Shark Year Magazine

05/03/2023

North Carolina: New State Record Thresher Shark
Press Release
North Carolina Department of Environmental Quality

Press Release North Carolina Department of Environmental Quality 09 February 2023 — — — — — — State certifies Common Thresher as new state record The N.C. Division of Marine Fisheries recently certified a new state record Common Thresher (Alopias vulpinus). MOREHEAD CITY The N.C. Divisio...

04/03/2023

Paper:
The effect of temperature on haemoglobin–oxygen binding affinity in regionally endothermic and ectothermic sharks

The effect of temperature on haemoglobin–oxygen binding affinity in regionally endothermic and ectothermic sharks Phillip R. Morrison, Diego Bernal, Chugey A. Sepulveda, Colin J. Brauner ABSTRACT: Haemoglobin (Hb)–O2 binding affinity typically decreases with increasing temperature, but several s...

04/03/2023

Paper:
Recreational fishery discard practices influence use of tidal estuary by a large marine mesopredator

Recreational fishery discard practices influence use of tidal estuary by a large marine mesopredator Joni Pini-Fitzsimmons, Nathan A. Knott, Culum Brown ABSTRACT: Context: It is common for recreational anglers to discard waste produced from filleting catches back into the water, which results in a h...

27/02/2023

Hong Kong Customs seizes over 1.2 tonnes of suspected scheduled dried shark fins
Press Release
Hong Kong Customs and Excise Department
18 February 2023

Press Release Hong Kong Customs and Excise Department 18 February 2023 — — — — — — — — Hong Kong Customs yesterday (February 17) seized over 1.2 tonnes of suspected scheduled dried shark fins of endangered species with an estimated market value of about $40 million at Hong Kong Inter...

27/02/2023

Paper:
One marine protected area is not enough: The trophic ecology of the broadnose sevengill shark (Notorynchus cepedianus) in the Southwest Atlantic

One marine protected area is not enough: The trophic ecology of the broadnose sevengill shark (Notorynchus cepedianus) in the Southwest Atlantic Manuela Funes, Agustín M. De Wysiecki, Nelson D. Bovcon, Andrés J. Jaureguizar, Alejo J. Irigoyen ABSTRACT: bioRxiv, DOI: 10.1101/2023.01.25.524777 SOURC...

27/02/2023

Paper:
Detecting Mediterranean White Sharks with Environmental DNA

Detecting Mediterranean White Sharks with Environmental DNA Jeremy F. Jenrette , Jennifer L. Jenrette, N. Kobun Truelove, Stefano Moro, Nick I. Dunn, Taylor K. Chapple, Austin J. Gallagher, Chiara Gambardella, Robert Schallert, Brendan D. Shea, David J. Curnick, Barbara A. Block, Francesco Ferretti....

27/02/2023

Paper:
First record of the cirripede Anelasma squalicola Darwin, 1852 (Pollicipedidae) in the Mediterranean Sea

First record of the cirripede Anelasma squalicola Darwin, 1852 (Pollicipedidae) in the Mediterranean Sea ALBA MARTÍN-LÁZARO, WOLF ISBERT, AIGÜES REPULLÉS-ALBEDA, CRISTINA GARCÍA-RUIZ, FRANCISCO E. MONTERO ABSTRACT: Anelasma squalicola Darwin 1852, is a barnacle that occurs on elasmobranchs from...

26/02/2023

Paper:
Conservation successes and challenges for wide-ranging sharks and rays

Conservation successes and challenges for wide-ranging sharks and rays Nathan Pacoureau, John K. Carlson, Holly K. Kindsvater, Nicholas K. Dulvy ABSTRACT: Overfishing is the most significant threat facing sharks and rays. Given the growth in consumption of seafood, combined with the compounding effe...

26/02/2023

Paper:
Almost nothing is known about the tiger shark in South Atlantic waters

Almost nothing is known about the tiger shark in South Atlantic waters Samuel Balanin, Rachel Ann Hauser-Davis, Eloísa Giareta, Patricia Charvet, Natascha Wosnick​ ABSTRACT: The tiger shark (Galeocerdo cuvier) has been relatively well assessed concerning biology and ecology aspects in both Atlant...

26/02/2023

Paper:
Inferring habitat use of the Pacific White Shark using vertebral chemistry

Inferring habitat use of the Pacific White Shark using vertebral chemistry John A. Mohan, Alfonsina E. Romo-Curiel, Sharon Z. Herzka, R. J. David Wells, Nathan R. Miller, Oscar Sosa-Nishizaki, Emiliano García-Rodríguez ABSTRACT: The conservation and management of highly migratory sharks relies on ...

