@techreport{Macaulay-2015-3332,
  author = {Macaulay, J and Gordon, J and Coram, A and Northridge, S},
  title = {MR7.1.1 Quantifying Porpoise Depth Distributions and Underwater Behaviour in Tidal Rapids Areas},
  institution = {Sea Mammal Research Unit (SMRU)},
  year = {2015},
  month = {jul},
  number = {MMSS/001/11},
  url = {http://www.smru.st-andrews.ac.uk/documents/scotgov/MR7-1-1_porpoise_depth_VF2.pdf},
  keywords = {Marine Mammals},
}