There are some products that you can find in every store that sells aquarium supplies and that every aquarist has purchased at some point or another, no matter how long they’ve been in the hobby or what type of aquarium they’ve had. Out of those stand-bys, how many of them do you really need, and do you know what they do (or do not) do for your aquarium? One of the most wide-spread of these “necessities” is activated carbon. Read More »