They are really cool fish and I used to keep one in a 55 with no problems. It might be ok in a 25, but, truthfully, I think the limited space would bring out the aggressiveness in the hawkfish... which might be too much for more passive species to deal with.
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37gal w/LED lighting with cement/oystershell/perlite background, DSB, 20l sump with 30lbs lr, biopellets in reactor, Reef Octo skimmer, 1 pajama cardinal No corals at this time.
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