November, 2014

Shark bite incident reported at Mandurah, Western Australia

Shark bite incident reported at Mandurah, Western Australia

Media Release Department of Fisheries, Western Australia 29. November  2014 ——————— Beaches closed after shark bite reported at Mandurah The Department of Fisheries is advising water users that beaches either side of the groyne at Pyramids Beach, Mandurah, have been closed by the City of Mandurah, following a shark bite reported to have occurred this

New Molecular Tools for the Identification of 2 Endangered Smooth-Hound Sharks

New Molecular Tools for the Identification of 2 Endangered Smooth-Hound Sharks

Published on 25. November 2014 New Molecular Tools for the Identification of 2 Endangered Smooth-Hound Sharks, Mustelus mustelus and Mustelus punctulatus Ilaria A. M. Marino, Emilio Riginella, Alessia Cariani, Fausto Tinti, Edward D. Farrell, Carlotta Mazzoldi, Lorenzo Zane ABSTRACT: The smooth-hounds represent a significant proportion of the elasmobranch catch in the Adriatic basin of the

Long-term body pigmentation changes on a manta ray

Long-term body pigmentation changes on a manta ray

Published on 24. November 2014 Long-term body pigmentation changes on a manta ray (Mobulidae) Csilla Ari ABSTRACT: Manta rays (genus Manta) are listed as vulnerable on the IUCN Red List based partly on population studies that use body coloration and ventral spot patterns to identify and count individuals, as a result of such patterns being

Arctic skate preys on remarkably large glacial eelpouts

Arctic skate preys on remarkably large glacial eelpouts

Published on 21. November 2014 Arctic skate Amblyraja hyperborea preys on remarkably large glacial eelpouts Lycodes frigidus I. Byrkjedal, J. S. Christiansen, O. V. Karamushko, G. Langhelle, A. Lynghammar ABSTRACT: During scientific surveys on the continental slopes north-west of Spitsbergen and off north-east Greenland (c. 600 and 1000 m depths), two female Arctic skates Amblyraja hyperborea

South Australia: 10-year licence extensions offered to shark dive operators

South Australia: 10-year licence extensions offered to shark dive operators

News Release Jay Weatherill, Premier of South Australia Leon Bignell, Minister for Tourism Ian Hunter, Minister for Sustainability, Environment and Conservation 25. November 2014 ————————— Shark cage diving extension to create more tourism jobs Australia’s shark cage diving industry is set to boom, with the announcement of extended licences for operators at Port Lincoln. In

Residency patterns and movements of grey reef sharks in semi-isolated coral reef habitats

Residency patterns and movements of grey reef sharks in semi-isolated coral reef habitats

Published on 16. November 2014 Residency patterns and movements of grey reef sharks (Carcharhinus amblyrhynchos) in semi-isolated coral reef habitats Mario Espinoza, Michelle. R. Heupel, Andrew J. Tobin, Colin A. Simpfendorfer ABSTRACT: The degree of reef isolation may limit the frequency of long-range dispersals in reef-associated sharks. Therefore, understanding how the behaviour and spatial ecology

Philippines seeks ban on killing and trading of sharks and rays

Philippines seeks ban on killing and trading of sharks and rays

Press Release House of Representatives of the Philippines 25. November 2014 —————————- P1M-penalty and 12 year-imprisonment for killing sharks and rays   Writer: Jazmin S. Camero, Media Relations Service-PRIB The House of Representatives has approved on second reading a measure banning the catching, selling, purchasing, possessing, transporting, importing and exporting of all sharks and rays

Eco-Shark barrier back at Coogee beach on a three year trial basis

Eco-Shark barrier back at Coogee beach on a three year trial basis

Media Release City of Cockburn 25. November 2014 ————————- Eco-Shark barrier re-installed in time for summer The Eco-Shark Barrier is being re-installed at Coogee Beach this morning after Council voted in October to fund the barrier on a three year trial basis. The City sought funding from the State Government to contribute to the $85,000

