JBL Cristal Profi e1902 Review For a while now I have been planning a filter upgrade. My main tank has been running on a Fluval FX5 for some time and it's getting on a bit now. The FX5 has done a great job, but its certainly time to modernise the filtration a little. The natural choice would have been to get a new FX6, but I wanted to move away from these filters for a couple of reasons:
Ammonia Spike - There are many reasons why an ammonia spike can occur in your aquarium. One of the most common is that the tank is new and has not been cycled (If you have a newly setup aquarium and arent sure about cycling, give our short book a try, FREE on kindle). Whatever the reason for the ammonia spike, it needs to be dealt with quickly. Ammonia is highly toxic, so it won't be long until you find you have very ill or dead fish.
The advantages of Tannins in the aquarium - the blackwater effect.
Top 3 tips from KaveMan Aquatics on how to get crystal clear aquarium water.
A guide to regular aquarium maintenance.