Clove bud oil will work just the same, it's just telling you from what specific part of the plant the oil was made.
Good luck, always sucks to lose a fish.
EDIT: It looks as if the bud oil has less percentage of the active ingredient, so you'll probably need to use more when you mix it with water. Check out the "types" section of this wiki article.
http://en.m.wikipedia.org/wiki/Oil_of_cloves
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