This is a quote from the laser forum cited:
"I imagine that if you do this very many times your aquarium fish will go almost blind. Perhaps in an aquarium being blind wouldn't be such a disadvantage.. but if they were my pets I would get a piece of dark plastic to put into the water so the fish couldn't see the laser.
Reflections off the glass can also cause eye damage to anyone (sk8r adds: or pet) in the room at that power, so either do this when no one will accidentally walk into the room or have safety glasses for everyone in the house."
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Sk8r
Salinity 1.024-6; alkalinity 8.3-9.3 on KH scale; calcium 420; magnesium 1300, temp 78-80, nitrate .2. Ammonia 0. No filters: lps tank. Alk and cal won't rise if mg is low.
Current Tank Info: 105g AquaVim wedge, yellow tang, sailfin blenny,royal gramma, ocellaris clown pair, yellow watchman, 100 microceriths, 25 tiny hermits, a 4" conch, 1" nassarius, recovering from 2 year hiatus with daily water change of 10%.
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