October, 2017

Reef accessibility impairs the protection of sharks

Reef accessibility impairs the protection of sharks

Published online on 17. October 2017 Reef accessibility impairs the protection of sharks Jean-Baptiste Juhel, Laurent Vigliola, David Mouillot, Michel Kulbicki, Tom B. Letessier, Jessica J. Meeuwig, Laurent Wantiez ABSTRACT: Reef sharks are declining world-wide under ever-increasing fishing pressure, with potential consequences on ecosystem functioning. Marine protected areas (MPAs) are currently one of the management

The utility of bioenergetics modelling in quantifying predation rates of marine apex predators

The utility of bioenergetics modelling in quantifying predation rates of marine apex predators

Published on 11. October 2017 The utility of bioenergetics modelling in quantifying predation rates of marine apex predators: Ecological and fisheries implications A. Barnett, M. Braccini, C. L. Dudgeon, N. L. Payne, K. G. Abrantes, M. Sheaves, E. P. Snelling ABSTRACT: Predators play a crucial role in the structure and function of ecosystems. However, the

A multiplex PCR mini-barcode assay to identify processed shark products

A multiplex PCR mini-barcode assay to identify processed shark products

Published on 11. October 2017 A multiplex PCR mini-barcode assay to identify processed shark products in the global trade Diego Cardeñosa, Andrew Fields, Debra Abercrombie, Kevin Feldheim, Stanley K. H. Shea, Demian D. Chapman ABSTRACT: Protecting sharks from overexploitation has become global priority after widespread population declines have occurred. Tracking catches and trade on a

Cephalopod prey of two demersal sharks caught in the Aegean Sea

Cephalopod prey of two demersal sharks caught in the Aegean Sea

Published on 03 October 2017 Cephalopod prey of two demersal sharks caught in the Aegean Sea (eastern Mediterranean) Vasiliki Kousteni, Paraskevi K. Karachle, Persefoni Megalofonou, Evgenia Lefkaditou ABSTRACT: This study concerns the cephalopod species that are part of the diet of the small-spotted catshark Scyliorhinus canicula and the longnose spurdog Squalus blainville sampled by commercial

Reciprocal Intraguild Predation between Alligator mississippiensis and Elasmobranchii

Reciprocal Intraguild Predation between Alligator mississippiensis and Elasmobranchii

Published in September 2017 Reciprocal Intraguild Predation between Alligator mississippiensis (American Alligator) and Elasmobranchii in the Southeastern United States James C. Nifong and Russell H. Lowers ABSTRACT: The food habits and predatory interactions of Alligator mississippiensis (American Alligator) have been thoroughly studied within populations inhabiting inland freshwater ecosystems; however, it is increasingly evident that coastal

Belize: Sharks and Rays management and conservation initiatives

Belize: Sharks and Rays management and conservation initiatives

Press Release Belize Fisheries Department 25. September 2017 — – — — – – – — — – — – – The Belize Fisheries Department in partnership with the Florida International University, the Belize High Seas Fisheries Unit and with the support of the Central American Fisheries and Aquaculture Organization (OSPESCA) is pleased to announce

Population biology of the little gulper shark in Lebanese waters

Population biology of the little gulper shark in Lebanese waters

Published on 04. October 2017 Population biology of the little gulper shark Centrophorus uyato in Lebanese waters M. Lteif, R. Mouawad, G. Khalaf, P. Lenfant, B. Seret, M. Verdoit-Jarraya ABSTRACT: A total of 38 individuals of the heavily exploited little gulper shark Centrophorus uyato were collected from Lebanese coastal waters using bottom longlines and trammel

CITES controls over newly-listed shark species enter into force

CITES controls over newly-listed shark species enter into force

Press Release CITES 04. October 2017 — — — — — – — — – – Trade in fins, meat and other products from silky and thresher sharks subject to strict regulation starting today 4 October Geneva, 4 October 2017 – The wait is over. As of today, international trade in silky and thresher sharks will

Shark Finning and the Molecular Identification of Shark Species

Shark Finning and the Molecular Identification of Shark Species

Published on 26. September 2017 Shark Finning and the Molecular Identification of Shark Species: Review and Perspectives Amaral CRL, Silva DA, Amorim A, de Carvalho EF ABSTRACT: Worshipped and revered in several Indo-Pacific countries, and mostly feared among the western world, sharks are an old group of vertebrates dating back to the Devonian-Silurian boundary (~400Ma).

Sharks and rays live a lot longer than we thought

Sharks and rays live a lot longer than we thought

Evidence for systemic age underestimation in shark and ray ageing studies Date: September 29, 2017 Source: James Cook University Summary: Sharks and rays live a lot longer than we thought — some twice as long as previously estimated. Tiger shark. Credit: © frantisek hojdysz / Fotolia Many sharks are living much longer than was thought, according

Movements of the white shark in the North Atlantic Ocean

Movements of the white shark in the North Atlantic Ocean

Published on 29. September 2017 Movements of the white shark Carcharodon carcharias in the North Atlantic Ocean Skomal GB, Braun CD, Chisholm JH, Thorrold SR ABSTRACT: In the western North Atlantic, much of what is known about the movement ecology of the white shark Carcharodon carcharias is based on historical fisheries-dependent catch records, which portray