Article
Ecology
Stephen R. Wing, Leonardo M. Durante, Alex J. Connolly, Amandine J. M. Sabadel, Lucy C. Wing
Summary: The study aimed to investigate the long-term effects of exploitation and changes in organic matter sources on marine food web trophic structure. The results suggested declines in organic matter contribution from kelps and increases in trophic levels of mesopredatory fishes. This data provides insights into the bioenergetics of fish communities in response to exploitation and environmental changes.
GLOBAL ECOLOGY AND BIOGEOGRAPHY
(2022)
Article
Engineering, Marine
Jeffrey W. Short, Christine M. Voss, Maria L. Vozzo, Vincent Guillory, Harold J. Geiger, James C. Haney, Charles H. Peterson
Summary: The 2010 Deepwater Horizon blowout led to an unprecedented recruitment of Gulf menhaden, resulting in increased competition among the fish due to the loss of their predator species. This led to poor physiological conditions and low lipid content, particularly in areas with high recruitment. Trophodynamic comparisons showed the dominant role of Gulf menhaden in the food web, with implications of a trophic cascade and negative impacts on predators. Incorporating such cascading effects in damage assessment models can improve predictions and recovery strategies for major oil spills.
JOURNAL OF MARINE SCIENCE AND ENGINEERING
(2021)
Article
Fisheries
Rodrigo Savio Teixeira de Moura, Ronaldo Angelini, Gustavo Gonzaga Henry-Silva
Summary: Knowledge of the trophic web structure and control mechanisms in semiarid tropical reservoirs can help manage these environments better. By studying Brazilian semiarid reservoirs, this paper found that detritivory played a more critical role than herbivory. Piscivorous fish, especially Hoplias malabaricus and Cichla monoculus, had the greatest trophic impact on fish at the intermediate trophic level.
Article
Environmental Sciences
Barbara Zorica, Daria Ezgeta-Balic, Olja Vidjak, Vedran Vuletin, Marija Sestanovic, Igor Isajlovic, Vanja Cikes Kec, Nedo Vrgoc, Chris Harrod
Summary: The study examined how the trophic ecology of nine economically important marine taxa varied across three distinct areas of the Adriatic Sea. The results showed that although there were spatial differences in what each species consumed, each species fed at a similar trophic position across locations, indicating a similar ecological function. The study also provided a first estimate of the predator-prey body mass ratio for this area.
FRONTIERS IN MARINE SCIENCE
(2021)
Article
Engineering, Environmental
Priscila F. M. Lopes, Natalia Hanazaki, Elaine M. Nakamura, Svetlana Salivonchyk, Alpina Begossi
Summary: Tracking fish consumption in fishing villages in Brazil over time can provide valuable information on changes in fish stocks. The study found a decrease in average trophic level and size of consumed species, with notable changes in endangered species consumption. In data-poor countries like Brazil, incorporating seafood consumption data can complement fisheries data.
Article
Biology
James P. W. Robinson, Emily S. Darling, Eva Maire, Mark Hamilton, Christina C. Hicks, Stacy D. Jupiter, M. Aaron MacNeil, Sangeeta Mangubhai, Tim Mcclanahan, Yashika Nand, Nicholas A. J. Graham
Summary: Coral reef fisheries provide nutritious catch to tropical communities, but current management strategies focus on total reef fish biomass rather than individual growth and nutrient content, limiting the sustainability of nutritious catches.
PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES
(2023)
Article
Environmental Sciences
Cristina Pineiro-Corbeira, Sara Barrientos, Rodolfo Barreiro, Raquel de la Cruz-Modino
Summary: Kelp forests are declining worldwide, but their consequences for small-scale fisheries have been overlooked. This study conducted interviews with fishermen in NW Spain to gather local ecological knowledge about kelp forests, highlighting their economic importance and decline.
FRONTIERS IN MARINE SCIENCE
(2022)
Article
Environmental Sciences
Moon Jung Kim, Hee Young Yun, Kyung-Hoon Shin, Jeong Ha Kim
Summary: Understanding the trophic structure of kelp forests is crucial for their restoration and management. This study investigated the trophic structure and functional recovery of a restored kelp bed in Korea. The results showed that the restored bed reached the biomass and diversity levels of a natural bed within one year. The trophic structure of the restored bed exhibited a transient over-shooting state before moving towards the natural bed in the second year. The removal of sea urchins resulted in increased recruitment of macroalgae and consumer groups, enhancing the diversity and trophic structure of the restored bed.
