August, 2018

Basking shark breaching behaviour observations West of Shetland

Basking shark breaching behaviour observations West of Shetland

Published in 2018 Basking shark breaching behaviour observations West of Shetland Witt M., Godley B.J. ABSTRACT: This study reports observations of basking sharks (Cetorhinus maximus) sighted during an offshore geophysical survey conducted in July and August 2013, west of Shetland, UK. During the 38-day survey, trained and dedicated marine wildlife observers recorded 19 sightings of

Conservation status of New Zealand chondrichthyans 2016

Conservation status of New Zealand chondrichthyans 2016

NEW ZEALAND THREAT CLASSIFICATION SERIES 23 Conservation status of New Zealand chondrichthyans (chimaeras, sharks and rays), 2016 Published in June 2018 New Zealand Department of Conservation PDF-DOWNLOAD  

On the Separation Mechanism between a Shark’s Tooth and Its Jaw Base

On the Separation Mechanism between a Shark’s Tooth and Its Jaw Base

Published on 23. July 2018 On the Separation Mechanism between a Shark’s Tooth and Its Jaw Base, with Special Emphasis on an Observation Made from a White Shark, Carcharodon carcharias Erich K. Ritter, Andreas Dellios ABSTRACT: Feeding is the likely cause for tooth shedding in sharks. Although the overall process of loosing teeth has been

Shark and ray diversity in the Tropical America

Shark and ray diversity in the Tropical America

Published on 20. July 2018 Shark and ray diversity in the Tropical America (Neotropics)—an examination of environmental and historical factors affecting diversity Jorge Domingo Carrillo-Briceño, Juan D. Carrillo, Orangel Antonio Aguilera, Marcelo R. Sanchez-Villagra​ ABSTRACT: We present the first comprehensive review of the present and past shark and ray diversity in marine waters of Tropical

Permanent magnets reduce bycatch of benthic sharks in an ocean trap fishery

Permanent magnets reduce bycatch of benthic sharks in an ocean trap fishery

Published online on 18. July 2018 Permanent magnets reduce bycatch of benthic sharks in an ocean trap fishery R.J.Richards, V.Raoult, D.M.Powter, T.F.Gaston ABSTRACT: Sharks and rays are often caught as bycatch by commercial fisheries, and high incidences of bycatch are partially to blame for the declines in many populations of elasmobranchs. In an effort to