Ancient Isle Fisch Bestiary Guide

Author: Daniel Mar 14,2025

Dive into the prehistoric depths of Fisch's Ancient Isle, a location teeming with unique and challenging catches unlike any other in the game. This Roblox fishing simulator's hidden gem boasts nearly 20 ancient fish species, from easily-caught Piranhas to the elusive Legendary and Mythical creatures. Some require only a little patience, while others demand considerable skill and persistence. But first, you'll need to navigate the treacherous waters to reach this prehistoric paradise.

Reaching Ancient Isle in Fisch

Image of Ancient Isle Ancient Isle, like other islands in Fisch, is easily visible once you venture out to sea. However, it's located further away than other fishing spots, requiring a longer journey. But beware! The waters surrounding the island are hazardous, filled with gunpowder barrels, spikes, and dangerous whirlpools. Gunpowder barrels and spikes will damage your ship, while whirlpools will instantly destroy it. Navigate carefully and avoid these obstacles to reach the island safely.

Ancient Isle Bestiary: A Prehistoric Catch

Image of Ancient Isle Fish Ancient Isle's bestiary is a treasure trove of ancient fish, many of which are notoriously difficult to catch. Beyond the fish themselves, you'll also discover valuable crafting items and Fragments, essential for unlocking the Ancient Archives. Complete the Ancient Isle bestiary for a 100% completion in Fisch!

Ancient Isle Fish

FishRaritySeasonWeatherTimeBait
PiranhaCommonWinter/SpringAnyAnySquid
CladoselacheCommonAnyAnyDayWorm
AnomalocarisUncommonAnyAnyNightMinnow
OnychodusUncommonAnyAnyNightAny
StarfishUncommonSummerAnyAnyAny
HyneriaUnusualSpringFoggyAnyAny
AcanthodiiUnusualWinterAnyAnyAny
XiphactinusUnusualWinter/AutumnAnyNightFish Head
CobiaRareAutumn/SummerAnyAnyInsect
HallucigeniaRareAutumnRainDayFlakes
Ginsu SharkLegendarySummerAnyNightFish Head
LeedsichthysLegendaryAnyFoggyDaySquid
FloppyLegendaryAutumnAnyAnySuper Flakes
DunkleosteusLegendaryAnyAnyDayMinnow
MosasaurusMythicalAnyFoggyNightTruffle Worm
HelicoprionMythicalAnyClearAnySquid
Ancient MegalodonExoticAnyAnyAnyShark Head
MegalodonExoticAnyAnyAnyShark Head
Phantom MegalodonLimitedAnyAnyAnyShark Head

Ancient Isle Fragments

FragmentHow to Obtain
Ancient FragmentCaught anywhere in Ancient Isle waters.
Solar FragmentFound atop Ancient Isle during Eclipse events.
Deep Sea FragmentFound under the Ancient Isle waterfall.
Earth FragmentFound in the Ancient Isle cave.

Ancient Isle Crafting Items

ItemRarityHow to Obtain
Meg's SpineMythicalCaught anywhere in Ancient Isle waters.
Meg's FangMythicalCaught anywhere in Ancient Isle waters.
Moonstone GemstoneFound at the Meteor crash site.
Lapis Lazuli GemstoneFound at the Meteor crash site.
Amethyst GemstoneFound at the Meteor crash site.
Ruby GemstoneFound at the Meteor crash site.
Opal GemstoneFound at the Meteor crash site.