Modification in Feeding Regime Reduces the Performance of Surface Breaking Behaviour in a Population of Captive Rays (Raja). Aquarium Sciences and Conservation, 2(3), 171–174
DOI: 10.1023/A:1009615322019
Surface Breaking Behaviour in a Population of Captive Rays Raja: The Expression of a Need to Forage? Aquarium Sciences and Conservation, 2(3), 161–169
DOI: 10.1023/A:1009640022791
SHORT COMMUNICATION: Group ‘resting' behaviour in a population of captive bull huss (Scyliorhinus stellaris). Aquarium Sciences and Conservation, 1(4), 251–254
DOI: 10.1023/A:1018364424195