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RSGOALS · RS3
Dead sea slug
Signature drop: Dead sea slug

Giant lobster (Ghosts Ahoy)

Giant lobster (Ghosts Ahoy) is a level 42 members monster with 4,500 life points. It is weak to air spells. It is the top source of Empty oyster, Medium spiky bronze salvage and Dead sea slug.

“An extremely vicious lobster.”

Level 42MembersAggressiveAttacks with melee

Updated . Stats and drops from the RuneScape Wiki's monster and drop data (CC BY-NC-SA 3.0), checked 2026-10-09. Wiki page. Item sprites © Jagex.

Combat stats

Combat level
42
Life points
4,500
Combat XP per kill
225
Max hit
120
Armour
454
Attack style
Melee
Weakness
Air
Aggressive
Yes
Poisonous
No

Slayer

Slayer level
None needed
Assigned by
Not a Slayer task

Where

Not tied to a region · Quest only

Ironman notes

  • Weak to air spells: bring that style for faster kills.
  • Aggressive: it attacks on sight, which is handy for AFK kills once your gear outclasses it.
  • Mostly met during a quest, so it may not be farmable afterwards.

Best for

Best drop rate anywhere

Of every monster that drops these, this one gives the most per kill.

Drops (17)

ItemQuantityRarity
Coins368/128
Oyster#3 rate212/128
Fishing bait102/128
Tin stone spirit34/128
Opal bolt tips#3 rate52/128
Seaweed52/128
Empty oysterBest rate33/128
Copper stone spirit32/128
Medium spiky bronze salvageBest rate16/128
Medium spiky iron salvage#2 rate15/128
Coal stone spirit22/128
Edible seaweed22/128
Iron stone spirit12/128
Casket11/128
Dead sea slugBest rate11/128
Oyster pearl11/128
Spinach rollBest rate11/128

Most common first. “Best rate” and “#2/#3 rate” compare expected drops per kill with every other monster that drops the item.