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Complete Fisch Eruption Event Guide (October 2025)

By: Osama
Updated On: October 16, 2025

The Fisch Volcano Eruption Event is a limited-time event running from February 15 to February 22, 2025, bringing lava fishing, exclusive rewards, and the rare Cataclysmic Ashclaw to Roslit Bay. This complete guide covers everything you need to know about the Ashfall Event, including all nine lava fish, Dr. Finnues' quest, and strategies for catching the elusive Ashclaw.

Fisch Eruption

Quick Reference: Event Overview

Event DetailInformation
Event DurationFebruary 15 - February 22, 2025
LocationRoslit Bay (Volcano Eruption Area)
Main QuestDr. Finnues' Research Quest
Key RewardVolcanic Research Boat & Titles
Rare FishCataclysmic Ashclaw
Total Fish9 Ashfall Bestiary Fish

Getting Started: Event Basics

How to Access the Eruption Event?

The Fisch Volcano Eruption Event takes place at Roslit Bay, located east of the default spawn point (Moosewood). To reach the event area:

  1. Get a boat from the Shipwright in Moosewood
  2. Sail east toward Roslit Bay (look for the large sign above the location)
  3. Moor at the pier and head east on foot
  4. Follow the path past the Angler and across the planks over the fissure
  5. Reach the volcano area where the eruption occurs

Important Note: The volcano eruption must be active on your server for the event content to be accessible. Eruptions occur naturally, but more players fishing in the area increases the chances of triggering an eruption.

Event Timing & Server Mechanics

The eruption event follows specific mechanics:

  • Natural Triggering: Eruptions occur randomly when enough players fish in the volcano area
  • Server-Wide Event: Once triggered, all players on the server can participate
  • Duration: Each eruption lasts for a limited time before cooling down
  • No Totem Assistance: Fisch totems cannot speed up eruption triggering

Dr. Finnues' Quest: The Main Event Storyline

Starting the Quest

Once the volcano erupts and lava surrounds Roslit Bay, locate Dr. Finnues on his research boat near the skin seller. He'll explain that fish behavior has changed dramatically and request your help with his research.

Quest Objectives

  • Catch lava fish samples for Dr. Finnues' research
  • Complete the Ashfall Bestiary by catching all nine exclusive fish
  • Return to Dr. Finnues with your findings

Quest Rewards

Completing Dr. Finnues' quest earns you:

  • Volcanic Research Boat - Exclusive event boat
  • Volcanic Helper Title - Shows your event participation
  • Access to Mariana's Veil teasers - Story progression hints

Complete Ashfall Bestiary Guide 2025

The Ashfall Bestiary features nine exclusive fish that can only be caught during the volcano eruption event. Here's the complete breakdown:

Ashfall Fish List & Requirements

Fish NameRarityPreferred BaitWeatherBest Rod Strategy
Ashcloud ArcherfishRareCoalWindyHigh luck rods
Blistered EelUncommonWormWindyRapid Rod with Instant Catchers
Burnt BettaRareSquidWindyHigh luck rods
Cinder CarpCommonMinnowClearFlimsy Rod works well
Ember CatfishUncommonBagelClearStandard rods
Lava LampreyUncommonInsectRainRapid Rod with negative luck
Molten MinnowCommonFlakesClearFlimsy Rod ideal
Pyro PikeUncommonShrimpRainMid-tier rods
Scooty SalmonCommonSeaweedWindyBasic rods sufficient

Best Fishing Strategies by Fish Rarity

Common Fish (Cinder Carp, Molten Minnow, Scooty Salmon)

  • Recommended Rod: Flimsy Rod or Training Rod
  • Strategy: These fish are abundant and easy to catch. Use basic bait and focus on speed rather than luck.

Uncommon Fish (Blistered Eel, Ember Catfish, Lava Lamprey, Pyro Pike)

  • Recommended Rod: Rapid Rod (exploit negative luck) or Carbon Rod
  • Strategy: For Blistered Eel and Lava Lamprey, use the Rapid Rod's negative luck with Instant Catchers to speed up the process.

Rare Fish (Ashcloud Archerfish, Burnt Betta)

  • Recommended Rod: High luck rods like Lucky Rod, Haunted Rod, or better
  • Strategy: These require patience and optimal conditions. Use recommended bait and weather conditions for best results.

