FISHERIES SCIENCE

 OS SYSTEMS has developed a range of Stream Count^™ Drysuits, Travel Waders^™, and Stealth Waders^™   for marine professionals, including fish counting, water quality testing, construction, etc.   Our non-   breathable drysuits are available with a back shoulder entry zipper, or with a horizontal front entry         zipper. Our breathable drysuits are available with a back shoulder entry zipper, or with a diagonal front   entry zipper. Non-breathable drysuits and waders are generally tougher and more durable. Breathable   drysuits and waders transport moisture out through the fabric and keep the user more comfortable.