Chemically unravelling mysteries surrounding the world’s largest fish

Foraging, starvation and herbivory in the globally threatened whale shark Whale sharks, filter feeding sharks that travel tropical oceans in search of their microscopic prey, are globally threatened. Despite being the world’s largest fish, reaching over 12 m in length and 21 tonnes, many facets | Click for More →

Global analysis reveals how sharks travel the oceans to find food

A major international collaboration, including AORI researcher Dr. Alex Wyatt and authors from 20 other countries, could help global efforts to overturn recent declines in the world’s shark population by providing greater insight into the feeding habits of the world’s most misunderstood fish. Led by | Click for More →

New paper on the trophic geography of sharks (Bird et al., Nature Ecology & Evolution)

A global perspective on the trophic geography of sharks Christopher S. Bird 1,71*, Ana Veríssimo2,3, Sarah Magozzi1, Kátya G. Abrantes4, Alex Aguilar5, Hassan Al-Reasi6, Adam Barnett4, Dana M. Bethea7,72, Gérard Biais8, Asuncion Borrell 5, Marc Bouchoucha9, Mariah Boyle10, Edward J. Brooks11, Juerg Brunnschweiler12, Paco Bustamante | Click for More →

Adding to our isotope axes @ IsoEcol 2016 (Dr Wyatt)

Amino acid and radiocarbon insights from captive whale sharks Alex S.J. WYATT1*, Rui Matsumoto2, Yoshito Chikaraishi3, Yosuke Miyari1, Yusuke Yokoyama1, Keiichi Sato2, Nao Ohkouchi3, Toshi Nagata1 1Atmosphere and Ocean Research Institute, The University of Tokyo, Kashiwa, Chiba, JAPAN 2Okinawa Churaumi Aquarium, Motobu, Okinawa, JAPAN 3Japan Agency | Click for More →

Reef fish trophodynamics (Wyatt et al., Coral Reefs)

Stable isotope analysis reveals community-level variation in fish trophodynamics across a fringing coral reef A. S. J. Wyatt, A. M. Waite, S. Humphries In contrast to trophodynamic variations, the marked zonation in physical and biological processes across coral reefs and the concomitant changes in habitat | Click for More →

Reef fish discrimination (Wyatt et al., PLoS One)

Variability in Isotope Discrimination Factors in Coral Reef Fishes: Implications for Diet and Food Web Reconstruction Alex S.J. Wyatt, Stuart Humphries, Anya M. Waite Interpretation of stable isotope ratios of carbon and nitrogen (δ13C and δ15N) is generally based on the assumption that with each | Click for More →