The FischFright 3 bestiary is live for Halloween 2026, adding 44 limited-time fish to Fisch from October 17, 2026. Every entry is caught at the Caustic Hallow event island — speak to Captain Jack on the Haunted Ship at Moosewood Dock and pick “I want to Travel”.

To catch them all: fish with candy baits (Black Licorice, Sour Jelly Candy, Taffy Pieces, Hallow-Pop), match each fish’s weather and time, hit the Frightful Pools for boosted catches, and save the night-only Jack-o-Moon windows for the rarest fish. My full table below covers every entry, no “TBC” placeholders. There’s no confirmed end date yet, but last year’s event wrapped on November 1 — treat that as your deadline.

Quick FactsDetails
Event datesOct 17, 2026 – TBA
LocationCaustic Hallow
Fish44
CurrencyTreats
Trick or Treat cooldown8 min per house

All FischFright 3 Fish and How to Catch Them

Conditions below are preferences, not hard requirements — correct bait plus matching weather/time just stacks the odds. ToT = Trick or Treat. “Pool boost” = increased chance at that Frightful Pool.

FishBaitWeatherTimeHow to Get
Alchemist AlligatorSour Jelly CandyFoggy—Fishing
Broomstick BassLicoriceWindy—Fishing
Bubblegum BlobfishBlack LicoriceWindy—Fishing / ToT
Candy Corn PackBlack LicoriceClearDayFishing / ToT
Cauldron CatfishSour Jelly CandyRain—Fishing / ToT
Cobweb CodBlack Licorice, Candy Corn Cluster——Fishing
Coffin———Quest reward + Frightful Pools
Corpse CodSour Jelly Candy—NightGrim Pool boost
Crypt CrabBlack Licorice, Hallow-Pop—NightFishing / ToT
Decayed DaceLicorice——Fishing / ToT
DobharBlack LicoriceJack-o-MoonNightDoomed Pool boost
Doomed RelicSour Jelly CandyJack-o-MoonNightFishing / ToT
Doomed SkullSour Jelly CandyJack-o-MoonNightFishing / ToT
Eldritch RelicSour Jelly CandyJack-o-MoonNightFishing / ToT
Eldritch SkullSour Jelly CandyJack-o-MoonNightFishing / ToT
Franken-FlounderSour Jelly CandyRainDayFishing
Frightful CasketMagnet——Fishing (also 30 Treats at merchant)
Gargoyle GrouperTaffy Pieces, GobstopperFoggyNightFishing / ToT
Graveyard GudgeonTaffy Pieces——Fishing
Grim RelicBlack LicoriceJack-o-MoonNightFishing / ToT
Grim SkullBlack LicoriceClearNightGrim Pool boost
Haunted Eyeball———Fishing
Haunted HaddockLicoriceWindyNightFishing
Headless HalibutBlack LicoriceJack-o-MoonNightFishing
Jack-o-AnglerBlack Licorice, Hallow-PopJack-o-MoonNightFishing / ToT
Jagged Bone———Quest reward + Frightful Pools
Jawbreaker JellyfishSour Jelly CandyClearNightFishing / ToT
Licorice LampreyLicoriceClear—Fishing / ToT
Mummy MackerelLicorice, Candy Corn ClusterClearDayAny Frightful Pool boost
Poltergeist PerchTaffy PiecesWindyNightGrim Pool boost
Pop-Rock PufferfishSour Jelly CandyRainDayFishing / ToT
Scarecrow SnapperTaffy PiecesClear—Fishing
Skeleton SturgeonBlack LicoriceFoggy—Grim Pool boost
Sour Patch SalmonTaffy PiecesWindyDayFishing
Taffy TroutTaffy Pieces——Fishing / ToT
Tombstone TunaBlack Licorice, Candy Corn ClusterClearDayFishing / ToT
Vile RelicBlack LicoriceFoggyDayVile Pool boost
Vile SkullBlack LicoriceFoggy—Vile Pool boost
Voodoo VendaceSour Jelly Candy, Taffy PiecesFoggyNightFishing
Wooden Stake———Fishing
Ghoul NessieSour Jelly CandyJack-o-MoonNightHaunted Cemetery event
Plush NessieSour Jelly Candy——Ultra-rare ToT drop
Zombie NessieBlack LicoriceJack-o-MoonNightHaunted Cemetery event

