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Yeah, I didn't think that the lab's mouth looked damaged but gravel may or may not eventually have adverse effects on the fish's skin during digging activities. Which is why many Malawi cichlid keepers opt for finer substrates.[/QUOTE]
I have seen this occur as well, that is why after sometime I have move to sand and agranite and other others... The fish at times will not notice that they have rub their mouth raw... especially if making a nest for a mate is on their mind...
Yeah, I didn't think that the lab's mouth looked damaged but gravel may or may not eventually have adverse effects on the fish's skin during digging activities. Which is why many Malawi cichlid keepers opt for finer substrates.[/QUOTE]
I have seen this occur as well, that is why after sometime I have move to sand and agranite and other others... The fish at times will not notice that they have rub their mouth raw... especially if making a nest for a mate is on their mind...


