Scientific Papers

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Quantifying shark depredation in a recreational fishery in Ningaloo

Quantifying shark depredation in a recreational fishery in Ningaloo

Published on 25. January 2018 Quantifying shark depredation in a recreational fishery in the Ningaloo Marine Park and Exmouth Gulf, Western Australia J. D. Mitchell, D. L. McLean, S. P. Collin, S. Taylor, G. Jackson, R. Fisher, T. J. Langlois ABSTRACT: Shark depredation, where a shark consumes a hooked fish before it can be retrieved

DNA-based identification reveals illegal trade of threatened shark species

DNA-based identification reveals illegal trade of threatened shark species

Published on 20. February 2018 DNA-based identification reveals illegal trade of threatened shark species in a global elasmobranch conservation hotspot Leonardo Manir Feitosa, Ana Paula Barbosa Martins, Tommaso Giarrizzo, Wagner Macedo, Iann Leonardo Monteiro, Romário Gemaque, Jorge Luiz Silva Nunes, Fernanda Gomes, Horácio Schneider, Iracilda Sampaio, Rosália Souza, João Bráullio Sales, Luís Fernando Rodrigues-Filho, Lígia

Total population size of white sharks in eastern Australia and New Zealand

Total population size of white sharks in eastern Australia and New Zealand

Published on 08. February 2018 Genetic relatedness reveals total population size of white sharks in eastern Australia and New Zealand R. M. Hillary, M. V. Bravington, T. A. Patterson, P. Grewe, R. Bradford, P. Feutry, R. Gunasekera, V. Peddemors, J. Werry, M. P. Francis, C. A. J. Duffy, B. D. Bruce ABSTRACT: Conservation concerns exist

Resurrection of the sixgill shark Hexanchus vitulus

Resurrection of the sixgill shark Hexanchus vitulus

Published on 13. February 2018 Resurrection of the sixgill shark Hexanchus vitulus Springer & Waller, 1969 (Hexanchiformes, Hexanchidae), with comments on its distribution in the northwest Atlantic Ocean Toby S. Daly-Engel, E. Baremore, R. Dean Grubbs, Simon J. B. Gulak, Rachel T. Graham, Michael P. Enzenauer ABSTRACT: The sixgill sharks of the genus Hexanchus (Hexanchiformes,

Elasmobranch bycatch in the Italian Adriatic pelagic trawl fishery

Elasmobranch bycatch in the Italian Adriatic pelagic trawl fishery

Published on 29. January 2018 Elasmobranch bycatch in the Italian Adriatic pelagic trawl fishery Bonanomi S, Pulcinella J, Fortuna CM, Moro F, Sala A ABSTRACT: Elasmobranchs are among the most threatened long-lived marine species worldwide, and incidental capture is a major source of mortality. The northern central Adriatic Sea, though one of the most overfished

Global priorities for conserving the evolutionary history of sharks, rays and chimaeras

Global priorities for conserving the evolutionary history of sharks, rays and chimaeras

Published on 18. January 2018 Global priorities for conserving the evolutionary history of sharks, rays and chimaeras R. William Stein, Christopher G. Mull, Tyler S. Kuhn, Neil C. Aschliman, Lindsay N. K. Davidson, Jeffrey B. Joy, Gordon J. Smith, Nicholas K. Dulvy, Arne O. Mooers ABSTRACT: In an era of accelerated biodiversity loss and limited

New insights on the trophic ecology of blue and shortfin mako sharks

New insights on the trophic ecology of blue and shortfin mako sharks

Published on 17. January 2018 New insights on the trophic ecology of blue (Prionace glauca) and shortfin mako sharks (Isurus oxyrinchus) from the oceanic eastern South Pacific Sebastian A. Klarian, Carlos Canales-Cerro, Patricio Barría, Patricia Zárate, Francisco Concha, Sebastián Hernández, Maike Heidemeyer, Pauline Sallaberry-Pincheira, Roberto Meléndez ABSTRACT: The blue shark (Prionace glauca) and the shortfin

