Full list of all 48 DREDGE achievements. It takes around 15-20 hours to unlock all of the achievements in the base game on Windows.
The base game contains 40 achievements, and there is 1 DLC pack containing 8 achievements.
Throw it back.
Find a use for the relics.
Sell a total of $1500 worth of trinkets.
Give up the Pocket Watch.
Keep your Haste burn meter above 50% for 10 seconds.
Catch 150 fish in trawl nets.
Install equipment into every slot on your ship.
Research all nets.
Hear a Foghorn echo.
Entrust the Ring.
Research all rods.
Surrender the Music Box.
Traverse a long distance using Manifest.
Use Mixed Bait to attract 3 different species to a single spot.
Relinquish the Necklace.
Have a combined light strength of 3000 lumens.
Research all pots.
Have a combined engine speed of 75kn.
Upgrade to the 4th tier hull.
Have a combined fishing speed of 200%.
Catch 100 crabs in crab pots.
Upgrade to the 3rd tier hull.
Upgrade to the 2nd tier hull.
Catch 250 fish using rods.
Deplete a total of 25 fishing spots.
Sell a total of $2500 worth of fish.
Have a full cargo.
Deliver the Key.
Complete the introduction quest.
Discard 25 fish.
Catch all known species of fish.
Catch all aberrations.
Spot a fish of each category through your Spyglass.
Banish 10 threats.
Use Atrophy on a fishing spot a long way away.
Complete all side quests. One way or another.
Visit every dock in the game.
Solve all fish shrine puzzles.
Research all engines.
Obtain all other achievements.
Finish all side quests in The Pale Reach.
Catch all known species of fish in The Pale Reach.
Catch the Colossal Squid.
Finish the main quest in The Pale Reach.
Have 5 ice blocks in your cargo.
Equip the Icebreaker.
Feed the Narwhal.
Catch all aberrations in The Pale Reach.