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