Pro Tips for Completing the Bestiary

  • Stay on Your Boat: Falling into lava will kill you and cost in-game currency
  • Weather Matters: Some fish only appear in specific weather conditions
  • Bait Optimization: Always use the preferred bait for each fish type
  • Rod Selection: Match your rod to the fish rarity for optimal results
  • Patience is Key: Rare fish may take multiple attempts to catch

The Cataclysmic Ashclaw: Ultimate Prize

Ashclaw Overview

The Cataclysmic Ashclaw is the rarest and most sought-after fish in the Fisch Eruption Event. This massive crab-like creature is only obtainable during Roslit Volcano eruptions and represents the pinnacle challenge for dedicated fishermen.

Key Statistics:

  • Rarity: Cataclysmic (Luck-favoring)
  • Location: Roslit Volcano during Eruption
  • Preferred Bait: Coal
  • Base Value: 320,000 C$ - Base XP: 640,000 XP
  • Weight Range: 200,000 - 1,050,000 kg
  • Special Mechanics: -95% Progress Speed, -70 Resilience

Finding the Ashclaw

The Ashclaw appears in a specific location during eruptions:

  • Coordinates: -1945, 275, 230 (use Fisch GPS for navigation)
  • Location: Near the central pillar in Roslit Volcano lava
  • Spawn Conditions: Only during active volcano eruptions
  • Spawn Rate: Extremely rare, requires persistence

Optimal Gear for Catching Ashclaw

Recommended Fishing Rods

  1. Ruinous Oath Rod (Best overall option)
  2. Luminescent Oath Rod (Excellent alternative)
  3. Seraphic Rod (Reliable choice)
  4. Rod of the Forgotten Fang (Special dupe mechanic)

Essential Enchantments

  • Blessed Song: Counters the -95% progress speed debuff
  • Beached Pearl: Increases catch chances significantly
  • Invincible Enchantment: Required for fishing in lava

Bait and Conditions

  • Best Bait: Coal (Ashclaw's preferred bait)
  • Weather: None required (appears in any weather)
  • Time: None required (appears at any time)
  • Season: None required (available year-round during events)

Advanced Catching Strategies

Progress Speed Management

The Ashclaw applies a massive -95% progress speed debuff, making it extremely difficult to reel in. Counter this with:

  • Blessed Song Enchantment: Most effective counter
  • Steady/Tempest Rod Passives: Note: These do NOT work on Ashclaw
  • Rod of the Forgotten Fang: Can dupe Ashclaw when using Megalodon passive

Luck Optimization

Maximize your chances with these strategies:

  • Server Luck Events: Time your attempts during server-wide luck boosts
  • Optimal Rod Combinations: Use community-recommended setups
  • Patience and Persistence: Prepare for multiple attempts

Special Mechanics

  • Cataclysmic Fish Rules: Rod of the Depths passive doesn't work
  • Unique Audio/Visual: Exclamation point and special sound when hooked
  • Movement Pattern: Moves erratically across the fishing bar

Event-Exclusive Features & Rewards

Mysterious Rock Server Event

During the event, a special server event occurs periodically:

  • Trigger: Announced server-wide every few minutes
  • Location: Drops a crater in Roslit Bay waters
  • Reward: Volcano Bobber (exclusive cosmetic)
  • Availability: Limited time only (was available for first 30 minutes of event)

Doomsday Mutation

A rare mutation exclusive to the Roslit lava fishing areas:

  • Effect: Multiplies fish sale value by 4x
  • Chance: Approximately 10% for caught fish
  • Availability: May become unobtainable after event concludes
  • Special Case: Coelacanths can get this mutation anywhere

Premium Event Items

Volcanic Bundle (799 Robux)

  • Molten Speed Boat
  • Molten Lantern
  • 32x Server Luck (1 Hour)

Volcanic Speedboat (2,999 Robux)

  • Speed: 210 S/ps
  • Steering: 35
  • Acceleration: 0.6 S/ps

Exclusive Rod Skins

  • Bombastic Carbon: 299 Robux (Carbon Rod)
  • Tundra Strike: 799 Robux (Arctic Rod)
  • Forgotten Doomspire: 1,299 Robux (Rod of the Forgotten Fang)

