The medium square gill tag is sized appropriately for larger finfish such as salmon. The hand applied gill tag brings the idea of tagging your fish to the smallest of companies. Your Head on Gill Gutted product or other forms of whole fish can be tagged either at the processing stage or at the retail store. Our simple tag designs allow the tag to clip to the gill plate without any application tools or fasteners. It is fast, inexpensive, and effective. 1.5" wide x 3" high.