Chapter 21: Training and conditioning of elasmobranchs in aquaria. In SMITH, M. & WARMOLTS, D. & THONEY, D. & HUETER, R. & MURRAY, M. & EZURRA, J.(EDITORS): 2017. The Elasmobranch Husbandry Manual II: Recent Advances in the Care of Sharks, Rays and their Relatives. Special Publication of the Ohio Biological Survey: 209-222