what activity were the phoenicians best known for
exists and is an alternate of . The Phoenicians are known for their trading skills and for the purple dye they made from a special snail that had dye in its shell. They are also known, of course, for spreading their alphabet far and wide; almost all modern phonetic alphabets are derived from this alphabet. The Phoenicians are known for their trading skills and for the purple dye they made from a special snail that had dye in its shell.