digital manipulation Color Shift Koi

Exposure Date: 2011:07:29 11:34:19;
Make: Canon;
Model: Canon EOS REBEL T1i;
Exposure Time: 1/1000.0 seconds s;
FNumber: f/5.6;
ISOSpeedRatings: ISO 200;
ExposureProgram: Other;
ExposureBiasValue: 0
MeteringMode: Other;
Flash: Flash did not fire, compulsory flash mode;
FocalLength: 85.0 mm mm;
Software: Adobe Photoshop CS4 Windows;