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Just wanted to say hi! We are new to your group but not to fish. I've had all kinds of tanks for the past 15 years. We've been reefing for about 2....
Has anyone ever kept sand dollars? All they could tell me is that they behave like a urchin. Can't find any info on them. Like what kind it is, what...
looks just like my male Lyretail
is this it? Lettuce Nudibranch (Tridachia crispata)
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