JBL TV #18: Oxygen Measurements in the Aquarium and in Nature

JBL TV #18: Oxygen Measurements in the Aquarium and in Nature

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What does the oxygen content tell us? At what point does it become critical and how can the best oxygen content be achieved in the aquarium?

If you want to learn more about oxygen as a water value, go to our Themeworld Aquarium at Waterwaarden

© 20.11.2020

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In this video, biologist Heiko Blessin explains why plants need CO2 at all, why aquarium plants have different requirements and how to connect a JBL CO2 system. CO2 fertilisation for aquariums has never been explained more simply or more understandably!

JBL TV #2: Why do algae grow in the aquarium and how can you stop it?

Wanneer algen de overhand krijgen in het aquarium, is daar altijd één of twee oorzaken voor. In deze video legt bioloog Heiko Blessin duidelijk en begrijpelijk uit, waarom algen überhaupt groeien en wat wij, aquariumbezitters, daartegen kunnen doen. Eenvoudiger en begrijpelijker is het onderwerp ‘Algen in het aquarium’ nog nooit uitgelegd!

JBL TV #3: How do I get my plants to grow well in the aquarium?

If your plants aren’t growing perfectly in the aquarium, this video will help you. Biologist Heiko Blessin explains clearly and comprehensibly what is necessary for perfect plant growth in the aquarium.

JBL TV #4: Why do we need a water conditioner for the aquarium?

Have you ever wondered if you really need a water conditioner for your aquarium? Which substances in tap water can cause trouble for our aquarium inhabitants and how can they be neutralised?

JBL TV #5: What is a pH value and why is it important for the aquarium?

Have you ever asked yourself exactly what makes up the logarithm of a pH value? Why does the pH value in our aquarium matter and how can we influence it?

JBL TV #6: Why do we need so many food types in the aquarium?

There’s so much to know. What kind of food should we choose? Which food size is right? How much should we feed?

JBL TV #7: Why do fish die in high nitrite levels and what can be done about it?

How does the nitrogen cycle in the aquarium work? Why do nitrite values get too high and how can the value be reduced? Why adding salt is senseless.

JBL TV #8: Do the plants in your aquarium grow exactly as you want them to?

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JBL TV #9: Why do aquarium fish fall sick and how can we treat them?

Why do aquarium fish fall sick? What factors influence fish health? What influence does fish food have on the susceptibility to disease? How do you protect the fish’s mucous membrane?

JBL TV #10: How to start an aquarium

Why do you need a bacteria starter? What happens if you run an aquarium without a bacteria starter?

JBL TV #11: What is the general hardness? Is the general hardness relevant in the aquarium?

What is the general hardness and how relevant is it in our aquarium?

BL TV #12 - What is the conductivity in an aquarium? What is the significance of the conductance?

What is the conductivity in an aquarium? What is the significance of the conductance? What effects do salt additions have in the aquarium?

JBL TV #13: What is carbonate hardness? It is the most important water value for your aquarium!

What is carbonate hardness? Why is carbonate hardness like life insurance for your aquarium? What is the difference between it and general hardness and how does carbonate hardness work in your aquarium?

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JBL TV #15: What is blackwater? Why is blackwater good for your aquarium?

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JBL TV #16: The right lighting for aquariums. What does PAR mean? What is PAR?

The biologist Heiko Blessin explains the importance of the PAR (photosynthetically active radiation) value for aquaristics in a tropical water of southern Japan.

JBL TV #17: Water Treatment - Recording of the Livestream

Water treatment is explained in detail with examples and small experiments. The biologist Heiko Blessin shows how a water conditioner works in terms understandable to non-chemists.

Heiko Blessin

Dipl.-Biologe

Tauchen, Fotografie, Aquaristik, Haie, Motorrad

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