BioShock 2 has 53 achievements worth 1035 gamerscore

Big Brass Balls 0 Finished the game without using Vita-Chambers.	25
Grand Daddy 0 Defeated 3 Big Daddies without dying during the fight.	25
Dealt with Every Little Sister 0 Dealt with every Little Sister.	50
Master Gatherer 0 Gathered 600 ADAM with Little Sisters.	25
Against All Odds 0 Finished the game on the hardest difficulty level.	30
Rapture Historian 0 Found 100 audio diaries.	40
All Plasmids 0 Found or purchased all 11 basic Plasmid types.	20
All Weapon Upgrades 0 Found every Power to the People weapon upgrade in the game.	20
Big Spender 0 Spent 2000 dollars at Vending Machines.	15
Bought a Slot 0 Bought one Plasmid or Tonic Slot at a Gatherer's Garden.	5
First Research 0 Researched a Splicer with the Research Camera.	5
Fully Upgraded a Plasmid 0 Fully upgraded one Plasmid to the Level 3 version.	10
Fully Upgraded a Weapon 0 Installed the third upgrade to a weapon.	10
Master Hacker 0 Hacked 30 machines at a distance with the Hack Tool.	20
Master Protector 0 Got through a Gather with no damage and no one getting to the Little Sister.	15
Max Plasmid Slots 0 Fully upgraded to the maximum number of Plasmid Slots.	10
One Research Track 0 Maxed out one Research Track.	20
Prolific Hacker 0 Hacked one of each kind of machine.	20
Research Master 0 Completed all research on every subject in Rapture.	20
Trap Master 0 Killed 30 enemies using only Traps.	15
Upgraded a Weapon 0 Upgraded a weapon at a Power to the People Station.	10

Secret Achievements

Look at You, Hacker 0 Killed 50 enemies using only hacked Security.	15
Escape 0 Escaped Rapture.	100
Reunion 0 Reunited with your original Little Sister.	50
Savior 0 Saved every Little Sister and spared Grace, Stanley and Gil.	25
9-Irony 0 Paid your respects to the founder of Rapture.	5
Adopted a Little Sister 0 Adopted a new Little Sister for the very first time.	5
Confronted Grace 0 Confronted Lamb's lieutenant in Pauper's Drop.	10
Counterattack 0 Killed an enemy with its own projectile.	5
Daddy's Home 0 Found your way back into the ruins of Rapture.	10
Defeated the Preacher 0 Defeated the Preacher.	20
Distance Hacker 0 Used the Hack Tool to hack an object at a distance.	5
Found Lamb's Hideout 0 Gained access to Lamb's stronghold.	20
Heading to the Surface 0 Headed to the surface on the side of Sinclair's escape pod.	25
Nose for News 0 Uncovered the secret of Dionysus Park.	20
Protector 0 Defended yourself against Lamb's Assault in the train station.	20
Sinclair's Solution 0 Joined forces with Sinclair in Ryan Amusements.	20
Unbreakable 0 Defended yourself against the Big Sister without dying.	20

BioShock 2: Protector Trials

There are 7 achievements with a total of 100 points.

Enemy of the Family 0 Earn an A rank in all Protector Trials	15
Get a Bigger Bucket 0 Collect 50% of the ADAM available in all Protector Trials	25
Perfect Protector 0 Collect 100% of the ADAM in a single Protector Trial	20
Trial By Fire 0 Earn 36 stars in the Protector Trials	15
Acid Test 0 Earn 18 stars in the Protector Trial	10
Litmus Test 0 Earn 6 stars in the Protector Trials	5

Secret Achievements

Guardian Angel 0 Completed all bonus Protector Trials

10

BioShock 2: Minerva's Den

There are 8 achievements with a total of 150 points.

ADAM Addict 0 Resolve all the Little Sisters in Minerva's Den	10
Garbage Collection 0 Destroy all 10 Vacuum Bots in Minerva's Den	10
Lancer Killer 0 Kill a Lancer Big Daddy	10

Secret Achievements

Login 0 Reach Rapture Central Computing Operations	20
Logout 0 Escape Minerva's Den	50
Root Access Granted 0 Reach Computer Core Access	20
SUDO 0 Wrest control of The Thinker from Reed Wahl	20
High Score 0 Get 9999 Points in one game of Spitfire	10

View all BioShock: The Collection Achievements