It was first observed in Egypt in 1924 , and has since spread through the Levant and around the coast of Turkey .
M. japonicus has entered the Mediterranean Sea as a Lessepsian migrant , through the Suez Canal .
Mediterranean Sea was first observed in Egypt in 1924 , and has since spread through the Levant and around the coast of Turkey .
M. japonicus has entered the Mediterranean Sea as a Lessepsian migrant , through the Suez Canal .