Marine Supplies, Outdoors & Fishing Apparel | SeaGear Marine Supply Sea Gear Marine is a family owned and operated marine supply retailer of everything you need for your life on the water. Our heritage, values and core consumers are in fishing, ocean living, mechanica SeaGear Marine Supply offers the best prices on a full line of rugged fishing gear for recreational boaters and top-quality casual apparel for all outdoor enthusiasts. We also provide custom-built marine and industrial materials for fishing companies, municipalities and construction companies.