Northern Pike Weight Calculator

Length
Girth
Fish Type
Calculated
Weight

.

Walleye/Trout
Pike/Musky

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

 

Northern Pike Weight Formula

The formula to calculate the weight for a Northern Pike that is 40 inches long and has a girth of 22 inches is as follows. Pike have a shape factor of 900.

WEIGHT = LENGTH x GIRTH2 / SHAPE FACTOR

WEIGHT= 40 x (222) / 900
WEIGHT= 40 x 484 / 900
WEIGHT= 19360 / 900
WEIGHT = 21.51 pounds