Just a few hours ago I predicted that the BioShock 2 achievement list would be identical to the trophy list, and now we have the proper trophy list to back it up. Like I mentioned in Trophy World, the list looks copied right from the first game, with multiplayer trophies sprinkled in. Gaze on below:

Bronze

• Bought a Slot
  Bought one Plasmid or Tonic Slot at a Gatherer’s Garden.
• Max Plasmid Slots
  Fully upgraded to the maximum number of Plasmid Slots.
• Upgraded a Weapon
  Upgraded a weapon at a Power to the People Station. 
• Fully Upgraded a Weapon
  Installed the third upgrade to a weapon.
• All Weapon Upgrades
  Found every Power to the People weapon upgrade in the game.
• Prolific Hacker
  Hacked one of each kind of machine. 
• Master Hacker
  Hacked 30 machines at a distances with the Hack Tool.
• First Research
  Researched a Splicer with the Research Camera. 
• One Research Track
  Maxed out one Research Track. 
• Research Master
  Completed all research on every subject in Rapture. 
• Welcome to Rapture
  Completed your first non-private match. 
• Unnatural Selection
  Scored your first kill in a non-private match.
• Disgusting Frankenstein
  Become a Big Daddy for the first time in a non-private match. 
• “Mr. Bubbles– No!”
  Took down your first Big Daddy in a non-private match. 
• Against All Odds
  Finished the game on the hardest difficulty level. 
• Two-Bit Heroics
  Completed your first trial in a non-private match.
• Mother Goose
  Saved your first Little Sister in a non-private match.
• Parasite
  Achieved Rank 10.
• Little Moth
  Achieved Rank 20. 
• Skin Job
  Achieved Rank 30.
• Fully Upgraded a Plasmid
  Fully upgraded one Plasmid to the Level 3 version. 
• All Plasmids
  Found or purchased all 11 basic Plasmid types. 
• Trap Master
  Killed 30 enemies using only Traps. 
• Master Protector
  Got through a Gather with no damage and no one getting to the Little Sister.
• Big Spender
  Spent 2000 dollars at Vending Machines. 
• Man About Town
  Played at least one non-private match on each multiplayer map.

Silver

• Dealt with Every Little Sister
  Dealt with every Little Sister.
• Big Brass Balls
  Finished the game without using Vita-Chambers.
• Rapture Historian
  Found 100 audio diaries.
• Grand Daddy
  Defeated 3 Big Daddies without dying during the fight. 
• Master Gatherer
  Gathered 600 ADAM with Little Sisters.
• Proving Grounds
  Won your first non-private match.

Gold

• Choose the Impossible
  Achieved Rank 40.

Platinum

• Platinum
  Unlocked all trophies.

There are also 17 secret trophies, totaling to the usual 51 trophies.

Source: The Cult of Rapture