Acoustic signals by Harbour porpoises (Phocoena phocoena)
Verboom, W.C. (1995). Acoustic signals by Harbour porpoises (Phocoena phocoena), in: Nachtigall, P.E. et al. (Ed.) Harbour porpoises: laboratory studies to reduce bycatch. pp. 1-39
In: Nachtigall, P.E. et al. (Ed.) (1995). Harbour porpoises: laboratory studies to reduce bycatch. De Spil Publishers: Woerden. ISBN 90-72743-06-7. 167 pp., meer
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