Cairn Fishing Guide: How to Catch Fish and Unlock the Trout Keepsake

Cairn Fishing Guide: How to Catch Fish in Cairn and Unlock the Trout Keepsake
Image credit: YouTube – Emmie Jacob

What to know

  • Fishing only works at dedicated fishing spots where a fishing prompt appears.
  • The catch is triggered when a fish swims within reach, so patience matters more than speed.
  • A full inventory can block collecting the fish, so space management is part of the loop.
  • The first fish caught grants the Trout keepsake, so it’s worth doing early.

Fishing in Cairn fits into the climb as a low-effort way to interact with the environment and pick up an early collectible. It’s designed to be quick: find a spot, wait for movement in the water, and act when the prompt timing lines up.

Fishing essentials and quick reference

Fishing begins whenever a fishing prompt shows up at a valid spot, which is the game’s way of confirming the location is usable. The interaction is deliberately lightweight—rather than a long minigame, it’s closer to “watch, wait, catch,” and the only real failure point is acting too early or trying to collect with no inventory room.

Fishing quick reference table

TopicWhat it means in practice
Where fishing worksOnly at fishing spots that display a fishing prompt
What “timing” meansCatch input should be pressed when a fish swims close enough to be interactable
Inventory checkIf the pack is full, the catch can’t be collected until something is dropped or used
Main collectible tied to fishingFirst catch unlocks the Trout keepsake

Where to fish and why some spots matter more

Most fishing happens at obvious water bodies that present the prompt, but the game’s world also includes specific points of interest where fishing overlaps with other progression items. Some guides mention an indoor fishing sanctuary as an alternate fishing location, which can be useful for players who prefer a consistent “known” spot rather than searching shorelines.

Certain route walkthroughs also highlight fishing opportunities inside caves, especially around landmark areas like a waterfall zone. These kinds of spots can be especially efficient because they combine multiple pickups in one detour—fishing access alongside other useful finds such as recipes and supplies.

Fishing-related location notes

Location typeWhy it’s useful
Standard lakes/large water bodiesStraightforward fishing access whenever a prompt appears
Indoor fishing sanctuaryA reliable alternate fishing location referenced in keepsake guides
Cave fishing points (example: waterfall cave area)Often bundled with extra pickups like recipes and supplies

How to fish in Cairn step by step

Step 1
Cairn Fishing Guide: How to Catch Fish and Unlock the Trout Keepsake

Locate a fishing spot and confirm the fishing prompt appears.

Step 2
Image credit: YouTube – Emmie Jacob

Start fishing and watch the water; fish will pass through the spot.

Step 3
Image credit: YouTube – Emmie Jacob

Wait until a fish comes close, then press the catch input.

Step 4
Image credit: YouTube – Emmie Jacob

If the inventory is full, clear space and try again.

Common issues that stop catches from “counting”

The most frequent problem is thinking the action failed when the real issue is inventory capacity. If the pack is full, the game can’t place the caught fish into inventory, so the result feels like a failed catch even though the timing was correct.

Another common issue is pressing catch before the fish is actually in range. Fishing spots can have multiple passes where fish swim nearby; waiting for the closest pass makes the interaction far more consistent than trying to react early.

Keepsakes and progress tied to fishing

Fishing is also a small but clear collectible checkpoint because the first fish caught awards the Trout keepsake. That means even players who don’t plan to fish regularly still have a good reason to do it once, especially early in a run, since it’s quick and doesn’t require specialized preparation beyond making inventory room.

For completion-focused play, it helps to treat fishing like a “one-time milestone” first, and then a practical food option second. That mindset keeps it from feeling like a distraction during route planning.

Rewards in Cairn from fishing

Reward typeRewardHow it’s earned
KeepsakeTroutCatch the first fish

We hope this guide offered all the clarity you were looking for and made your experience smoother. If you have any feedback, suggestions, or questions, drop them in the comments below. We actively read and respond, so feel free to reach out whenever you need extra help or guidance.

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