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White sharks rely on body lipid stores to power ocean-basin scale migration
Published on 17. July 2013 Travelling light: white sharks (Carcharodon carcharias) rely on body lipid stores to power ocean-basin scale migration Gen Del Raye, Salvador J. Jorgensen, Kira Krumhansl, Juan M. Ezcurra and Barbara A. Block ABSTRACT: Many species undertake long-distance annual migrations between foraging and reproductive areas. Such migrants depend on the efficient packaging,
New species of Bamboo Shark from Indonesia
Published on 19. July 2013 Hemiscyllium halmahera, a new species of Bamboo Shark (Hemiscylliidae) from Indonesia Gerald R. Allen, Mark V. Erdmann and Christine L. Dudgeon ABSTRACT: Hemiscyllium halmahera new species is described from two specimens, 656-681 mm TL, collected at Ternate, Halmahera, Indonesia. The new species is clearly differentiated on the basis of colour
Booklet: Global Shark Conservation
Global Shark Conservation Sanctuaries for a Predator in Peril Published by PEW, July 2013 PDF – DOWNLOAD
Age, growth and reproductive biology of blacktip reef sharks
Published online on 19. July 2013 Validated age, growth and reproductive biology of Carcharhinus melanopterus, a widely distributed and exploited reef shark Andrew Chin, Colin Simpfendorfer, Andrew Tobin and Michelle Heupel ABSTRACT : Inadequate life-history information can compromise management of shark populations. The present study examined the life history of blacktip reef sharks (Carcharhinus melanopterus)
Review of Progress on the Defra Elasmobranch Conservation Plan
Policy paper Shark, skate, and ray conservation plan: progress review 2013 Department for Environment, Food & Rural Affairs Published: 19 July 2013 This document shows the findings of the 2013 review of progress towards implementing the conservation plan since its publication in 2011. PDF – DOWNLOAD
Interim Guidelines: Great White Shark Cage Diving in New Zealand
Commercial Great White Shark Cage Diving New Zealand Department of Conservation Interim Guidelines July 2013 The Department of Conservation seeks feedback on the Commercial great white shark cage diving interim guidelines, July 2013. The purpose of the interim guidelines is to ensure the welfare of great white sharks by identifying potential risks to the animals
Thresher Sharks Use Tail-Slaps as a Hunting Strategy
Published online on 10. July 2013 Thresher Sharks Use Tail-Slaps as a Hunting Strategy Oliver SP, Turner JR, Gann K, Silvosa M, D’Urban Jackson T ABSTRACT : The hunting strategies of pelagic thresher sharks (Alopias pelagicus) were investigated at Pescador Island in the Philippines. It has long been suspected that thresher sharks hunt with their
Sexual Dimorphism of the Electrosensory System of the Blue-Spotted Fantail Stingray
Published online on 27. June 2013 Sexual Dimorphism of the Electrosensory System: A Quantitative Analysis of Nerve Axons in the Dorsal Anterior Lateral Line Nerve of the Blue-Spotted Fantail Stingray (Taeniura lymma) Kempster R.M., Garza-Gisholt E., Egeberg C.A., Hart N.S., O’Shea O.R., Collin S.P. ABSTRACT: Quantitative studies of sensory axons provide invaluable insights into the
Status Review of Northeastern Pacific White Sharks under ESA
Status Review of the Northeastern Pacific Population of White Sharks (Carcharodon carcharias) Under the Endangered Species Act Heidi Dewar, Tomoharu Eguchi, John Hyde, Doug Kinzey, Suzanne Kohin, Jeff Moore, Barbara L. Taylor, and Russ Vetter. 2013 BACKGROUND : In June and August of 2012, the National Marine Fisheries Service (NMFS) received two petitions requesting that
Quantifying massive shark mortality in fish aggregating devices
Published online on 27. June 2013 Looking behind the curtain: quantifying massive shark mortality in fish aggregating devices John David Filmalter, Manuela Capello, Jean-Louis Deneubourg, Paul Denfer Cowley, and Laurent Dagorn ABSTRACT : Increasing catch rates are considered the main impact of dynamic fisheries practices on marine ecosystems, but other effects can be equally important
NOAA BREP Report 2012: Shark Repellent Bait for Bycatch Reduction
Bycatch Reduction Engineering Program 2012 Annual Report to Congress National Oceanic and Atmospheric Administration National Marine Fisheries Service 2013 See Page 18 – 21 : Performance of a Long-Lasting Shark Repellent Bait for Bycatch Reduction during Commercial Pelagic Longline Fishing PDF – DOWNLOAD
Modeling of the Spatial Distribution of Spiny Dogfish in the Gulf of Alaska
Published online on 26. June 2013 Modeling of the Spatial Distribution of Spiny Dogfish (Squalus suckleyi) in the Gulf of Alaska using Generalized Additive and Generalized Linear Models Jason R Gasper, Gordon H. Kruse ABSTRACT : The spiny dogfish (Squalus suckleyi) is a common bycatch species in the Gulf of Alaska. Their spatial distribution is
Changing relative abundance and behaviour of silky and grey reef sharks baited on a Red Sea reef
Published online on 21. June 2013 Changing relative abundance and behaviour of silky and grey reef sharks baited over 12 years on a Red Sea reef C. R. Clarke, J. S. E. Lea and R. F. G. Ormond ABSTRACT: There is a lack of studies on how provisioning may influence shark numbers and behaviour. The
The economic value of shark tourism in Santa Cruz Island Galapagos
Published in 2013 Perceptions of the economic value of sharks for single-day dive tourism and commerce in Santa Cruz Island Peñaherrera C, Y Llerena and I Keith INTRODUCTION : …The Galapagos Marine Reserve (GMR) is considered by many as one of the best places for underwater tourism in the world (Sammon, 1992; Scuba Diving, 2000).
The role of CITES in the conservation of marine fishes
Published online on 10. June 2013 The role of CITES in the conservation of marine fishes subject to international trade Amanda C J Vincent, Yvonne J Sadovy de Mitcheson, Sarah L Fowler, Susan Lieberman ABSTRACT: All possible tools need to be marshalled for marine fish conservation. Yet controversy has swirled around what role, if any,