Although we published this paper already two (almost three, geez!) year ago, I think it is a paper worth sharing here as well. Together with Craig O’Connell (O’Seas Conservation Foundation) and a whole expedition team we set out to try a novel technique to non-invasively identify and measure great hammerhead sharks (Sphyrna mokarran). The technique…
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During a 2013 field project in Gansbaai, South Africa we collected valuable data for over 6 months on the unique dorsal fin notch pattern and length of white sharks (Carcharodon carcharias). Combining two non-invasive methods like dorsal fin photo ID (see Andreotti et al. 2014) and parallel laser photogrammetry, we succeeded to measure (and re-measure) individual…
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