Always a good place to start -
Captain Barefoot - work down the list from Shinaria to Souda.
Then, have a look at the "Plakias Map" (click the button, top-right corner) to see them "in situ".
If you still need more, then a "Search" of these forums
(fora?) for 'beach' should fill in any gaps. Specifically, there's a long thread about "favourite beaches".
If you have any questions after all that, come back
{edited to correct fimble fungers!}
