CatchRules

Guides

Plain-English guides for recreational anglers

Short, practical walkthroughs on regulations, measurement, species identification, and responsible fishing — written by the team behind CatchRules.

Coming soon

The first batch of guides is in the works. Here's what we're publishing first:

  • How to read a state fishing regulationSize limits, bag limits, slot limits, and seasons — what every abbreviation in your state's summary actually means.
  • Total length vs. fork length vs. standard lengthWhich measurement your state uses, and how to get it right with a tape, a board, or LiDAR.
  • What to do when you catch a protected speciesEndangered, threatened, and CITES-listed fish. How to identify them fast and release them without harm.
  • Saltwater vs. freshwater licensesWhen you need both, when a combo works, and when federal permits apply on top of your state license.
  • Reading tide predictions for shore fishingHow to match tide stage to species behavior — and why the station nearest you isn't always the right station.
  • Invasive species — report, don't releaseState-by-state rules for invasives like snakeheads, lionfish, and Asian carp, plus where to report catches.
Want to be notified when new guides go live? Email us and we'll add you to the list.