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>Dear fish ecologists:
>
>There really is no delicate way to ask this....... What is the most
>"compassionate" way to blind small fish for feeding experiments?
I don't know if you can do it any more or not, but a long time ago, we
blinded fish by injecting a small amount of 3% aqueous benzethonium
chloride into the eyeball with a syringe. The eye turned opaque in about
30 minutes or so. Have fun getting that through your animal care and use
committee!
>
>Thanks,
>
>Ian Quittner
>[log in to unmask]
George LaBar, Head
Department of Fish & Wildlife Resources
University of Idaho
Moscow, ID 83844
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