26/02/2023

Paper:
Are shark teeth proxies for functional traits? A framework to infer ecology from the fossil record

Are shark teeth proxies for functional traits? A framework to infer ecology from the fossil record Jack A. Cooper, John N. Griffin, René Kindlimann, Catalina Pimiento ABSTRACT: Modern sharks have an evolutionary history of at least 250 million years and are known to play key roles in marine systems...

26/02/2023

Paper:
Half a century of rising extinction risk of coral reef sharks and rays

Half a century of rising extinction risk of coral reef sharks and rays C. Samantha Sherman, Colin A. Simpfendorfer, Nathan Pacoureau, Jay H. Matsushiba, Helen F. Yan, Rachel H. L. Walls, Cassandra L. Rigby, Wade J. VanderWright, Rima W. Jabado, Riley A. Pollom, John K. Carlson, Patricia Charvet, Ahm...

26/02/2023

Paper:
Forensic determination of shark species as predators and scavengers of sea turtles in Florida and Alabama, USA

Forensic determination of shark species as predators and scavengers of sea turtles in Florida and Alabama, USA Derek M. Aoki, Justin R. Perrault, Sarah L. Hoffmann, Jeffrey R. Guertin, Annie Page-Karjian, Brian A. Stacy, Dayv Lowry ABSTRACT: Sharks are the primary predator of large immature and matu...

26/02/2023

Paper:
Multifaceted effects of bycatch mitigation measures on target/non-target species for pelagic longline fisheries and consideration for bycatch management

Multifaceted effects of bycatch mitigation measures on target/non-target species for pelagic longline fisheries and consideration for bycatch management Daisuke Ochi, Kei Okamoto, Shintaro Ueno ABSTRACT: The pelagic longline fishery, in an effort to reduce bycatch of sea turtles, have developed and....

26/02/2023

Paper:
Umbrella terms conceal the sale of threatened shark species: A DNA barcoding approach

Umbrella terms conceal the sale of threatened shark species: A DNA barcoding approach Ashleigh E. Sharrad, Patrick Reis-Santos, Jeremy Austin, Bronwyn M. Gillanders ABSTRACT: Food fraud in the seafood industry is a growing concern, including the authenticity and provenance of seafood products that a...

26/02/2023

Paper:
Global hotspots of shark interactions with industrial longline fisheries

Global hotspots of shark interactions with industrial longline fisheries Echelle S. Burns, Darcy Bradley, Lennon R. Thomas ABSTRACT: Sharks are susceptible to industrial longline fishing due to their slow life histories and association with targeted tuna stocks. Identifying fished areas with high sh...

26/02/2023

Paper:
Global tracking of shark movements, behaviour and ecology: A review of the renaissance years of satellite tagging studies, 2010–2020

Global tracking of shark movements, behaviour and ecology: A review of the renaissance years of satellite tagging studies, 2010–2020 Samantha Renshaw, Neil Hammerschlag, Austin J. Gallagher, Nicolas Lubitz, David W. Sims ABSTRACT: Satellite telemetry as a tool in marine ecological research continu...

26/02/2023

Paper:
Teeth outside the mouth: The evolution and development of shark denticles

Teeth outside the mouth: The evolution and development of shark denticles Rory L. Cooper, Ella F. Nicklin, Liam J. Rasch, Gareth J. Fraser ABSTRACT: Vertebrate skin appendages are incredibly diverse. This diversity, which includes structures such as scales, feathers, and hair, likely evolved from a....

31/12/2022

South Africa: Diver bitten by shark at Shelly Beach, KZN
News Release
Mi7 National Group
30. December 2022

News Release Mi7 National Group 30. December 2022 —– —– —- Local Diver Attacked by Shark at Shelly Beach Earlier this morning, at about 09h30, Mi7 National Group’s Emergency Medical Services received information regarding a suspected shark attack in the Shelly Beach area. Mi7 medics were...

30/12/2022

Paper:
Blue shark (Prionace glauca) occurrence and relative abundance in the western South Atlantic Ocean influenced by spatiotemporal variability, environmental variables, and oceanographic processes

Blue shark (Prionace glauca) occurrence and relative abundance in the western South Atlantic Ocean influenced by spatiotemporal variability, environmental variables, and oceanographic processes Maria Rondon-Medicci, Luis G. Cardoso, Bruno Mourato, L. Dalla Rosa ABSTRACT: The aim of this study was to...

