From what I've read, cories lose barbels due to poor water quality, high nitrates, and/or anoxic conditions in substrates...also, if the gravel is too rough. Once the gravel/water conditions are improved, then the barbels should eventually grow back.
Good luck!
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25g Marineland Eclipse (30w T-8 ):
- java ferns, anacharis, corkscrew vals, giant hygros, marimo balls, java moss
- zebra danios (5), otos (2), others TBD
6g Marineland Eclipse (8w T-5):
- anacharis, asian ambulia, java moss
- white cloud mountain minnows (10 = 6-7 inches total)
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