Now, what can I add to my Skippy filter, or pond, to remove the brown
tint?

Water changes or carbon matting in the filter, which can be purchased thru
www.aquaticeco.com ~ jan

See my ponds thru the seasons and/or my filter design:
http://users.owt.com/jjspond/

~Keep 'em Defrosted~
Tri-Cities, WA Zone 7a
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