FishVent™ Better Fishing ExperienceEffortless Water Quality and Efficiency Fishing often means searching for a suitable water source, a risky and time consuming process. FEATURES Our smart oxygen pump features a three stage filtration system to ensure that the water you take is clean and safe for your fishing trip. This means you can focus on catching big fish without worrying about water quality. The withdrawal of oxygen causes enormous stress and damage to fish, including tissue and