(c) The sub-themes for Informal Panel 1 shall be "The International Seabed Authority: an institution to manage the common heritage of mankind", "Limits in the seas: the need to establish secure maritime boundaries" and "Settlement of disputes: a linchpin of the Convention"; the sub-themes for Informal Panel 2 shall be "Implementation of the Convention: the challenge to ensure the effectiveness of its rules (role of non-State actors/regional approach)", "The emerging concepts for the development and strengthening of the legal regime for the oceans (ecosystem-based approach, marine protected areas and oceans stewardship)" and "The tools for change: the amendment procedure";
(c) 非正式小组1的小组主题是"国际海底管理局：管理人类的共同继承财产的机构"、"海洋的界限：建立安全的海洋边界的必要性"和"解决争端：公约的关键"；非正式小组2的小组主题是"公约的执行情况：确保其规则发挥效力的挑战(非国家行为人的作用/区域办法)"、"建立和加强海洋法律制度的新概念(生态系统办法、海洋保护区和海洋的管理工作)"和"变更的工具：修正程序"；