How much sand did u add to the fuge? Was there existing sand there already? If you covered the old sand you might havd "suffacated" it and caused the organisms in it to die off. Just a thought, just a guess actually
tristan
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135 gallon reef
corals:kenya tree,colts,blasto,gold toadstool,gps,zoo's,ricordea,elephants ear,rhodactis mushrooms,finger leather. 7 inch squamosa.
Livestock: powderblue tang,scopas tang,sailfin tang, blue tang, longnose hawkfish, coral beauty,2 clown fish,royal gramma,checkerboard wrasse, sixline wrasse.
soon to running 55 gallon refugium.
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