About US

Ultimate Shellfish Gauge is a locally owned Florida Keys company offering the original patented all-in-one shellfish measuring tool. Our durable stainless steel gauge helps fishermen and shellfish enthusiasts accurately measure lobster, stone crab, oysters, clams, and blue crab — all with a single, easy-to-carry tool. Designed for life on the water and built to support sustainable harvesting, this multi-tool shellfish gauge also includes a bottle opener, gas cap key, escape rings, and drain plug wrench - making it the ultimate companion for fishing, boating, and shellfish harvesting.

We proudly serve local and nationwide customers who value accuracy, durability, and sustainability. Our commitment to eco-friendly practices includes minimal packaging and responsibly sourced materials. By choosing the Ultimate Shellfish Gauge, you’re supporting a sustainable fishery and ensuring generations of safe, responsible shellfish harvesting.