Hi all, I just got a 120 gallon fish tank, I was wondering if I
can substitute gravel with marbles. I like sand but am afraid it will be too much work or mess. I like the consistency or uniform look. would there be any downside marble vs gravel?
can substitute gravel with marbles. I like sand but am afraid it will be too much work or mess. I like the consistency or uniform look. would there be any downside marble vs gravel?