cmfoggy
Fish Fanatic
- Joined
- Jan 21, 2008
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i was thinking the carbon and sponge in my filter is very old, how often should it be changed and how do i go about it.
i have a 150 litre tank, not sure what kind of filter it is.
the tank has 4 bristlenose, 3 bronze corys, 3 albino corys, 1 peppred cory, 8 neon tetras, 1 albino red finned shark.
i don't know a lot about keeping fish and would appreciate any help.

i have a 150 litre tank, not sure what kind of filter it is.
the tank has 4 bristlenose, 3 bronze corys, 3 albino corys, 1 peppred cory, 8 neon tetras, 1 albino red finned shark.
i don't know a lot about keeping fish and would appreciate any help.