United Nations and Egyptian-led efforts are under way to mediate a long-term ceasefire between Israel and Hamas who have fought three wars since 2008.Hamas officials had no immediate comment on the ship´s seizure.
On Friday, firefighters had worked to extinguish 16 blazes caused by incendiary balloons across Israeli communities near the Gaza Strip, a spokesman for the Israeli Fire and Rescue Services said.
The Israeli navy intercepted a Swedish-flagged activist boat bent on breaching its more than decade-long blockade of Gaza, the second in less than a week, the military said on Saturday.
A Hamas official said that the Islamist group "will not accept handouts at the expense of a political solution" and added that Hamas giving up its armed wing is "non-negotiable".
UN-led efforts are reportedly underway to mediate a long-term ceasefire between Israel and Hamas resistance group who have fought three wars since 2008.
The movement does not have the authority to strike any deal with Israel, he said. There was no immediate response from Cairo.
Israel's Defence Ministry described the barrier as "an impenetrable breakwater".
Egypt has allowed domestic gas deliveries into the blockaded Gaza Strip for the first time, according to a Palestinian official on Sunday. We want to keep our journalism open and accessible and be able to keep providing you with news and analyses from the frontlines of Israel, the Middle East and the Jewish World.
On Sunday, when the Israeli security cabinet convened to discuss the Gaza truce ideas, one member - Intelligence Minister Yisrael Katz - tweeted that these should include "bringing Egyptian infrastructure, at sea and on land, to bear for the good of Gaza, under worldwide supervision".
It also attacked "a terrorist squad that was launching arson balloons from the northern Gaza Strip into Israel", the army said in an English-language statement. They have spoken generally of a need to improve humanitarian conditions in Gaza.
Tensions have escalated since late March when Hamas launched what would become regular mass protests along Israel's perimeter fence with Gaza. The Trump administration's stated position is that Gaza should be under the control of Hamas's Western-backed Palestinian rivals.