Here's a modern-built one - http://www.phoenician.org/ancient_ships.htm - check the links further down !

And here's a page of the ancient boats - http://www.cedarland.org/ships.html - (well, at least I didn't mention The Battle of Salamis).

Thats a lovely boat Mr. Lifter

I guess I'll have to conceed that there are probably no accurate representations of Phoenician ships in rock art, although there are definite stylistic elements that appear to fit more with the wooden hulled boats of the Mediterranean than the skin hulled boats of the north.

This website has an interesting approach to the subject
http://www.catshaman.com/09handman/0cadmus.htm