The high quality Snook Release Ruler is the perfect tool for the pursuit of Snook. Each ruler is clearly marked with the slot measurements for both Atlantic Snook and Gulf Snook. Also, current regulations and bag limit details are displayed in a user friendly format. The patented weight estimating feature provides a scale for Gulf or Atlantic Snook. The ruler is made from a durable waterproof PVC coated vinyl. The vinyl ruler is easily stowed and can be moved from boat to boat.