Is there a way to force the areas that have value zero to be colored in with white, when using the fill or shade command, regardless of the pallette I choose. Thanks. (I am using: FERRET v5.51) *_*_*_*_*_*_*_*_*_*_*_*_*_*_*_*_*_*_*_* Jimmy Booth Atmospheric Oceanography Graduate Student UW, JISAO, Seattle, WA