Published on 04. April 2013 The first confirmed cases of full albinism in rajid species Ball, R. E., Jones, C. S., Lynghammar, A., Noble, L. R. and Griffiths, A. M. ABSTRACT: Three albino skate specimens (Rajidae) were captured from the North Sea and English Channel between 2008 and 2011. Using DNA barcoding (COI gene) and
Published on 09. April 2013 White Sharks (Carcharodon carcharias) Scavenging on Whales and Its Potential Role in Further Shaping the Ecology of an Apex Predator Fallows C, Gallagher AJ, Hammerschlag N ABSTRACT: Scavenging, a result of a temporary pulse of resources, occurs in virtually all ecosystems containing carnivores, and is an important energy transfer pathway
Guidance on shark, skate and ray species protected by fisheries and wildlife legislation By the Marine Management Organisation April 2013 We have produced guidance for commercial and recreational fishermen who may catch shark, skate and ray species (collectively known as elasmobranchs), and markets, merchants or any premises who may handle these species. It provides details
Published in May 2013 A study into the sexual dimorphisms of the Ampullae of Lorenzini in the lesser-spotted catshark, Scyliorhinus canicula (Linnaeus, 1758) Neil Crooks, Colin P. Waring ABSTRACT: The Ampullae of Lorenzini can vary in their size, shape and distribution patterns among elasmobranch species. However, no study has compared the ampullary characteristics between the
Published in April 2013 The influence of gummy sharks, Mustelus antarcticus, on observed fish assemblage structure J. Klages, A. Broad, B. P. Kelaher, A. R. Davis ABSTRACT: Large predatory fish that alter the behaviour of smaller species may affect visual estimates of abundance by making organisms more or less difficult to observe and quantify. To
Published on 05. April 2013 First record of a bicephalic embryo of smalltail shark Carcharhinus porosus L. A. Muñoz-Osorio, P. A. Mejía-Falla, A. F. Navia ABSTRACT: This study reports the first bicephalic embryo of smalltail shark Carcharhinus porosus, which was removed from a pregnant female in coastal waters of the tropical eastern Pacific Ocean. The
Two-year migration of adult female white sharks ( Carcharodon carcharias ) reveals widely separated nursery areas and conservation concerns. Michael L. Domeier and Nicole Nasby-Lucas ABSTRACT: Background: Satellite tagging programs have provided detailed information about the migratory patterns of northeastern Pacific white sharks, revealing a seasonal migration between a vast offshore region and coastal aggregation
Published on 03. April 2013 Shark Tooth Weapons from the 19th Century Reflect Shifting Baselines in Central Pacific Predator Assemblies Joshua Drew, Christopher Philipp, Mark W. Westneat ABSTRACT: The reefs surrounding the Gilbert Islands (Republic of Kiribati, Central Pacific), like many throughout the world, have undergone a period of rapid and intensive environmental perturbation over
Published online on 26. March 2013 Age, growth and reproductive biology of the spot-tail shark, Carcharhinus sorrah, and the Australian blacktip shark, C. tilstoni, from the Great Barrier Reef World Heritage Area, north-eastern Australia Alastair V. Harry, Andrew J. Tobin and Colin A. Simpfendorfer ABSTRACT: Understanding the life history of an exploited fish species is
Published online on 25. March 2013 First record of dicephalia in a bull shark Carcharhinus leucas (Chondrichthyes: Carcharhinidae) foetus from the Gulf of Mexico, U.S.A. C. M. Wagner, P. H. Rice, A. P. Pease ABSTRACT: The first recorded incidence of dicephalia in a bull shark Carcharhinus leucas is reported from a foetus collected by a