26. 基于拘留和驱逐出境的移民政策未能阻止非正规移民流入。过境移民通常经由守卫不严和风险较低地区行进。越来越多家庭还与人贩联系，希望他们帮助整个家庭离开。这种情况可能导致儿童与家人失散，多数情况下儿童得不到任何保护。15 资料来源：塞内加尔明爱会。16 资料来源：孟加拉国明爱会。17 A/HRC/15/29。18 资料来源：负责暴力侵害儿童问题的秘书长特别代表办公室提供给咨询委员会的资料，2017年 2 月 24 日。19 资料来源：负责暴力侵害儿童问题的秘书长特别代表办公室提供给咨询委员会的资料，2017年 2 月 24 日。
26. Migratory policies based on detention and deportation have failed to discourage irregular migration. Usually, transit migrants travel via less well guarded and riskier areas. An increasing number of families are contacting traffickers in the hope that the entire 14 Information provided by Terre des Hommes, Zimbabwe. 15 Source: Caritas Senegal. 16 Source: Caritas Bangladesh. 17 A/HRC/15/29. 18 Source: information provided by the Office of the Special Representative of the Secretary-General on Violence against Children to the Advisory Committee, 24 February 2017. 19 Source: information provided by the Office of the Special Representative of the Secretary-General on Violence against Children to the Advisory Committee, 24 February 2017. family will be able to leave, which may lead to the separation of children from their families, leaving children in most cases without any protection.