Level 5
Fishkeeping in Depth, section 2. though 18
2. Aquarium indraaien
Er zijn letterlijk honderden manieren om een aquarium op een succesvolle manier "in te laten draaien". Ze kunnen allemaal worden toegepast. In dit artikel worden enkele methoden onderscheiden.
17. Aquarium vissen selectie
Selecting fish has become very controversial with the advent of social media and the many people who parrot a myth over and over again.
16. Aquarium algen
Algae are a problem for most fish keepers. The problem is that most “newbies” try to fight the algae and eliminate it from their aquarium.
15. Beplant aquarium
There are as many types of planted aquariums as there are hobbyists with planted aquariums.
12. Behandeling van visziekte
Ziekten zijn over het algemeen geen probleem in aquaria met overgefilterd, kristalhelder, bacterievrij water.
11. Vis ziekten symptomen
Fish often just have a symptom and the hobbyist wants to know “what to do”. This section is to help in that sleuthing.
7. Filter media
The media in an aquarium filter is the most important variable when setting up a filter.
6. Filtratie
Filtration is often misunderstood by those new to the hobby. They think filtration is only the removal of the particles in the water they can see, things like uneaten food and feces.
5. Ammoniak, nitriet, nitraat en chloor
Ammonia, Nitrite, Nitrate and Chlorine are considered Aquarium “toxins”
4. De temperatuur, de pH, de KH en GH
Temperature, pH, KH and GH in an aquarium are surprisingly unimportant.
English 
Dutch