Valheim Trollfish: Where to Catch It, the Mossy Bait Recipe, and What It's Used For

The Valheim wiki's own flavor line for Trollfish is blunt: "This fish is a nuisance in the local streams." It's catalogued as item ID fish5, type Fish, sourced from Fishing, and flagged for three uses — Cooking, Crafting, and Decoration. This article works only from the wiki's infobox, its intro text, its Usage section, and its Notes — where that source stays silent (a shop price, a specific cooked-dish stat), this article says so explicitly rather than guessing.
Trollfish at a Glance
Pulled directly from the infobox template:
- Type: Fish
- Source: Fishing
- Usage: Cooking, Crafting, Decoration
- Weight per level: 2.0
- Stack size: 10
- Teleportable: Yes
- Item ID:
fish5
The infobox has buy and sell fields in its raw template, and both are left blank — meaning this fish carries no documented trader price in the source. Any Trollfish-for-coins value you might see quoted elsewhere isn't backed by this article's facts, so it's undocumented here.
Where to Find and How to Catch Trollfish

The wiki's intro states Trollfish are "passive creatures (fish) found in the waters just offshore of the Black Forest biome." So this is a coastal catch tied specifically to Black Forest shorelines, not open ocean or other biomes — the source doesn't mention any other spawn location, so treat Black Forest coastal waters as the only documented habitat.
Catching one takes more than a basic fishing pole and worm bait. Per the wiki: "They can be caught with a fishing pole using Mossy fishing bait," and that bait itself has a recipe — it's "crafted at the Food preparation table by combining 20 Fishing bait and a Troll trophy." That's a real cost: 20 units of the base bait item, plus one full Troll trophy (a drop tied to the Troll mini-boss/creature, not to the Trollfish itself), spent per batch of Mossy fishing bait. The source doesn't say how many Mossy fishing bait one crafting action yields, so the bait-to-catch ratio you'll actually get is undocumented here.
What Trollfish Is Used For

The Usage section lists exactly three crafting outputs that consume Trollfish:
- Raw fish
- Fishing hat
- Mead base: Troll endurance
The article's intro backs the Fishing hat entry up directly, stating Trollfish is "needed to craft a Fishing hat." The source doesn't give the exact quantity of Trollfish (or any other ingredients) required for either the Fishing hat or the Mead base: Troll endurance recipe — those full ingredient lists sit outside this fact set, so they're undocumented here rather than assumed. Cooking is also flagged as a general-use category in the infobox, but no specific cooked dish, its stat line, or its healing rate is named in these facts, so any cooked-Trollfish recipe details are likewise undocumented here.
Practical tips
- Craft Mossy fishing bait before you go looking for Trollfish — a regular fishing pole and ordinary bait won't catch this one, per the wiki's own catching requirement.
- Bank a spare Troll trophy for bait crafting — the recipe consumes a full trophy plus 20 Fishing bait at the Food preparation table.
- Fish the Black Forest coastline specifically — that's the only habitat this source documents for Trollfish.
- A full stack (10 × 2.0 weight) comes to 20.0 weight — budget inventory space if you're hauling several stacks home.
Doing the Math on Weight, Stack Size, and the Trophy Mystery

The infobox lists weight per level: 2.0 and stack: 10. Multiplying those out: 10 × 2.0 = 20.0 weight units for one full stack of Trollfish — a meaningful chunk of carry capacity if you're stacking up for a Fishing hat or a batch of Mead base: Troll endurance. It's also flagged teleportable: Yes, so unlike some raw materials, a loaded-up stack can go straight through a portal instead of needing a boat trip home.
The Notes section adds two extra details the infobox doesn't capture. First, a flavor line: Trollfish "has a unique line: 'Stop it with the baiting already!'" — an in-game voice/text quirk tied to this specific fish. Second, its gallery includes an image simply captioned "trophy," filed under the name Trollfish trophy1.PNG. The facts here don't clarify whether that image documents a genuine, separate Trollfish trophy item or is reused/mislabeled art connected to the (different) Troll trophy used in the bait recipe — that distinction is undocumented here rather than guessed at.
Running your own Valheim server
Hunting down Black Forest coastline, farming Troll trophies for bait, and stockpiling Trollfish for a Fishing hat or a Mead base batch is the kind of grind that goes faster with a crew — and it only works if the world you're fishing in is still there when everyone logs back on. A gamever Valheim server keeps that world persistent for up to 10 players, with one-click backups before a coastal fishing trip and automatic updates so nobody's stuck on a mismatched patch mid-catch.
Conclusion
Trollfish is a Fish-type item (fish5) sourced from Fishing, used for Cooking, Crafting, and Decoration, weighing 2.0 per level with a stack of 10 (a full stack totals 20.0 weight, 10 × 2.0) and full teleport support. Per the wiki, it lives offshore of the Black Forest biome and requires Mossy fishing bait — itself crafted from 20 Fishing bait plus a Troll trophy at the Food preparation table — to catch. Documented crafting uses are Raw fish, Fishing hat, and Mead base: Troll endurance, with the Fishing hat link confirmed directly in the wiki's intro. What the source leaves open — a trader price, exact recipe quantities for the Fishing hat and Mead base, the Mossy fishing bait yield per craft, and whether "Trollfish trophy1.PNG" is a real distinct trophy item — is left as a stated gap here, not filled with a guess.
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