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Novel use of pop-up satellite archival telemetry in sawsharks
Novel use of pop-up satellite archival telemetry in sawsharks: insights into the movement of the common sawshark Pristiophorus cirratus (Pristiophoridae) Patick J. Burke, Johann Mourier, Troy F. Gaston, Jane E. Williamson ABSTRACT: Background Understanding movement patterns of a species is vital for optimising conservation and management strategies. This information is often difficult to obtain in
Understanding Sharks in Hawaiian Culture
Pua ka wiliwili, nanahu ka manō: Understanding Sharks in Hawaiian Culture Noelani Puniwai ABSTRACT: Kanaka Maoli (Indigenous Hawaiians) are blessed with a written literature that documents observations and relationships with their environment in the form of chants, stories, and genealogies passed down orally for centuries. These literatures connect them to their ancestral knowledge and highlight
Age, Growth, and Sexual Maturity of the Crocodile Shark
Age, Growth, and Sexual Maturity of the Crocodile Shark, Pseudocarcharias kamoharai, From the Eastern Atlantic Ocean Richard Kindong, Haozhan Wang, Feng Wu, Xiaojie Dai, Siquan Tian ABSTRACT: To better manage fish stocks, fisheries scientists use various data, including age and growth, to inform stock assessments and provide management advice. However, many non-targeted species, important to
The power struggle: assessing interacting global change stressors via experimental studies on sharks
The power struggle: assessing interacting global change stressors via experimental studies on sharks Ian A. Bouyoucos, Sue-Ann Watson, Serge Planes, Colin A. Simpfendorfer, Gail D. Schwieterman, Nicholas M. Whitney & Jodie L. Rummer ABSTRACT: Ocean warming and acidification act concurrently on marine ectotherms with the potential for detrimental, synergistic effects; yet, effects of these stressors
Discover Qatar Launches ‘Whale Sharks of Qatar’ Expedition
Published on 9 Dec, 2020 at 13:52 in General News | Viewed times | No Comments
Press Release Qatar Airways 07. December 2020 — — — — — — — — — — Discover Qatar Announces the Launch of its Very First Expedition Cruise The ‘Whale Sharks of Qatar’ expedition cruise will provide guests with a unique opportunity to observe one of the world’s largest gathering of the world’s biggest fish
Inferring Life History Characteristics of the Oceanic Whitetip Shark From Vertebral Bomb Radiocarbon
Inferring Life History Characteristics of the Oceanic Whitetip Shark Carcharhinus longimanus From Vertebral Bomb Radiocarbon Michelle S. Passerotti, Allen H. Andrews, Lisa J. Natanson ABSTRACT: Oceanic whitetip sharks Carcharhinus longimanus are a cosmopolitan epipelagic species that was once prolific throughout the tropics and subtropics but was recently listed as Critically Endangered by the International Union
Angel sharks: A review of biological knowledge and exploitation
Angel sharks (Squatinidae): A review of biological knowledge and exploitation Jim R. Ellis, Joanna Barker, Sophy R. McCully Phillips, Eva K. M. Meyers, Michelle Heupel ABSTRACT: Angel sharks (Squatina spp.) are distributed in warm temperate to tropical waters around the world. Many species occur in shelf seas and exhibit seasonal inshore‐offshore migrations, moving inshore to
Cell culture-based karyotyping of orectolobiform sharks for chromosome-scale genome analysis
Cell culture-based karyotyping of orectolobiform sharks for chromosome-scale genome analysis Yoshinobu Uno, Ryo Nozu, Itsuki Kiyatake, Nobuyuki Higashiguchi, Shuji Sodeyama, Kiyomi Murakumo, Keiichi Sato, Shigehiro Kuraku ABSTRACT: Karyotyping, traditionally performed using cytogenetic techniques, is indispensable for validating genome assemblies whose sequence lengths can be scaled up to chromosome sizes using modern methods. Karyotype reports of
Shark Warning Signs up at Maui’s Honolua Bay after Morning Incident
Published on 9 Dec, 2020 at 9:23 in Attacks & Incidents | Viewed times | No Comments
News Release Department of Land and Natural Resources (DLNR) 08. December 2020 — — — — — — — — — — — (HONOLULU) – Shark warning signs are up on either side of Honolua Bay after a man encountered a shark this morning. The signs are placed, one mile on either side of the
Surfer Suffers Non-Life Threating Injuries after Shark Bite
Published on 9 Dec, 2020 at 9:11 in Attacks & Incidents | Viewed times | No Comments
Press Release City of Seaside, Ore. 06. December 2020 —- —– —- —- —- —- —- On Sunday, December 6, 2020 at approximately 3:26 p.m., Seaside Fire & Rescue was dispatched to a report of a shark bite victim in the area of the Seaside Cove. Both Seaside Fire and a local Medix crew arrived at
Shark fins: Call for evidence on protecting endangered shark species launches
Published on 8 Dec, 2020 at 11:19 in Conservation & Fishery, Front Page, Shark Trade | Viewed times | No Comments
Press Release UK Department for Environment, Food & Rural Affairs The Rt Hon Lord Zac Goldsmith 06. December 2020 — — — — — — — — — — — Government launches call for evidence on shark fin trade to look at the impact of stricter controls Greater protections for species of sharks will be
Variation of body condition and plasma energy substrates with life stage, sex, and season in wild‐sampled nurse sharks
Variation of body condition and plasma energy substrates with life stage, sex, and season in wild‐sampled nurse sharks Ginglymostoma cirratum Shannon G. Moorhead, Austin J. Gallagher, Liza Merly, Neil Hammerschlag ABSTRACT: Reported here are the relationships among morphological (i.e., body condition) and biochemical (i.e., plasma concentrations of triglycerides, cholesterol, free fatty acids, and ketone bodies
A new synapomorphy in the pelvic girdle reinforces a close relationship of Zanobatus and Myliobatiformes
A new synapomorphy in the pelvic girdle reinforces a close relationship of Zanobatus and Myliobatiformes (Chondrichthyes: Batoidea) João Paulo Capretz Batista da Silva, Thiago Silva Loboda, Ricardo de Souza Rosa ABSTRACT: The rays of the order Myliobatiformes present several diagnostic characters, the most striking one being the presence of a serrated sting on the dorsal
The current knowledge gap on metallothionein mediated metal-detoxification in Elasmobranchs
The current knowledge gap on metallothionein mediated metal-detoxification in Elasmobranchs Rachel Ann Hauser-Davis ABSTRACT: Elasmobranchs are particularly vulnerable to environmental contamination, especially pollutants that may bioaccumulate and biomagnify, throughout the trophic web, such as metals. However, Elasmobranch management and conservation plans are challenging, and this group is often neglected regarding ecotoxicological analyses, particularly concerning metal
Mercury screening in highly consumed sharpnose sharks
Mercury screening in highly consumed sharpnose sharks (Rhizoprionodon lalandii and R. porosus) caught artisanally in southeastern Brazil Catarina Amorim-Lopes, Isabel Q. Willmer, Nathan L. F. Araujo, Lucia Helena S. de S. Pereira, Fernanda Monteiro, Rafael C. C. Rocha, Tatiana D. Saint’Pierre, Luciano N. dos Santos, Salvatore Siciliano, Marcelo Vianna, Rachel Ann Hauser-Davis ABSTRACT: Sharpnose sharks