Tag Archives: fish tank

The Ultimate Fish Tank Question: Sand or Gravel

Sand and gravel are two of the most common aquarium substrate. And because both aquarium substrates are popular, many aquarium owners are torn between the two. So which is the better substrate? Let’s get down to the nitty-gritty details: Using Sand as Aquarium Substrate Because most tropical fishes originate from sandy environment, using sand as an aquarium substrate is the …

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