Full list of all 43 DAVE THE DIVER achievements. It takes around 15-20 hours to unlock all of the achievements in the base game on Windows.
The base game contains 15 achievements, and there is 1 DLC pack containing 28 achievements.
Discovered the under-sea village.
Entered the Deep Sea for the first time.
Picked up 100 items.
Completed the Dolphin's request.
Bought First Interior Item.
First time bringing Dave back from the brink of death.
Researched 5 new dishes
Caught first shark.
Reached Bronze Level in Cooksta.
Enhanced 5 dishes.
Fixed the Sushi Restaurant.
Made first equipment upgrade.
Completed the gun tutorial.
Caught 10 fish with a Sniper Rifle.
Caught 20 fish with melee weapons.
Bancho Sushi formed a branch restaurant.
Researched 30 new dishes.
Watched the ending credits.
Duwa's workshop opened.
Achieved Platinum rank in Cooksta.
Gumo's seeweed farm opened.
Entered the Glacier Passage for the first time.
Enhanced gun 3 times.
Took 10 photos at Photo Spots.
Discovered the Glacier Passage.
Mima's restaurant opened.
Caught 300 fish.
Got to know Momo a little better.
Collected all the blueprints.
Captured all of the Sea People murals.
Fed cat 20 times.
Sold 200 items at workshop.
Installed sprinklers in the garden.
Raised 5 GYAO!s.
Captured 5 FishMon.
Fice field expanded to maximum.
Vegetable farm expanded to maximum.
Trained employees to level 20.
Achieved Diamond rank in Cooksta.