Lockyer, Christina, Geneviève Desportes, Kirstin Hansen, Sabrina Labberté, and Ursula Siebert. 2003. “Monitoring growth and energy utilisation of the harbour porpoise (Phocoena phocoena) in human care”. NAMMCO Scientific Publications 5 (July). Tromsø, Norway:107-20. https://doi.org/10.7557/3.2743.