Plans are pretty similar and there are no early leaders, so I think I'm going to do a Voter's Guide like I sometimes do in DL.
Plans That Carve a Runestone
Plan Tales of the Kraken Sea
Plan: Lore and Stone
Plan The Necromantic Imperative
Plan: Yo Ho Ho and a Relic of Dhar
Plans That Hunt Sea-Beasts
(Lustria) Plan White Wail, Holy Grail
(Coast of Lustria) Plan: Down Where It's Wetter, Everything's Better
(Great Ocean) Plan Friendly Neighbourhood Shark God
(Kraken Sea) Plan Tales of the Kraken Sea
(Straits of Nagash, magical) Plan Hunting Dead Beasts
Plans That Get More Skeletons
(rare) Plan White Wail, Holy Grail
(rare) Plan: Tide's Trophies and Continuations
(rare) Plan Near and Far
(rare) Plan The Necromantic Imperative
(large) Plan: Lore and Stone
Plans That Pursue The Siren-Wail Lead (all of these use Fjolnir)
Plan White Wail, Holy Grail
Plan Friendly Neighbourhood Shark God
Plan: Tide's Trophies and Continuations
Plan Near and Far
Plan: Lore and Stone
Plan Hunting Dead Beasts
Plan The Necromantic Imperative
Plan: Yo Ho Ho and a Relic of Dhar
Plans That Get Beasts
Plan Hunting Dead Beasts
Plan: Down Where It's Wetter, Everything's Better
Other Actions And The Plans That Do Them
Investigate the Cult of Stromfels - Plan Friendly Neighbourhood Shark God
Investigate the Kraken Sea - Plan Tales of the Kraken Sea
Send the Tide of Skjold to get artifacts from Lahmia - Plan Near and Far
Send the Tide of Skjold to get Trophies in the Great Ocean - Plan: Tide's Trophies and Continuations
Learn about Sea Beasts - Plan: Down Where It's Wetter, Everything's Better
Personally acquire pirate flags - Plan: Yo Ho Ho and a Relic of Dhar
I hope this is useful for people in sorting through and picking things they want.