I have an albino pleco that has bad a black mark on his tail for 2 years no change since I bought him. Any thoughts?
http://picasaweb.google.com/lh/photo/DCOVgBFjddfhdZA4A30Lc8qrglkHcxZYib9_tTYfP4o?feat=directlink
http://picasaweb.google.com/lh/photo/DCOVgBFjddfhdZA4A30Lc8qrglkHcxZYib9_tTYfP4o?feat=directlink
