Scientific Papers

First record of spine malformation of the round stingray off Baja California Sur, México

First record of spine malformation of the round stingray off Baja California Sur, México

Published on 01. August 2016 First record of spine malformation of the round stingray Urobatis halleri off the Western Coast of Baja California Sur, México M. R. Ochoa-Díaz, J. Rodriguez-Romero, J. López-Martínez, M. C. Maldonado-García ABSTRACT: Background Malformations of the Round stingray Urobatis hallerii, Cooper 1863 captured off the southwestern coast of Baja California Sur,

Observations of newborn blue sharks in shallow inshore waters of the north-east Atlantic Ocean

Observations of newborn blue sharks in shallow inshore waters of the north-east Atlantic Ocean

Published on 27. July 2016 Observations of newborn blue sharks Prionace glauca in shallow inshore waters of the north-east Atlantic Ocean R. Bañón, T. Maño, G. Mucientes ABSTRACT: The anomalous presence of numerous blue shark Prionace glauca neonates and juveniles in shallow inshore waters of Galicia, north-west Spain, during the summers of 2014 and 2015

Observations on the biological traits of the rare shark Oxynotus centrina in the Hellenic Seas

Observations on the biological traits of the rare shark Oxynotus centrina in the Hellenic Seas

Published on 27. July 2016 Observations on the biological traits of the rare shark Oxynotus centrina (Chondrichthyes: Oxynotidae) in the Hellenic Seas V. Kousteni and P. Megalofonou ABSTRACT: New records of the rare angular rough shark Oxynotus centrina from the Hellenic Seas are presented. Its occurrence is reported for the first time in the Corinthian

The Effect of Background Music in Shark Documentaries on Viewers’ Perceptions of Sharks

The Effect of Background Music in Shark Documentaries on Viewers’ Perceptions of Sharks

Published on 03. August 2016 The Effect of Background Music in Shark Documentaries on Viewers’ Perceptions of Sharks Andrew P. Nosal, Elizabeth A. Keenan, Philip A. Hastings, Ayelet Gneezy ABSTRACT : Despite the ongoing need for shark conservation and management, prevailing negative sentiments marginalize these animals and legitimize permissive exploitation. These negative attitudes arise from

Acroteriobatus omanensis, a new guitarfish from the Gulf of Oman

Acroteriobatus omanensis, a new guitarfish from the Gulf of Oman

Published on 27. July 2016 Acroteriobatus omanensis (Batoidea: Rhinobatidae), a new guitarfish from the Gulf of Oman Last, P.R., Henderson, A.C., Naylor, G.J.P. ABSTRACT : The recently resurrected genus Acroteriobatus is represented in the western Indian Ocean by eight species, including a new guitarfish Acroteriobatus omanensis sp. nov. This small species (reaching ~60 cm TL)

A revised classification of the family Dasyatidae based on new morphological and molecular insights

A revised classification of the family Dasyatidae based on new morphological and molecular insights

Published on 21. July 2016 A revised classification of the family Dasyatidae (Chondrichthyes: Myliobatiformes) based on new morphological and molecular insights Last, P.R., Naylor, G.J.P., Manjaji-Matsumoto, B.M. ABSTRACT : The higher-level taxonomy of the stingrays (Dasyatidae) has never been comprehensively reviewed. Recent phylogenetic studies, supported by morphological data, have provided evidence that the group is

An integrated mark-recapture and genetic approach to estimate the population size of white sharks in South Africa

An integrated mark-recapture and genetic approach to estimate the population size of white sharks in South Africa

Published on 23. June 2016 An integrated mark-recapture and genetic approach to estimate the population size of white sharks in South Africa Sara Andreotti, Michael Rutzen, Stéfan van der Walt, Sophie Von der Heyden, Romina Henriques, Michael Meÿer, Herman Oosthuizen, Conrad A. Matthee ABSTRACT : The loss of apex marine predators has been reported to

