Magazine article from our research archive:

First Case of a Monitored Pregnancy of a Harbour Porpoise (Phocoena phocoena) Under Human Care

Abstract

Most of the data collected on the reproduction of harbour porpoises (Phocoena phocoena) comes from by-caught or stranded animals and is therefore opportunistic in nature. Harbour porpoises kept in a human-controlled environment offer a unique opportunity to gather data on the same individual with a known history over a long period of time. At Fjord&Baelt in Kerteminde, Denmark, Freja, a 10-y-old female harbour porpoise, became pregnant in September 2005 and gave birth during the night between 24 and 25 July 2006. Routinely sampled parameters, such as food intake, weight, blubber-thickness, body-girth measurements, and respiration rates, did not follow the seasonal patterns ...

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