August, 2018

New Mississippi State Fishing Record for Tiger Shark

New Mississippi State Fishing Record for Tiger Shark

Press Release Mississippi Department of Marine Resources 21. August 2018 — — — — — — — CMR certifies three state fishing records BILOXI, Miss. – The state Commission on Marine Resources on Tuesday certified three state fishing records. Michael Garrett of Vancleave set the record for Tiger Shark (Galeocerdo cuvier) with a shark weighing

Life-history traits inform on population trends when assessing the conservation status of a declining tiger shark population

Life-history traits inform on population trends when assessing the conservation status of a declining tiger shark population

Published on 20. August 2018 Life-history traits inform on population trends when assessing the conservation status of a declining tiger shark population Christopher Brown, George Roff ABSTRACT: The assessment of the conservation status of wide ranging species depends on estimates of the magnitude of their population trends. The accuracy of global trend estimates will depend

Comparative morphology and systematics of the cookiecutter sharks

Comparative morphology and systematics of the cookiecutter sharks

Published on 20. August 2018 Comparative morphology and systematics of the cookiecutter sharks, genus Isistius Gill (1864) (Chondrichthyes: Squaliformes: Dalatiidae) Flávia de Figueiredo Petean, Marcelo R. de Carvalho ABSTRACT: The dalatiid genus Isistius Gill (1864) has three valid species currently recognized in the literature: Isistius brasiliensis Quoy & Gaimard (1824), I. plutodus Garrick & Springer

Shark management strategy policy considerations

Shark management strategy policy considerations

Published online on 17. August 2018 Shark management strategy policy considerations: Community preferences, reasoning and speculations Peter Simmons, Mehmet Ibrahim Mehmet ABSTRACT: Shark management is contested and community support often influences policy. Decision makers are unlikely to be comfortable explaining policy solely based on expert advice, scientific data, or any information, if they feel out

Limited latitudinal ranging of juvenile whale sharks in the Western Indian Ocean

Limited latitudinal ranging of juvenile whale sharks in the Western Indian Ocean

Published on 09. August 2018 Limited latitudinal ranging of juvenile whale sharks in the Western Indian Ocean suggests the existence of regional management units Clare E. M. Prebble, Christoph A. Rohner, Simon J. Pierce, David P. Robinson, Mohammed Y. Jaidah, Steffen S. Bach, Clive N. Trueman ABSTRACT: Assessing the movements and connectivity of whale sharks

Scene through the eyes of an apex predator

Scene through the eyes of an apex predator

Published on 01. August 2018 Scene through the eyes of an apex predator: a comparative analysis of the shark visual system Shaun P Collin ABSTRACT: The eyes of apex predators, such as the shark, have fascinated comparative visual neuroscientists for hundreds of years with respect to how they perceive the dark depths of their ocean

Interpretation of silky shark relative abundance indices for the equatorial Pacific Ocean

Interpretation of silky shark relative abundance indices for the equatorial Pacific Ocean

Published on 30. July 2018 The importance of environment and life stage on interpretation of silky shark relative abundance indices for the equatorial Pacific Ocean Cleridy E. Lennert‐Cody, Shelley C. Clarke, Alexandre Aires‐da‐Silva, Mark N. Maunder, Peter J. S. Franks, Marlon Román, Arthur J. Miller, Mihoko Minami ABSTRACT: Recent large fluctuations in an index of

Drivers of reef shark abundance and biomass in the Solomon Islands

Drivers of reef shark abundance and biomass in the Solomon Islands

Published on 30. July 2018 Drivers of reef shark abundance and biomass in the Solomon Islands Jordan S. Goetze , Tim J. Langlois, Joe McCarter, Colin A. Simpfendorfer, Alec Hughes, Jacob Tingo Leve, Stacy D. Jupiter ABSTRACT: Remote island nations face a number of challenges in addressing concerns about shark population status, including access to

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