• Looking to buy a cephalopod? Check out Tomh's Cephs Forum, and this post in particular shares important info about our policies as it relates to responsible ceph-keeping.

filter for saltwater tank

okay, but in the mean time, is there a simpler way of filtration? i have read about sumps that use a "Mud" system which grows natural biological filtering bacteria to do the job for you in a middle chamber. should I use that? thanks
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