# Fish Trails: Marine Adventure — It's not easy being a fish.

> Educational simulation game about fish migration and river navigation challenges. (iPhone/iPad app by Pacific Northwest National Laboratory operated by Battelle.)

- Source: https://appshunter.io/ios/app/fish-trails-marine-adventure/id6758356078 (this page in markdown: same URL + `.md`)
- Developer: [Pacific Northwest National Laboratory operated by Battelle](https://appshunter.io/developer/692196517)
- Category: Education, Games
- Price: Free
- Rating: 5.00/5 from 7 App Store ratings · 2 written reviews indexed
- Age rating: 4+
- Requires: iOS 13.0 · 124 MB
- Languages: American English
- Released: 2026-01-30
- Data updated: 2026-07-23
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/fish-trails-marine-adventure/id6758356078/reviews.md

## What is Fish Trails?

It’s not easy being a fish.

Fish migrate through rivers to find food, seek shelter, and spawn. Along the way they must dodge predators, navigate obstacles, and overcome a host of challenges to reach their goal.

Do you have what it takes to navigate Fishcadia River as a fish? Have fun and enjoy the adventure!

About the game: Fish Trails was informed by experts in fish passage and hydropower research. It is intended to be educational and to represent events that can happen to fish in the real world, but it is a work of fiction and may not be all-encompassing. This game was developed by Pacific Northwest National Laboratory (PNNL) and sponsored by the Department of Energy Water Power Technologies Office.

## Key features

- Simulates fish migration challenges
- Navigates rivers and obstacles
- Avoids predators
- Educational content from experts
- Developed by national laboratory

## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/fish-trails-marine-adventure/id6758356078/reviews.md

### 5/5 — Well presented

*2026-02-03*

Playing showed the difficult journey of fish

### 5/5 — Cute and Eductional

*2026-01-31*

Simple and fun but teaches a lot about what fish go through!

## Frequently asked questions about Fish Trails

### What is the main goal in Fish Trails?

The main goal in Fish Trails is to guide a fish through the Fishcadia River, navigating obstacles and avoiding predators to reach its destination for food, shelter, or spawning.

### Is Fish Trails based on real-world fish behavior?

Yes, Fish Trails was informed by experts in fish passage and hydropower research. It aims to represent events that can happen to fish in the real world, though it is a work of fiction.

### Who developed Fish Trails?

Fish Trails was developed by the Pacific Northwest National Laboratory (PNNL) and sponsored by the Department of Energy Water Power Technologies Office.

### What age rating is Fish Trails suitable for?

Fish Trails is suitable for users aged 4 and older, indicated by its '4+' age rating.

### On which devices can I play Fish Trails?

Fish Trails is available on iPhone, iPad, and iPod devices, offering compatibility across Apple's mobile ecosystem.

### How often is Fish Trails updated?

The latest version of Fish Trails is 1.0.2, and it was last updated on February 13, 2026. This indicates a recent update, suggesting ongoing support.

### Does Fish Trails have ads?

No, Fish Trails does not contain advertisements. It is a free application without any ad interruptions.

### What is the user rating for Fish Trails?

Fish Trails has received an excellent rating of 5.0 stars from 7 ratings, indicating a very positive reception from its users.

## Version history (last 3 releases)

### 1.0.2 — 2026-02-13

* Made Disclaimer Accessible at all times

### 1.0.0 — 2026-02-03

* Updated the description and added more screenshots to the app store preview page

### 1.0 — 2026-01-30

No release notes.

## More apps by Pacific Northwest National Laboratory operated by Battelle

- [Biodetection Guide for First Responders](https://appshunter.io/ios/app/biodetection-guide-for-first-responders/id951226827)
- [NSDD Frontline App](https://appshunter.io/ios/app/nsdd-frontline-app/id6743808958)

All apps by Pacific Northwest National Laboratory operated by Battelle: https://appshunter.io/developer/692196517

## Related topics

[pacific northwest national laboratory](https://appshunter.io/ios/topics/pacific-northwest-national-laboratory)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-23.*