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 →

New paper on amino acid isotope analysis (Ohkouchi et al., Organic Geochemsitry)

Advances in the application of amino acid nitrogen isotopic analysis in ecological and biogeochemical studies Naohiko Ohkouchi1,*, Yoshito Chikaraishi1,13, Hilary G. Close2, Brian Fry3, Thomas Larsen4, Daniel J. Madigan5, Matthew D. McCarthy6, Kelton W. McMahon7, Toshi Nagata8, Yuichi I. Naito1,14, Nanako O. Ogawa1, Brian N. | Click for More →

Bio-physical interactions on a coral reef island (Leichter et al., Oceanography)

Biological and Physical Interactions on a Tropical Island Coral Reef: Transport and Retention Processes on Moorea, French Polynesia Leichter, J.J., Alldredge, A.L., Bernadi, G., Brooks, A.J., Carlson, C.A., Carpenter, R.C., Edmunds, P.J., Fewings, M.R., Hanson, K.M., Holbrook, S.J., Hench, J.L., Nelson, C.E., Schmitt, R.J., Toonen, | Click for More →

Formation and maintenance of high-nitrate, low pH layers (Waite et al., Biogeosciences)

Formation and maintenance of high-nitrate, low pH layers in the eastern Indian Ocean and the role of nitrogen fixation A. M. Waite, V. Rossi, M. Roughan, B. Tilbrook, P. A. Thompson, M. Feng, A. S. J. Wyatt, and E. J. Raes We investigated the biogeochemistry of low dissolved oxygen high-nitrate (LDOHN) layers forming against the backdrop of several | Click for More →

DON isotopes over a coral reef (Thibodeau et al., Coral Reefs)

Heterogeneous dissolved organic nitrogen supply over a coral reef: first evidence from nitrogen stable isotope ratios B. Thibodeau, T. Miyajima, I. Tayasu, A. S. J. Wyatt, A. Watanabe, N. Morimoto, C. Yoshimizu, T. Nagata Dissolved organic nitrogen (DON) potentially plays a major role in sustaining | Click for More →

Coral reef POM dynamics (Wyatt et al., L&O)

Particulate nutrient fluxes over a fringing coral reef: Source-sink dynamics inferred from carbon to nitrogen ratios and stable isotopes Alex S. J. Wyatt, Ryan J. Lowe, Stuart Humphries and Anya M. Waite We examined spatial and temporal variations in particulate organic matter (POM) dynamics over a | 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 →

Coral reef nutrient dynamics (Wyatt et al., L&O)

Oceanographic forcing of nutrient uptake and release over a fringing coral reef Alex S. J. Wyatt, James L. Falter, Ryan J. Lowe, Stuart Humphries and Anya M. Waite Nitrate and nitrite (NOx) and phosphate (PO4) dynamics over Ningaloo Reef, Western Australia, are shown to depend on | Click for More →

Organic Matter Release by Benthic Primary Producers (Haas et al., PLoS One)

Effects of Coral Reef Benthic Primary Producers on Dissolved Organic Carbon and Microbial Activity Andreas F. Haas, Craig E. Nelson, Linda Wegley Kelly, Craig A. Carlson, Forest Rohwer, James J. Leichter, Alex Wyatt, Jennifer E. Smith Benthic primary producers in marine ecosystems may significantly alter | Click for More →

Picoplankton and virus uptake by a coral reef (Patten et al., Coral Reefs)

Uptake of picophytoplankton, bacterioplankton and virioplankton by a fringing coral reef community (Ningaloo Reef, Australia) Nicole L. Patten, Alex S.J. Wyatt, Ryan J. Lowe, Anya M. Waite We examined the importance of picoplankton and virioplankton to reef trophodynamics at Ningaloo Reef, (north-western Australia), in May | Click for More →