Historical clue formulations

• Seaside flock — 2025-08-03
• Seaside divers — 2025-06-27
• Certain coastal fliers — 2024-07-28
• Forked-tailed fliers — 2022-12-17
• Birds that rarely swim, despite having webbed feet — 2022-11-19
• Shore birds — 2021-08-23
• Shore fliers — 2018-04-30
• Shore birds — 2017-07-17
• Cousins of gulls — 2016-06-12
• Coastal fliers — 2016-05-05
• Beach walkers — 2015-10-04
• Shore fliers — 2013-10-29
• Beach sights — 2013-03-07
• Long-migration seabirds — 2012-02-19
• Coastal fliers — 2011-02-13
• Gull relatives — 2010-10-17
• Shorebirds — 2009-01-05
• Beach flock — 2008-12-06
• Fork-tailed fliers — 2008-10-29
• Gull relatives — 2007-11-22
• Gulls' kin — 2006-07-26
• Fork-tailed fliers — 2002-04-21
• Shorebirds — 2000-03-19
• Sea swallows — 1999-07-06
• Graceful fliers — 1999-05-27
• Shorebirds — 1999-04-12
• Sea swallows — 1998-09-14
• Aquatic birds — 1994-05-14