A ship carrying pro-Palestinian activists looking to break the Israeli blockade on Gaza has "come under attack" after being approached by the navy, AFP quoted a spokeswoman of the Estelle ship as saying on Saturday.

"The Estelle is now under attack -- I have just had a message from them by phone," AFP quoted Victoria Strand, a Stockholm-based spokeswoman for the Ship to Gaza Sweden campaign as saying.

The IDF have yet to comment on the report.

Please LIKE our Facebook page - it makes us stronger