Techniques for releasing fish caught from deep water - The Fishing

Catch and Release Fishing Best Practices

Northern Pike Releasing Tips

Fish Descender Devices

ED-1/SG160: Barotrauma and Successful Release of Fish Caught in Deep Water

How to Catch and Release a Fish

How Deep is Too Deep for Mid-summer Walleyes? — Joel Nelson Outdoors

When releasing deep-water fish, the right tools mean everything

10 Easy Steps For Proper Catch And Release Fishing

Catch and Release Safely (U.S. National Park Service)

Deep Water Walleye Release Method Reduces Mortality