Purchase Location: Moosewood when respective boats dock

Advanced Tips & Pro Strategies

Efficient Bestiary Completion

  • Target Common Fish First: Build momentum with easy catches
  • Weather Planning: Check weather forecasts and plan fishing sessions
  • Rod Rotation: Switch rods based on target fish rarity
  • Bait Management: Stock up on all required bait types before sessions
  • Server Hopping: Find active eruptions across different servers

Ashclaw Hunting Strategies

  • Eruption Timing: Focus on peak server times for more eruptions
  • Coal Bait Stock: Bring large quantities of Coal bait
  • Optimal Gear Setup: Prepare best possible rod/enchantment combination
  • Team Coordination: Work with others to trigger eruptions more frequently
  • Persistence Mindset: Prepare for multiple extended sessions

Resource Management

  • Boat Safety: Never leave your boat unattended in lava areas
  • Health Management: Avoid lava contact at all costs
  • Bait Efficiency: Use bait types strategically based on target fish
  • Time Management: Event is limited - prioritize rare fish first

Community Resources & Official Links

Official Resources

Community Platforms

Why These Resources Matter?

  • Discord: Real-time eruption notifications and player coordination
  • Wikis: Detailed fish statistics and optimal strategies
  • Reddit: Community-tested methods and troubleshooting
  • Social Media: Official event timing and patch notes

Frequently Asked Questions (FAQ)

Event Duration & Timing

Q: How long does the Fisch Eruption Event last? A: The event runs from February 15 to February 22, 2025. You have seven days to complete all content and earn exclusive rewards.

Q: Can I still participate if I missed the first few days? A: Yes! You can join anytime during the event period, but some exclusive items like the Volcano Bobber were only available during the first 30 minutes.

Technical & Gameplay

Q: Why isn't the volcano erupting on my server? A: Eruptions trigger when enough players fish in the volcano area. Try playing during peak times or coordinate with other players to increase eruption chances.

Q: What happens if I fall in the lava? A: Falling in lava will kill your character and cost you in-game currency. Always stay on your boat when fishing in lava areas.

Fish & Rewards

Q: Is the Cataclysmic Ashclaw really worth the effort? A: Absolutely! The Ashclaw offers 640,000 XP and can be worth up to 2,385,600 C$ with maximum weight and mutations. It's also a prestigious trophy fish.

Q: Will the Ashfall fish be available after the event? A: No, all Ashfall Bestiary fish are event-exclusive and will become unobtainable after February 22, 2025.

Q: Can I get the Doomsday mutation on fish after the event? A: The Doomsday mutation is exclusive to Roslit lava fishing areas and may become unobtainable once the event concludes.

Strategy & Optimization

Q: What's the best rod for completing the Ashfall Bestiary? A: Use a variety of rods: Flimsy Rod for common fish, Rapid Rod for uncommon fish, and high-luck rods like the Seraphic Rod for rare fish.

Q: How can I increase my chances of catching the Ashclaw? A: Use a Ruinous Oath Rod with Beached Pearl and Blessed Song enchantments, fish during server luck events, and bring plenty of Coal bait.

Final Thoughts & Call to Action

The Fisch Volcano Eruption Event represents one of the most comprehensive and rewarding limited-time events in the game. With exclusive fish, prestigious titles, unique boats, and the legendary Cataclysmic Ashclaw, this event offers something for every type of player.

Don't miss out on this incredible opportunity! The event ends February 22, 2025, so make sure to:

  • Complete the Ashfall Bestiary before it's too late
  • Attempt to catch the Cataclysmic Ashclaw for ultimate bragging rights
  • Earn exclusive titles and the Volcanic Research Boat
  • Purchase limited-time cosmetic items before they disappear

Bookmark this guide for quick reference during your event journey, and join the official Discord to coordinate with other players for eruption triggering and Ashclaw hunting strategies.

Remember, the volcanic waters of Roslit Bay won't stay hot forever - dive in now and make the most of this explosive event before it cools down for good!

Ready to master the eruption? Share your progress and biggest catches in the comments below, and good luck landing that legendary Ashclaw!

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