Community Science to Power the Future of Fisheries Conservation

Be a Scientist's helper. Help Trout Unlimited with researching trout growth.

Simply upload your  photos of all those trout you have caught and photographed!
Community Science to Power the Future of Fisheries ConservationonWater Fish, Trout Unlimited, USGS, and Conservation X Labs (previously WildMe) are officially launching TroutSpotter, a groundbreaking program that uses artificial intelligence to transform how anglers contribute to fisheries science and conservation using patented fish length estimation from a photo and community science.



TroutSpotter is free to join. Download the onWater app, create a free account, and skip the optional plus trial when prompted. You can upload trout photos and contribute to conservation without paying for any subscription.
Project overview: onwaterapp.com/features/troutspotter


How to use TroutSpotter for free (no payment required):

1. Download onWater from the App Store.
   
   
2. Create a free account.
   
3. If you see a screen offering a free trial or subscription, choose the option to skip/continue without trial.
   
   • If you already tapped “Start Free Trial,” no problem—see the cancel steps below.
     

If you accidentally started the free trial:

• Apple won’t charge you today, but the trial will auto-renew at the end of 14 days.
  
• You can cancel immediately and keep your free account:
  
  • On iPhone: Settings → your name → Subscriptions → onWater → Cancel.
    
• If you believe you were charged in error, reply with the email you used to sign up and we’ll help you sort it out.