CRAB, CLAM & SHRIMP GAUGE ALUM

The Danielson Crab, Clam, and Shrimp Gauge is notched to measure crab shells at 5-3/4", 6", and 6-1/4" and include a gender identification guide. Also, the gauge includes a 1-1/2" ring for verifying clam shell size and a 1-3/16" shrimp carapace measure. These crab gauges are available in plastic and aluminum.