Natrix tessellata, Dice Snake

Natrix tessellata
photo fid988, Daniel Jablonski, 16.03.2007,

this photo is related to locality find:
id344, Natrix tessellata, Bulgaria > Black Sea coast > Achtopol, 1 m a. s., Daniel Jablonski, 26.06.2006, 16.07.2006, Last snake of expedition - Dice Snake Natrix tesselata