This podcast below from Ben Diggles on the controversial area of fish and pain is interesting and relevant.
View it here – http://www.humananimalscience.com.au/fish-pain-welfare/
Dr Ben Diggles lead the iki jime project supported by the Australian Animal Welfare Strategy in the aquatic animal health working group at http://www.australiananimalwelfare.com.au/aquatic-animals ………..This work has been praised in Europe and elsewhere in the world.
Rose, J. D., Arlinghaus, R., Cooke, S. J., Diggles, B. K., Sawynok, W., Stevens, E. D., & Wynne, C. D. L. (2014). Can fish really feel pain?. Fish and Fisheries, 15(1), 97-133
Diggles, B. K., Cooke, S. J., Rose, J. D., & Sawynok, W. (2011). Ecology and welfare of aquatic animals in wild capture fisheries. Reviews in Fish Biology and Fisheries, 21(4), 739-765.
Diggles, B. K. (2013). Historical epidemiology indicates water quality decline drives loss of oyster (Saccostrea glomerata) reefs in Moreton Bay, Australia. New Zealand Journal of Marine and Freshwater Research, 47(4), 561-581.