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Bass Weight Calculator

How to Measure a Fish

Bass graphic by Duane Raver, Jr.

To calculate the weight of a bass below, enter length and girth in decimal inches (for example 22.5 and 18.5) and the various weight estimates will be automatically calculated. Note that these are all estimates.


Typically the most accurate estimate:

Other estimates:

(Rough estimate for torpedo-shaped fish like bass)
(Rough "California" estimate for full-bodied fish like gravid bass)
(Rough estimate for bass, per Outdoor Life and Hal Schramm)