| Achievement | How to unlock | Points
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| - Caught a fish over 1000kg.
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| - Unlocked the Ocean Door to Twintail Lake.
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| - Researched a fish from every biome.
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| - Researched the Sugar Cube Guppy, Marshmallow Fish and Cotton Candy Grouper.
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| - Released an Atlantic Halibut, Bluefin Tuna and Atlantic Cod.
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| - Researched the Anuvah Shark, Wolfsbane Shark and Dragonscale Shark.
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| - Saved Waffles from the storm.
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| - Spent seven continuous days away from town and caught a fish in every biome.
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| - Collected every stamp for your journal.
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| - Completed the story in 30 in-game days or fewer.
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| - Caught a fish using fifteen different combinations of rod, lure, and bait.
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| - Listened to thirty unusual fish stories around town.
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| - Researched the Piglett Bass, Camel Shrimp and Zebrass.
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| - Researched the Starosa, Void Pike and Cosmic Ray.
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| - Researched the Demon-Claw Crab, Ghostly Swordfish and Royal Devil.
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| - Caught a Spider-Eyed Mermaid, then released it within two seconds.
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| - Researched the Beansprout Shark, Gingerbread Barracuda and Fairy Shrimp.
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| - Researched the Rogue Pelican Eel, Duck-Billed Trout and Moonglow Flying Fish.
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| - Researched the Anvil Grunt, Archer Fish and Halberd Barracuda.
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| - Completed the story without buying, selling, or trading for shells, any unprepared fish.
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| - Renovated 100% of the town.
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| - Earned five-thousand shells selling shellfish meals.
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| - Became good friends with three characters and collected their stamps.
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| - "Found" the Top Hat Grouper.
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| - Attended the Centennial Festival and completed the story.
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| - Rescue the Ruin of Ships.
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| - Researched the Unicorn Lobster, Cyclops Fish and Narrownose Chimaera.
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| | |
| - Called Abi for a tow when your boat was fully functional.
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| - Convinced Claude to reveal the secret of the cavern.
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| - Completed every side quest.
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| - Traded an Alligator Eel at the Tech Shop.
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| - Completed the story without ever calling Abi for a tow.
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| - Researched the Jazzy Rabbit Fish, Woollyhead and Warlock Roll Fish.
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| - Spent 500 shells on a single tow back to town.
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