Electrofishing: Backpack and Drift Boat

Electrofishing is one of the most widely used methods for sampling salmonid fishes because it is relatively inexpensive and easy to carry out in a variety of conditions and has relatively low impacts to fish and other animals. Essentially electrofishing reflects the use of electricity to stun and capture fish that come within the electrical fields produced by two electrodes. The technique has been used for a variety of objectives and has generated a rich literature. This literature includes the theory and practice of electrofishing (Taylor et al. 1957; Vibert 1963