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Rocks & mineralsSnakesSpidersPlant problemsMouldMushroomsTreesFish
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Guides

Each guide answers one question completely, using checks you can make in seconds on the water.

  • Largemouth, Smallmouth or Spotted? Three Checks

    The three black bass share water and often share a limit — but not always. Jaw length, stripe direction and a rough patch on the tongue separate all three in seconds.

    3 min read

  • Walleye or Sauger? Look at the Tail and the Dorsal Fin

    Two features separate them, both on the fins, and both visible in a second. They frequently carry different limits and they hybridise, which complicates things further.

    3 min read

IdentifyThese

Free step-by-step identification for rocks, snakes, spiders, plant problems, mould, mushrooms, trees and fish — built around what you can actually see and test.

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Fish Identifier: ID Scanner does the part a website cannot: identification from a photograph, offline, at the moment you are standing in front of the thing.

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Size, bag and season limits are set by your state or province and change annually. This section identifies fish; it does not tell you the rules.

Identification guidance here is for general and educational use. Confirm anything that matters — safety, health, value or legality — with someone qualified.

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