One caveat most guides skip: the in-game log tracks 44 entries, and datamines so far confirm the 43 above. Expect the final slot (or exact spawn rules for it) to surface in the coming days — I’ll update this table as soon as it’s confirmed.

How to Catch the Rarest FischFright 3 Fish?

Jack-o-Moon fish (Dobhar, Headless Halibut, Jack-o-Angler, both Cemetery Nessies) only bite at night under the Jack-o-Moon weather — which grants a massive 9× Luck boost. Don’t wait for it to roll naturally: buy a Jack-o-Moon Totem for 15,000 Treats from the Dutchman Merchant and summon it on demand. The window also boosts event mutations — +5% Jack-o’, +3% for Doomed, Grim and Vile (6× value), +1% Eldritch (7×) — so every cast during it can land a bonus payout. My advice: stack candy bait first, then burn every totem window on the four Jack-o-Moon catches.

The three Nessies are your endgame. Ghoul and Zombie Nessie only spawn during the Haunted Cemetery server event (watch for the server-wide announcement), while Plush Nessie is an ultra-rare Trick or Treat drop you can’t reliably farm. Zombie Nessie is also the event’s most valuable catch, so sell duplicates instead of keeping them.

FischFright 3 Bestiary Tips

  • Bait economy: open Frightful Caskets (30 Treats from the Dutchman Merchant) for candy bait, and sell surplus event fish to the Frightful Merchant to fund more.
  • Fishing beats Trick or Treating for bestiary progress — ToT rarely drops fish and locks you out for 8 minutes per house. Use it only while waiting on weather.
  • Grind order: clear no-condition catches (Haunted Eyeball, Wooden Stake, Frightful Casket) first, then weather-locked fish, and leave the four Jack-o-Moon slots for totem sessions.
  • Rod choice: bring your highest-Luck rod — 150+ Luck noticeably cuts the grind — or earn the event’s own Webweaver Rod by finishing Webby Winston’s quest in the Webridden Cavern.
  • Mutation bonus: grind no-weather catches inside the Webridden Cavern, which carries a +10% boost for the Webbed mutation (2.5× sell value).
  • Goblin rotations: goblin objectives expire in 15 minutes and goblins relocate every 5 — check Moosewood, Roslit Bay and Forsaken Shores first, then feed their ingredients to Beatrix’s Cauldron to climb Hex Stages for bonus rewards.
  • Treats top-ups: the Scarecrow’s Maze’s seven quest NPCs and Fisch codes pay Treats with no fishing required — codes are the fastest freebie.

FAQs

How many fish are in the FischFright 3 bestiary?

There are 44 fish in the FischFright 3 bestiary, including regular fishing catches, Trick or Treat drops, Frightful Pool fish, and the three event-locked Nessies.

How do you get to the FischFright 3 island?

Travel to Moosewood Dock, board the Haunted Ship, and tell Captain Jack “I want to Travel” to sail straight to the Caustic Hallow.

What is the rarest fish in FischFright 3?

Zombie Nessie and Ghoul Nessie — both require the Haunted Cemetery event plus Jack-o-Moon weather at night. Plush Nessie is the rarest Trick or Treat drop.

How do I get Jack-o-Moon weather in Fisch?

It appears naturally at night during the event, but the reliable method is the Jack-o-Moon Totem (15,000 Treats) from the Dutchman Merchant or a Weather Matrix.

Where do I get candy bait for FischFright 3?

Open Frightful Caskets from the Dutchman Merchant (30 Treats each), or earn bait from goblin objectives and Scarecrow’s Maze quests.

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