Fork length measure: From the tip of the closed mouth (snout) to the center of the fork of the tail. It is a straight line measure, not over the curvature of the body. The tail is left natural, not pinched.
![](https://seaislandflyfishers.org/wp-content/uploads/2021/12/ForkLength_RedDrum__1.jpg)
![](https://seaislandflyfishers.org/wp-content/uploads/2021/12/ForkLenght_SpottedSeaTrout_1.jpg)
![](https://seaislandflyfishers.org/wp-content/uploads/2021/12/ForkLength_Flounder_1-1.jpg)
Fly Fishing the Lowcountry
Fork length measure: From the tip of the closed mouth (snout) to the center of the fork of the tail. It is a straight line measure, not over the curvature of the body. The tail is left natural, not pinched.