Ontogenetic migration of a female scalloped hammerhead shark in the Gulf of California

Ontogenetic migration of a female scalloped hammerhead shark in the Gulf of California

Published on 26. November 2014 Ontogenetic migration of a female scalloped hammerhead shark Sphyrna lewini in the Gulf of California E Mauricio Hoyos-Padilla, James T Ketchum, A Peter Klimley, Felipe Galván-Magaña ABSTRACT: Background Little information exists on the vertical and horizontal movements of juvenile scalloped hammerhead sharks (Sphyrna lewini). Measurements of the sizes of juveniles

Assessing the potential biases of ignoring sexual dimorphism and mating mechanism in using a single-sex demographic model: the mako shark

Assessing the potential biases of ignoring sexual dimorphism and mating mechanism in using a single-sex demographic model: the mako shark

Published on 21. November 2014 Assessing the potential biases of ignoring sexual dimorphism and mating mechanism in using a single-sex demographic model: the shortfin mako shark as a case study Wen-Pei Tsai, Kwang-Ming Liu, André E. Punt, Chi-Lu Sun ABSTRACT: Most demographic models explicitly track the dynamics of a single sex. However, single-sex models may

Mitogenomics of the Speartooth Shark challenges ten years of control region sequencing

Mitogenomics of the Speartooth Shark challenges ten years of control region sequencing

Published on 19. November 2014 Mitogenomics of the Speartooth Shark challenges ten years of control region sequencing Pierre Feutry, Peter M Kyne, Richard D Pillans, Xiao Chen, Gavin JP Naylor, Peter M Grewe ABSTRACT (provisional) : BackgroundMitochondrial DNA markers have long been used to identify population boundaries and are now a standard tool in conservation

First photographic records of the giant manta ray off eastern Australia

First photographic records of the giant manta ray off eastern Australia

Published on 31. October 2014 First photographic records of the giant manta ray Manta birostris off eastern Australia Lydie I. E. Couturier​, Fabrice R. A. Jaine, Tom Kashiwagi ABSTRACT: We present the first photographic evidence of the presence of the giant manta ray Manta birostris in east Australian waters. Two individuals were photographed off Montague

Noteworthy Shark Records from Mediterranean and European Atlantic Waters – May 2014 to October 2014

Noteworthy Shark Records from Mediterranean and European Atlantic Waters – May 2014 to October 2014

Helmut Nickel (mail), Shark Year Magazine, 21. November 2014 The following list provides a supplement and continuation of our previous post from 12. May 2014 Noteworthy Shark Records from Mediterranean and European Waters – September 2013 to April 2014   Details on each specimen in descending chronological order : Although all entries have been carefully

Stock assessment of sharks in the northern part (Iranian waters) of the Persian Gulf

Stock assessment of sharks in the northern part (Iranian waters) of the Persian Gulf

Published online on 30. October 2014 Stock assessment of sharks in the northern part (Iranian waters) of the Persian Gulf Nassir Niamaimandi, Toraj Valinassab, Gholam-Abbas Zarshenas ABSTRACT: This study was analyzed the annual catch and trawl survey data of sharks in the northern part of the Persian Gulf (26˚30΄ to 30˚00΄N and 49˚00΄ to 56˚00΄E)

Species diversity of the deep-water gulper sharks in North Atlantic waters

Species diversity of the deep-water gulper sharks in North Atlantic waters

Published online on 12. November 2014 Species diversity of the deep-water gulper sharks (Squaliformes: Centrophoridae: Centrophorus) in North Atlantic waters – current status and taxonomic issues Ana Veríssimo, Charles F. Cotton, Robert H. Buch, Javier Guallart, George H. Burgess ABSTRACT: The gulper sharks (genus Centrophorus) are a group of deep-water benthopelagic sharks with a worldwide