30/12/2022

Paper:
Literature, social media and questionnaire surveys identify relevant conservation areas for Carcharhinus species in the Mediterranean Sea

Literature, social media and questionnaire surveys identify relevant conservation areas for Carcharhinus species in the Mediterranean Sea Carlo Cattano, Antonio Calò, Giorgio Aglieri, Petra Cattano, Manfredi Di Lorenzo, Desirèe Grancagnolo, Debora Lanzarone, Elena Principato, Davide Spatafora, Gab...

30/12/2022

Paper:
New records of elasmobranchs (Vertebrata: Elasmobranchii) from the southwestern Gulf of Mexico

New records of elasmobranchs (Vertebrata: Elasmobranchii) from the southwestern Gulf of Mexico Luis Fernando Del Moral-Flores, María Belén González-Pérez, Armando T. Wakida-Kusunoki, Adriana Martínez-Guevara, Guadalupe del Rosario Vleeshower-Hernández, Nissi Mariane Rodríguez-Rentería ABSTRA...

28/12/2022

Video: Great white shark caught in Tunisia, Dec 2022
The video was uploaded by “sayada zamen” on December 22nd, 2022.
This male Great white shark (Carcharodon carcharias) was reportedly caught in the waters off Monastir, located in eastern Tunisia. The shark measured over 5 metres in length (estimated 2 tons in weight).

The video was uploaded by “sayada zamen” on December 22nd, 2022. This male Great white shark (Carcharodon carcharias) was reportedly caught in the waters off Monastir, located in eastern Tunisia. The shark measured over 5 metres in length (estimated 2 tons in weight).

28/12/2022

NSW: Maximum protections in place against sharks this beach season
Media Release
Minister for Agriculture and Western NSW, Australia

Media Release Minister for Agriculture and Western NSW, Australia 16. December 2022 — — — — — The NSW Government is ramping up its shark management measures ahead of a busy summer season, today launching four Rapid Response Vessels that will be ready for action over the coming months. Mini...

28/12/2022

PARALLEL INVESTIGATIONS CHARACTERIZE MAUI SHARK INCIDENT
News Release
Department of Land and Natural Resources, Hawaii

News Release Department of Land and Natural Resources, Hawaii 16. December 2022 — — — — — Social Media Commenters Asked to Think Before Posting (WAILUKU) – Collaborative investigations by the Maui Police Department (MPD), and the DLNR Division of Conservation and Resources Enforcement (D...

28/12/2022

Paper:
First evidence of population genetic structure of the deep-water blackmouth catshark Galeus melastomus Rafinesque, 1810

First evidence of population genetic structure of the deep-water blackmouth catshark Galeus melastomus Rafinesque, 1810 Diego M. Vazquez, Cynthia A. Awruch, Luis O. Lucifora, Juan M. Díaz de Astarloa, Ezequiel Mabragaña ABSTRACT: Among the main measures adopted to reduce anthropogenic impacts on e...

28/12/2022

Paper:
Embryonic development timeline in skates (Chondrichthyes: Rajiformes): Sympterygia acuta as the first case study in the family Arhynchobatidae

Embryonic development timeline in skates (Chondrichthyes: Rajiformes): Sympterygia acuta as the first case study in the family Arhynchobatidae Diego M. Vazquez, Cynthia A. Awruch, Luis O. Lucifora, Juan M. Díaz de Astarloa, Ezequiel Mabragaña ABSTRACT: Oviparous elasmobranch embryos (Chondrichthye...

28/12/2022

Paper:
Interspecific foraging association of a nurse shark (Ginglymostoma cirratum) with bottlenose dolphins (Tursiops truncatus)

Interspecific foraging association of a nurse shark (Ginglymostoma cirratum) with bottlenose dolphins (Tursiops truncatus) Connor F. White, Harold. L. Pratt Jr., Theo C. Pratt, Nicholas M. Whitney ABSTRACT: Animals sometimes forage in mixed species groups, where an individual of a “follower” spe...

28/12/2022

Electric pulses save sharks from fishing hooks
News Release
University of Exeter
21. November 2022

28/12/2022

Paper:
Efficacy of a novel shark bycatch mitigation device in a tuna longline fishery

Efficacy of a novel shark bycatch mitigation device in a tuna longline fishery Philip D. Doherty, Robert Enever, Lucy C.M. Omeyer, Lydia Tivenan, Grant Course, Guy Pasco, David Thomas, Ben Sullivan, Ben Kibel, Pete Kibel, Brendan J. Godley SUMMARY: Elasmobranchs (sharks, rays, and skates) are caught...