From highest money reward, to lowest (up to 50k). Please see the individual quest page for quest guide and information.
Around the World of Horse Isle - Tiger Isle - $400,000
DrStrongHeart and the Jewels of the Isles - Plains Isle - $300,000
LazyBonesLad's Treasure Chest - Shipwreck Isle - $250,000
The Town That Time Forgot - Line Isle - $180,000
DappledFur's Book of Stars - Twin Rivers Isle - 20 rubies, 20 tanzanites, 20 sapphires ($171,000 to NarrowTon General)
The Secrets of the Totem Poles - Banana Isle - $136,000
MrBridleSon's Fraction of a Millionaire Game - Plains Isle - $125,000
The Fins Who Say Neigh - Crater Isle - $100,000
Battle of the Elfins/Battle of the Elfins: SneakyFin's Revenge - Deadwood Isle - $50,000/$50,000 (total $100,000)
NovellaLass and the Legend of Zeta - Angled Forest Isle - $50,000, 10 Gold Feathers (Sell the feathers to MadamOcelot)
The Legend of the Jade Horses - Angled Forest Isle - $95,000
SirGunnel and the Secret of the North - Glacier Isle - 2 meteorites ($95,000)
Lights Out on Crystal Isle - Crystal Isle - $85,000
TreeTopFur and the Furbur Picnic - Twin Rivers Isle - 10 golden feathers, 3 rubies, 3 diamonds, 3 blue sapphires, 5 golden eggs ($76,600, sell the feathers to MadamOcelot, everything else to NarrowTon General)
Doctor Fairfield's Blue Things - Angled Forest Isle - $75,000
Squinter Goes A-Courting - Twin Rivers Isle - $75,000
BlueFlagBop's Habit - Islands Lake - $75,000
DetritusTrolg's Thinking Cap - Peak Isle - 15 Gold Feathers, Peak Isle Key (Sell the feathers to MadamOcelot)
MissFuzzyKins' Allergies - Meadow Isle - 15 gold feathers ($75,000, sell to MadamOcelot)
LadyWellSpring Investigates the Leprechaun - Marshy Isle - 60 doubloons, 6 golden feathers, $15,000 (Sell the feathers to MadamOcelot, doubloons to NarrowTon General)
Secrets of the Obelisks - Yellow Isle - $68,000
DrCanineSon's Diagnosis - Dry Isle - $1,000-$60,000
RainChillLass and the Turkey Trouble - Curvy Isle - $50,000 or a Turkey ($57,500)
MrKnowsTooMuch's Brilliant Brainwave Blocking Hat - Glacier Isle - $50,000
MissLime's Search For Captain Hasty - Narrowed Isle - $50,000
BefuddleFins' Holiday Scheme - White Isle - $50,000
The Case of the Purloined Scarab - Sunny Glades Isle - $50,000
SecantSan's Decimal Tutorial - Dribble Isle - $50,000
MrJetty's Majestic Mountains Adventure - Meadow Isle - $50,000