The Planted Tank Forum - View Single Post - are they mating?
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post #2 of (permalink) Old 03-05-2004, 11:15 PM
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Join Date: Jul 2002
Location: Victoria,British Columbia, Canada
Posts: 3,461
Harlequin rasbora's are egg layers.. but htey do so in a rather unusual way. They invert themselves and lay their eggs on the udersides of overhanging leaves. The behavior you are describing is mostly like a dominance display between two males.
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