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