Rescuers pulled 700 boat migrants to safety in the Mediterranean and found 23 bodies during one operation on Friday, an Italian coastguard spokesman said, the second loss of multiple lives recorded in the area so far this week.
The European Union remains committed to a key border deal with Turkey that has led to a large drop in migrant flows to Europe, EU migration commissioner Dimitris Avramopoulos said Thursday.
Tunisia's navy rescued almost 100 migrants from a sinking boat off its southeast coast late on Monday, authorities said, hours after eight people being smuggled to Europe drowned in the same stretch of water.
Surveys suggest Angela Merkel's conservative CDU/CSU alliance has a double-digit lead over its nearest rivals, the centre-left Social Democratic Party (SPD) led by Martin Schulz.
Four people drowned when a fishing boat carrying migrants sank off the Turkish coast in the Marmara Sea on Friday, the coast guard said in a statement.
More than 100 migrants are missing after a shipwreck off the coast of western Libya, the Libyan navy said on Thursday.
The Italian government on Sunday welcomed Libya's decision to bar foreign vessels from a stretch of water off its coast, as both countries struggle with a migrant crisis that has engulfed Europe in recent years.
Doctors Without Borders (MSF) said on Saturday it was suspending its migrant rescues in the Mediterranean because it felt threatened by the Libyan coastguard and the Italian government's policies have made its job harder.
Six migrants drowned and 13 went missing when smugglers forced 180 Ethiopian migrants off a boat bound for Yemen, a day after a similar incident left 50 dead, the International Organisation for Migration said.
Italian coastguards seized a migrant rescue boat operated by a German aid group in the Mediterranean suspected of aiding illegal immigration from Libya, a prosecutor said on Wednesday.
Italy began a limited naval mission on Wednesday to help Libya's coastguard curb migrant flows, which have become a source of political friction ahead of national elections expected early next year.