After waiting ~10 weeks for the non-delivery of a cheap no-name refractometer I finally splurged and got a good Red Sea one…

After waiting ~10 weeks for the non-delivery of a cheap no-name refractometer I finally splurged and got a good Red Sea one...

After waiting ~10 weeks for the non-delivery of a cheap no-name refractometer I finally splurged and got a good Red Sea one… #reef #salinity
@ The Hermitage

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