FRONTIERS IN MARINE SCIENCE
(2022)
Article
Marine & Freshwater Biology
Clara D. Schlieman, Stephen R. Wing, Sorrel A. O'Connell-Milne, Rebecca M. McMullin, Leonardo M. Durante, Stina Kolodzey, Russell D. Frew
Summary: Marine primary production is sensitive to environmental stressors from land-based and maritime anthropogenic activities. This study found significant differences in the composition of basal organic matter supporting bivalve species among sites and regions, highlighting the strong linkages between land use and the composition of organic matter sources. The findings also revealed the impact of salmon farming on the trophic dynamics of shellfish in the coastal zone.
ESTUARINE COASTAL AND SHELF SCIENCE
(2022)
Article
Environmental Sciences
Sara Barrientos, Cristina Pineiro-Corbeira, Rodolfo Barreiro
Summary: Kelp forests around the world have been declining, mainly due to climate change. This study reveals that excessive herbivory by fish has caused the degradation of golden kelp forests in NW Spain.
FRONTIERS IN MARINE SCIENCE
(2022)
Article
Engineering, Environmental
Kjell Magnus Norderhaug, Kjell Nedreaas, Mats Huserbraten, Even Moland
Summary: The article proposes the fishery driven predator release as the cause for the largest grazing event ever observed in the NE Atlantic, discussing the overgrazing of kelp forests due to sea urchin bloom and likely depletion of predatory coastal fish stocks by coastal fisheries modernization. It hypothesizes the importance of coastal predatory fish in regulating sea urchins and the necessity of a local population dynamics perspective in managing coastal ecosystems.
Article
Environmental Sciences
Konstantinos Tsagarakis, Simone Libralato, Marianna Giannoulaki, Konstantinos Touloumis, Stylianos Somarakis, Athanassios Machias, Constantin Frangoulis, Georgia Papantoniou, Stefanos Kavadas, Maria Th. Stoumboudi
Summary: This study developed an Ecopath ecosystem model for the North Aegean Sea and conducted simulations for past and future scenarios. The results indicate that sea temperature changes have varying effects on commercial species, and reducing fishing effort can increase biomass but decrease catches.
FRONTIERS IN MARINE SCIENCE
(2022)
Article
Multidisciplinary Sciences
Chloe Pozas-Schacre, Jordan M. Casey, Simon J. Brandl, Michel Kulbicki, Mireille Harmelin-Vivien, Giovanni Strona, Valeriano Parravicini
Summary: Research shows a remarkable consistency in trophic interactions across different bioregions in tropical coral reef food webs. These food webs are dominated by dietary specialists, making trophic pathways vulnerable to biodiversity loss. The existence of coral reef functioning is threatened by the reliance on species with narrow, specialized diets.
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA
(2021)
Article
Ecology
Renato Junqueira de Souza Dantas, Tatiana Silva Leite, Cristiano Queiroz de Albuquerque
Summary: This study evaluated the trophic role of Octopus insularis in a preserved insular territory, showing that it occupies a high trophic position in the local food web as an important mesopredator. The octopus was found to have a diet diversified in carbon sources but focused on prey in lower trophic positions, contributing significantly to energy input in the ecosystem.
Article
Multidisciplinary Sciences
Christopher A. Blanar, Joseph R. Hornbeck, David W. Kerstetter, Amy C. Hirons
Summary: This study found significant differences in fish communities between artificial reefs and natural reefs, with artificial reefs exhibiting greater variability. The trophic relationships were significantly influenced by general feeding strategy and phylogeny, and the differences in carbon and nitrogen isotopes between artificial and natural reefs were primarily driven by differences in fish community structure.
Article
Chemistry, Analytical
Dan Zhu, Alan Hayman, Russell Frew, Biniam Kebede, Gang Chen, Ian Stewart
Summary: This study focused on milk metabolomics, with comparisons of extraction procedures and identification of the most efficient system. Through optimization of milk quantity and extraction procedure, the best precision and high-quality spectra were obtained. The study provides a sample preparation protocol for milk metabolomics that may be applicable to other samples.
ANALYTICAL LETTERS
(2022)
Article
Ecology
Stephen R. Wing, Leonardo M. Durante, Alex J. Connolly, Amandine J. M. Sabadel, Lucy C. Wing
Summary: The study aimed to investigate the long-term effects of exploitation and changes in organic matter sources on marine food web trophic structure. The results suggested declines in organic matter contribution from kelps and increases in trophic levels of mesopredatory fishes. This data provides insights into the bioenergetics of fish communities in response to exploitation and environmental changes.
