Sand or gravel for substrate?
Sand or gravel is what most people use for substrate in their aquariums nowadays. People often ask which substrate is the best to use. Really, it’s six of one and half a dozen of the other. When it comes to choosing sand or gravel, you may want to look at the advantages and disadvantages of each type of substrate and what best going to suit your aquarium set up. Gravel is cheap and readily available from fish stores and garden centres. You can often get a large 20lb bag of gravel for as little as £5. When you buy gravel it will need to be washed thoroughly as it’s normally extremely dirty. Gravel is very good at masking debris and dirt such as fish poo. However, solid waste has a tendency to find its way underneath the gravel which if left could contribute to poor water conditions. With the aid of a gravel vac you will need to give the gravel a thorough clean which is often quite time consuming, especially if you’ve got a big tank. If you are planning on putting plants in your tank the
