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Shipping routes through core habitat of endangered sperm whales along the Hellenic Trench, Greece: Can we reduce collision risks?

plots were from the GEBCO_2014 Grid, version 20150318, 18 / 21 Author Contributions Conceptualization: Alexandros Frantzis, Russell Leaper. Data curation: Alexandros Frantzis, Aristides ... Prospathopoulos, Dimitrios Lekkas. Formal analysis: Alexandros Frantzis, Russell Leaper. Funding acquisition: Alexandros Frantzis, Russell Leaper. Investigation: Alexandros Frantzis, Paraskevi Alexiadou

Red Shift, Blue Shift: Investigating Doppler Shifts, Blubber Thickness, and Migration as Explanations of Seasonal Variation in the Tonality of Antarctic Blue Whale Song

The song of Antarctic blue whales (Balaenoptera musculus intermedia) comprises repeated, stereotyped, low-frequency calls. Measurements of these calls from recordings spanning many years have revealed a long-term linear decline as well as an intra-annual pattern in tonal frequency. While a number of hypotheses for this long-term decline have been investigated, including changes...

Science should not be abandoned in a bid to resolve whaling disputes

Justin Cooke Russell Leaper Vassili Papastavrou * Subject collections 0 Department of Biology, University of Bristol , Woodland Road, Bristol BS8 2LR, UK 1 School of Biological Sciences, University

Towards a precautionary approach to managing Canada's commercial harp seal hunt

Leaper, R., Lavigne, D. M., Corkeron, P., and Johnston, D. W. 2010. Towards a precautionary approach to managing Canada's commercial harp seal hunt. – ICES Journal of Marine Science, 67: 316–320. The Canadian government's approach to the management of its commercial harp seal hunt is compared with other precautionary approaches developed for setting anthropogenic removal limits...

Global climate drives southern right whale (Eubalaena australis) population dynamics

Russell Leaper () Justin Cooke Phil Trathan Keith Reid Victoria Rowntree Roger Payne 0 British Antarctic Survey , High Cross, Madingley Road, Cambridge CB3 0ET , UK 1 Centre for Ecosystem Management