Bass Weight Calculator
Bass Weight Calculator Bass Weight Calculator
Bass Weight Calculator
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Length
Girth
Fish Type
Calculated
Weight

.

Smallmouth
Largemouth

(1-120 inches)
(1-100 inches)
.
(pounds)

 

Bass Weight Formula

The formula to calculate the weight for a Smallmouth Bass that is 20 inches long and has a girth of 15 inches is as follows. Smallmouth Bass have a shape factor of 1100. Largemouth Bass have a shape factor of 1050.

Smallmouth Bass:

WEIGHT = LENGTH x GIRTH2 / SHAPE FACTOR

WEIGHT= 20 x (152) / 1100
WEIGHT= 20 x 225 / 1100
WEIGHT= 4500 / 1100
WEIGHT = 4.09 pounds

Largemouth Bass:

WEIGHT = LENGTH x GIRTH2 / SHAPE FACTOR

WEIGHT= 20 x (152) / 1050
WEIGHT= 20 x 225 / 1050
WEIGHT= 4500 / 1050
WEIGHT = 4.29 pounds

Bass Weight Calculator
Bass Weight Calculator

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