New record of Zameus squamulosus in the Southern Gulf of Mexico

New record of Zameus squamulosus in the Southern Gulf of Mexico

Published on 15. July 2016 New record of Zameus squamulosus (Chondrichthyes: Squaliformes: Somniosidae) in the Southern Gulf of Mexico Eduardo Villalobos, Armando Martínez, Christian Lambarri and Héctor Espinosa ABSTRACT : Zameus squamulosus is a somniosid shark with a patchy world-wide distribution that has been reported throughout the Atlantic, Indian, western, north, central and south-eastern Pacific

Feeding patterns of two sympatric shark predators in coastal ecosystems of an oceanic island

Feeding patterns of two sympatric shark predators in coastal ecosystems of an oceanic island

Published online on 19. July 2016 Feeding patterns of two sympatric shark predators in coastal ecosystems of an oceanic island Clément Trystram, Karyne Rogers, Marc Soria, Sébastien Jaquemet ABSTRACT : Stomach contents and stable carbon and nitrogen isotope analyses (δ13C and δ15N) were used to investigate the trophic ecology of two apex predators, tiger sharks

Transboundary movements, unmonitored fishing mortality, and ineffective international fisheries management pose risks for pelagic sharks in the Northwest Atlantic

Transboundary movements, unmonitored fishing mortality, and ineffective international fisheries management pose risks for pelagic sharks in the Northwest Atlantic

Published online on 20. June 2016 Transboundary movements, unmonitored fishing mortality, and ineffective international fisheries management pose risks for pelagic sharks in the Northwest Atlantic Steven E. Campana ABSTRACT : The shortfin mako (Isurus oxyrinchus), porbeagle (Lamna nasus), and blue shark (Prionace glauca) are three frequently caught shark species in the northwestern Atlantic Ocean. Satellite

Population structure of a whale shark aggregation in the Red Sea

Population structure of a whale shark aggregation in the Red Sea

Published online on 11. July 2016 Population structure of a whale shark Rhincodon typus aggregation in the Red Sea J. E. M. Cochran, R. S. Hardenstine, C. D. Braun, G. B. Skomal, S. R. Thorrold, K. Xu, M. G. Genton, M. L. Berumen ABSTRACT : The presence of whale sharks Rhincodon typus were recorded around

Vulnerability to longline fisheries of three hammerhead shark species in the Atlantic Ocean

Vulnerability to longline fisheries of three hammerhead shark species in the Atlantic Ocean

Published online on 28. June 2016 Vulnerability to longline fisheries of three hammerhead shark Sphyrna species in the south-western and equatorial Atlantic Ocean N. P. A. Bezerra, P. Travassos, F. H. V. Hazin ABSTRACT : Catch and effort data from 29 418 longline sets from Brazilian tuna longline vessels operating in the south-western and equatorial

Oxytetracycline age validation of an adult shortfin mako shark after 6 years at liberty

Oxytetracycline age validation of an adult shortfin mako shark after 6 years at liberty

Published online on 20. June 2016 Oxytetracycline age validation of an adult shortfin mako shark Isurus oxyrinchus after 6 years at liberty M. J. Kinney, R. J. D. Wells, S. Kohin ABSTRACT : This study presents findings on an oxytetracycline injected adult male shortfin mako Isurus oxyrinchus recaptured in waters off of southern California after 6 years

Aversive responses of captive sandbar sharks to strong magnetic fields

Aversive responses of captive sandbar sharks to strong magnetic fields

Published online on 20. June 2016 Aversive responses of captive sandbar sharks Carcharhinus plumbeus to strong magnetic fields A. Siegenthaler, P. R. W. Niemantsverdriet, M. Laterveer, I. M. A. Heitkönig ABSTRACT : This experimental study focused on the possible deterrent effect of permanent magnets on adult sandbar sharks Carcharhinus plumbeus. Results showed that the presence

Squatina david , A New Southern Caribbean Species of Angel Shark

Squatina david , A New Southern Caribbean Species of Angel Shark

Published on 05. July 2016 A New Southern Caribbean Species of Angel Shark (Chondrichthyes, Squaliformes, Squatinidae), Including Phylogeny and Tempo of Diversification of American Species Arturo Acero P., José J. Tavera , Rafael Anguila, Luis Hernández ABSTRACT : A new species of Squatina, S. david, is described from the Colombian Caribbean. The new species differs