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Feeding requirements of white sharks may be higher than thought
Published on 18. March 2013 Feeding requirements of white sharks may be higher than originally thought J. M. Semmens, N. L. Payne, C. Huveneers, D. W. Sims & B. D. Bruce ABSTRACT: Quantifying the energy requirements of animals in nature is critical for understanding physiological, behavioural, and ecosystem ecology; however, for difficult-to-study species such as
South Africa: Shark Attacks Surfboard At Hawston – Surfer Unscathed
Published on 18 Mar, 2013 at 20:12 in Attacks & Incidents | Viewed times | 1 Comment
By Zigzag Surfing Magazine, 18. March 2013 A Cape surfer was left ‘unscathed but in shock’ following an encounter with a shark at Hawston Beach this past Saturday (16 March). His board, however, wasn’t able to avoid the shark’s pointy teeth. Zag was alerted to the attack by Megan Smith who posted the following message
Heavy metal concentrations of two highly migratory sharks
Published on 18. March 2013 Heavy metal concentrations of two highly migratory sharks ( Prionace glauca and Isurus oxyrinchus ) in the southeastern Pacific waters: comments on public health and conservation Lopez, S. A. Abarca, N. L. and Meléndez R. ABSTRACT: Despite the importance of sharks in structuring the marine food web, their biomass is
Frequency of Multiple Paternity in Gummy Shark and Rig
Published online on 15. March 2013 Frequency of Multiple Paternity in Gummy Shark, Mustelus antarcticus, and Rig, Mustelus lenticulatus, and the Implications of Mate Encounter Rate, Postcopulatory Influences, and Reproductive Mode Jessica J. Boomer, Robert G. Harcourt, Malcolm P. Francis, Terence I. Walker, Juan Matias Braccini and Adam J. Stow ABSTRACT: Elasmobranchs (sharks and rays)
Shark fears bite business at dive school
Published on 17 Mar, 2013 at 18:46 in General News | Viewed times | No Comments
Daniel Mercer, The West Australian, March 18, 2013 One of Perth’s biggest scuba diving businesses has had to offer extraordinary discounts to lure people into the water after an unprecedented spate of shark attacks slashed its profitability. Perth Diving Academy, which has shops in Hillarys and Balcatta and runs diving courses off Perth, said its
Generalized Linear Models and Generalized Estimation Equations to model at-haulback mortality of blue sharks
Published online on 14. March 2013 Application of Generalized Linear Models and Generalized Estimation Equations to model at-haulback mortality of blue sharks captured in a pelagic longline fishery in the Atlantic Ocean Rui Coelho, Paulo Infante, Miguel N. Santos ABSTRACT: At-haulback mortality of blue shark (Prionace glauca) captured by the Portuguese pelagic longline fishery targeting
Oceanic whitetip sharks caught by the Brazilian tuna longline fleet
Size, distribution and catch rates of the oceanic whitetip shark caught by the Brazilian tuna longline fleet Mariana Travassos Tolotti, Paulo Travassos, Flávia Lucena Frédou, Catarina Wor, Fábio Hazin ABSTRACT: Catch and effort data from 14,835 longline sets conducted by foreign tuna longline vessels chartered by Brazil, from 2004 to 2010, were analyzed aiming at
No effect from rare-earth metal deterrent on shark bycatch
No effect from rare-earth metal deterrent on shark bycatch in a commercial pelagic longline trial Aurelie Cosandey Godin, Tonya Wimmer, John H. Wang, Boris Worm ABSTRACT: The indiscriminate capture of non-target organisms (bycatch) in commercial fisheries undermines the sustainable development of marine resources. In the Northwest Atlantic, blue sharks (Prionace glauca) account for most of
Reproductive biology and fisheries of mako and blue sharks in the Pacific Ocean
Insights into the reproductive biology and fisheries of two commercially exploited species, shortfin mako (Isurus oxyrinchus) and blue shark (Prionace glauca), in the south-east Pacific Ocean Carlos Bustamante, Michael B. Bennett ABSTRACT: In 2005 and 2010, 1241 Isurus oxyrinchus and 1153 Prionace glauca were collected from 178 longline sets in a ship-board observer programme in
Sandtiger shark bites angler in South Africa
Published on 17 Mar, 2013 at 9:10 in Attacks & Incidents | Viewed times | No Comments
By The National Sea Rescue Institute 16. March 2013 Angler assisted at De Mond “At 07h30, Saturday, 16th March, NSRI Agulhas volunteer sea rescue duty crew were activated following reports of an angler bitten by a shark at De Mond, 15 kilometers from Struisbaai, and reported to be unable to walk and losing blood. “Because
Washington closes sport-fishing for sixgill, sevengill and thresher sharks
Published on 16 Mar, 2013 at 14:51 in Sport fishing | Viewed times | 1 Comment
News Release Washington Department of Fish & Wildlife 15. March 2013 —————— Fish and Wildlife Commission amends four sportfishing rules OLYMPIA – The Washington Fish and Wildlife Commission modified the annual catch limit for white sturgeon and amended three other recently-adopted rules during a conference call today. The commission, a nine-member citizen panel appointed by
DNA Identification of Human Remains Obtained from a Tiger Shark
Published on January 31, 2013 DNA Identification of Human Remains Obtained from a Tiger Shark Sheria L. King, Shelley Johnson, Marisa Roe, Thomas Reynolds and Ellison E. Greenslade CASE SUMMARY : On September 4, 2010, a local investment banker caught a 12-foot tiger shark while on a deep-sea fishing trip off the coast of New
Marines adrift at sea for 3 days survive shark attack
Published on 15 Mar, 2013 at 22:50 in Attacks & Incidents | Viewed times | No Comments
MANILA, Philippines — Two Philippine Marines were rescued after drifting at sea for three days, during which they also survived an attack by “small” sharks. Privates First Class John Paul Mangaoang, 26, and Alvin Llovido, 28, both stationed at the Kalayaan Islands, were testing a boat engine when it conked out some 20 nautical
NOAA Shark Fin Guide
NOAA Technical Memorandum NMFS-SEFSC-643 Visual Identification of Fins from Common Elasmobranchs in the Northwest Atlantic Ocean Abercrombie, D.L., Chapman, D.D., Gulak, S.J.B., and Carlson, J.K March 2013 PDF – DOWNLOAD
Study on freshness of blue sharks landed in Japan
Published in March 2013 The market value of freshness: observations from the swordfish and blue shark longline fishery Gakushi Ishimura, Megan Bailey ABSTRACT: One important component in determining the market value of fish is freshness, essentially the time period from capture to consumer. By shortening the time from harvest to landing, freshness can be improved