In 2015 and 2016, 1,200,000 migrants crossed the Mediterranean into Europe. At least 6000 went missing at sea. In response to states’ failure to provide adequate search and rescue (SAR), several... Show moreIn 2015 and 2016, 1,200,000 migrants crossed the Mediterranean into Europe. At least 6000 went missing at sea. In response to states’ failure to provide adequate search and rescue (SAR), several non-governmental organisations (NGOs) have launched their own rescue operations in both the Central Mediterranean and Aegean. This article provides the first empirical analysis of SAR NGOs, outlining their structure and operating models, investigating the reasons underlying their proliferation and assessing their contribution to mitigating the loss of life at sea Show less