Lack of multiple paternity in the oceanodromous tiger shark

Lack of multiple paternity in the oceanodromous tiger shark

Published on 17. January 2018 Lack of multiple paternity in the oceanodromous tiger shark (Galeocerdo cuvier) Bonnie J. Holmes, Lisa C. Pope, Samuel M. Williams, Ian R. Tibbetts, Mike B. Bennett, Jennifer R. Ovenden ABSTRACT: Multiple paternity has been documented as a reproductive strategy in both viviparous and ovoviviparous elasmobranchs, leading to the assumption that

Development of the Lunate-shaped Caudal Fin in White Shark Embryos

Development of the Lunate-shaped Caudal Fin in White Shark Embryos

Published online on 06. January 2018 Development of the Lunate-shaped Caudal Fin in White Shark Embryos Taketeru Tomita, Minoru Toda, Kei Miyamoto, Shin-Ichiro Oka, Keiichi Ueda, Keiichi Sato ABSTRACT: The lunate-shaped caudal fin in lamnid sharks is a morphological specialization for their thunniform mode of locomotion, but its developmental process during gestation has been poorly

Predator declines and morphological changes in prey

Predator declines and morphological changes in prey

Published on 11. January 2018 Predator declines and morphological changes in prey: evidence from coral reefs depleted of sharks Neil Hammerschlag, Shanta C. Barley, Duncan J. Irschick, Jessica J. Meeuwig, Emily R. Nelson, Mark G. Meekan ABSTRACT: Evidence from the wild as to the ecological and evolutionary consequences of top predator depletions remains limited, especially

Ontogenetic partial migration is associated with environmental drivers and influences fisheries interactions in a marine predator

Ontogenetic partial migration is associated with environmental drivers and influences fisheries interactions in a marine predator

Published on 04. January 2018 Ontogenetic partial migration is associated with environmental drivers and influences fisheries interactions in a marine predator James S E Lea, Bradley M Wetherbee, Lara L Sousa, Choy Aming, Neil Burnie, Nicolas E Humphries, Nuno Queiroz, Guy M Harvey, David W Sims, Mahmood S Shivji ABSTRACT: The ability to predict animal

DNA barcoding reveals the diversity of sharks in Guyana coastal markets

DNA barcoding reveals the diversity of sharks in Guyana coastal markets

Published on 18. December 2017 DNA barcoding reveals the diversity of sharks in Guyana coastal markets Matthew A. Kolmann, Ahmed A. Elbassiouny, Elford A. Liverpool, Nathan R. Lovejoy ABSTRACT: A fundamental challenge for both sustainable fisheries and biodiversity protection in the Neotropics is the accurate determination of species identity. The biodiversity of the coastal sharks

Shark-diving tourism as a financing mechanism

Shark-diving tourism as a financing mechanism

Published on 21. December 2017 Shark-diving tourism as a financing mechanism for shark conservation strategies in Malaysia Gabriel MS Vianna​, Mark G Meekan, Abbie A Rogers, Marit E Kragt, James M Alin, Johanna S Zimmerhackel ABSTRACT: This study estimated the economic value of the shark-diving industry in Semporna, the most popular diving destination of Malaysia,

An experiment with sharks and beach safety policy options

An experiment with sharks and beach safety policy options

Published on 07. December 2017 Reducing fear to influence policy preferences: An experiment with sharks and beach safety policy options Christopher L. Pepin-Neff, Thomas Wynter ABSTRACT: This article reports on new research that finds certain messages reduce fear of sharks, key to promoting conservation-minded responses to shark bites. Here it is argued that the sophistication

Flaccid skin protects hagfishes from shark bites

Flaccid skin protects hagfishes from shark bites

Published on 13. December 2017 Flaccid skin protects hagfishes from shark bites Sarah Boggett, Jean-Luc Stiles, Adam P. Summers, Douglas S. Fudge ABSTRACT: Hagfishes defend themselves from fish predators by releasing large volumes of gill-clogging slime when they are attacked. Slime release is not anticipatory, but is only released after an attack has been initiated,

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