GLOBAL ECOLOGY AND BIOGEOGRAPHY
(2022)
Article
Food Science & Technology
Maheshika Kalpage, Champa Dissanayake, Saranga Diyabalanage, Rohana Chandrajith, Russell Frew, Ruchika Fernando
Summary: This study aims to investigate the possibility of using stable isotope composition and elemental fingerprints to determine the agroclimatic origin of milk produced in different agroclimatic zones of Sri Lanka. Significant variations were observed in stable isotope ratios and elemental fingerprints of milk samples obtained from different agroclimatic zones. Linear discriminant analysis successfully differentiated cow milk produced from four agroclimatic zones based on stable isotope ratios, and the inclusion of elemental ratios enhanced the discriminating ability.
Editorial Material
Food Science & Technology
Stasa Hamzic Gregorcic, Nives Ogrinc, Russell Frew, Marijan Necemer, Lidija Strojnik, Tea Zuliani
Article
Marine & Freshwater Biology
Clara D. Schlieman, Stephen R. Wing, Sorrel A. O'Connell-Milne, Rebecca M. McMullin, Leonardo M. Durante, Stina Kolodzey, Russell D. Frew
Summary: Marine primary production is sensitive to environmental stressors from land-based and maritime anthropogenic activities. This study found significant differences in the composition of basal organic matter supporting bivalve species among sites and regions, highlighting the strong linkages between land use and the composition of organic matter sources. The findings also revealed the impact of salmon farming on the trophic dynamics of shellfish in the coastal zone.
ESTUARINE COASTAL AND SHELF SCIENCE
(2022)
Article
Chemistry, Analytical
Ha Lan Anh, Dang Duc Nhan, Russell Frew, Tran Minh Quynh
Summary: This research used isotopic techniques to authenticate the geographical origin of imported fresh apples by comparing the isotopic compositions of apple water with that of local meteoric water.
JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY
(2022)
Article
Ecology
Stina Kolodzey, Stephen R. Wing
Summary: Sequential hermaphroditic species, such as blue cod, are vulnerable to selective harvesting, which directly affects their sex ratio, timing of sex change, and recruitment success. A study comparing blue cod populations from Marlborough Sounds and Fiordland in New Zealand found differences in population structure, size distribution, and dominant sex. The differences were likely influenced by geographical and temporal factors, as well as variations in fishing pressure and management regimes. The study highlights the importance of size-sensitive management to ensure the sustainability of species with sequential hermaphroditism.
Review
Food Science & Technology
Khushboo Soni, Russell Frew, Biniam Kebede
Summary: Soybean is considered a superfood due to its nutritional content, health benefits, and versatility. Its demand has significantly increased since 1960, reaching almost 358 million metric tons in the production year 2021/22. However, this high production has led to concerns such as lower product quality, adulteration, illegal trade, and deforestation, necessitating the development of effective technology for soybean traceability. This review investigates current analytical techniques and multivariate analysis for confirming the origin of soybeans, discussing their operating specifics, advantages, shortcomings, and the significance of multivariate analysis in analyzing complex data.
CRITICAL REVIEWS IN FOOD SCIENCE AND NUTRITION
(2023)
Article
Agriculture, Multidisciplinary
Joy Sim, Cushla Mcgoverin, Indrawati Oey, Russell Frew, Biniam Kebede
Summary: This study utilized stable isotope and trace element analyses in combination with non-linear machine learning data analysis to classify the geographical origin of green coffee beans. The results showed good prediction of origin at the country and regional levels. However, the prediction was poor at the continental and Central American regional levels. Non-linear machine learning techniques improved accuracy and identified more relevant origin markers.
JOURNAL OF THE SCIENCE OF FOOD AND AGRICULTURE
(2023)
Article
Food Science & Technology
Emily Fanning, Graham Eyres, Russell Frew, Biniam Kebede
Summary: This paper reviews the methods to trace the geographical origin of cocoa beans and classify cocoa or chocolate based on specific quality attributes. The integration of instrumental and sensory attributes is important to establish robust geographical indications. There is a need for a more rapid and non-destructive analytical approach to modernize traditional traceability methods.
Article
Oceanography
Erik E. Johnson, Sutara H. Suanda, Stephen R. Wing, Kim I. Currie, Robert O. Smith
Summary: This study investigates the influence of along-front wind forcing on chlorophyll-a (Chl-a) at the Otago Shelf Break (OSB) in southeast Aotearoa/New Zealand using remotely-sensed and in situ data. The results show that upfront wind stress can lead to episodic increases in Chl-a concentration at the surface along the OSB, especially north of the Otago Peninsula. The wind events also affect the thermal stratification and nutrient distribution in the water column. A model of Ekman restratification driven by upfront winds is proposed to explain these observations.
JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS
(2023)