS-FAQ" FROM AQUARIUM.GER
A metal meat mincer from which green, worm-like strands emerge. The strands hang down and give the impression of dough or mass.

Feeding hints: Self-made Food Sticks


For a long time, I puzzled and experimented, trying to find the simplest way (without making the water cloudy) of feeding spirulina to my prawns.
Close-up of aquatic plants with green stems and elongated, pointed leaves in an aquarium.

Aponogeton undulatus


Most water lilies are difficult to propagate. A. undulatus is an exception.
Close-up of a 9-pin, blue D-Sub connector with metal housing and two screws. The pins are numbered.

iks Aquastar - Data cable assignment


With all IKS measuring and control computers, the stored data can be transferred from the AquaStar to the computer via the serial interface for evaluation. The Datastar auxiliary programme can simplify the process considerably.