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2. Fish measurement - Wikipedia

   en.wikipedia.org/wiki/Fish_measurement

   Overall length. Standard length (SL) is the length of a fish measured from the tip of the snout to the posterior end of the last vertebra or to the posterior end of the midlateral portion of the hypural plate. This measurement excludes the length of the caudal (tail) fin. [1] Total and fork length of a fish. Total length (TL) is the length of a ...

3. Fish counter - Wikipedia

   en.wikipedia.org/wiki/Fish_counter

   Automatic fish counters are automatic devices for measuring the number of fish passing along a particular river in a particular period of time. Usually one particular species is of interest. One important species studied by fish counters are Atlantic salmon. This species is of interest owing to its ecologically vulnerable status and anadromous ...

4. List of measuring instruments - Wikipedia

   en.wikipedia.org/wiki/List_of_measuring_instruments

   Time. Watch, a time measurement device. In the past, a common time measuring instrument was the sundial. Today, the usual measuring instruments for time are clocks and watches. For highly accurate measurement of time an atomic clock is used. Stopwatches are also used to measure time in some sports.

5. Patented Fish Measuring Feature Headlines onWater Fish's ...

   lite.aol.com/tech/story/0022/20240912/9230119.htm

   Boulder, CO, Sept. 12, 2024 (GLOBE NEWSWIRE) -- onWater Fish, the leading mobile mapping app for recreational anglers, unveils the ambitious C.A.T.C.H Project (Community of Anglers Tracking for Conservation & Habitat), a groundbreaking initiative combining AI-powered tools like the first-ever and patented fish length estimation from a photo and community science to transform recreational ...

6. Slot limit - Wikipedia

   en.wikipedia.org/wiki/Slot_limit

   A slot limit is a tool used by fisheries managers to regulate the size of fish that can legally be harvested from particular bodies of water. Usually set by state fish and game departments, the protected slot limit prohibits the harvest of fish where the lengths, measured from the snout to the end of the tail, fall within the protected interval. [1]

7. Minimum landing size - Wikipedia

   en.wikipedia.org/wiki/Minimum_landing_size

   The minimum landing size (MLS) is the smallest fish measurement at which it is legal to keep or sell a fish. The MLS depends on the species of fish. Sizes also vary around the world, as they are legal definitions which are defined by the local regulatory authority. Commercial trawl and seine fisheries can control the size of their catch by ...