A guide for proper utilisation of stable isotope reference materials

W Meier-Augenstein… - Isotopes in environmental …, 2019 - Taylor & Francis
Many scientific publications about stable isotope ratios suffer from flawed practices
regarding calibration and normalisation of raw δ values in conjunction with prescribed δ …

Combining microvolume isotope analysis and numerical simulation to reproduce fish migration history

T Sakamoto, K Komatsu, K Shirai… - Methods in Ecology …, 2019 - Wiley Online Library
Tracking the movement of migratory fish is of great importance for efficient conservation,
although this has been technically difficult to achieve in small fish to which artificial tags …

Contrasting life-history responses to climate variability in eastern and western North Pacific sardine populations

T Sakamoto, M Takahashi, MT Chung… - Nature …, 2022 - nature.com
Massive populations of sardines inhabit both the western and eastern boundaries of the
world's subtropical ocean basins, supporting both commercial fisheries and populations of …

Knowledge on the Biological and Fisheries Aspects of the Japanese Sardine, Sardinops melanostictus (Schlegel, 1846)

O Sarr, R Kindong, S Tian - Journal of Marine Science and Engineering, 2021 - mdpi.com
Japanese sardine (Sardinops melanostictus) is a significant small pelagic fish and a
valuable resource that plays an essential ecological role in the marine ecosystem. It is …

The universal imprint of oxygen isotopes can track the origins of seafood

JC Martino, CN Trueman, D Mazumder… - Fish and …, 2022 - Wiley Online Library
Identifying the source of seafood is critical for combatting seafood fraud, but current tools are
predominantly developed and applied on a species‐specific basis. This study investigates …

[HTML][HTML] Vertical habitat selection of sardine juveniles inferred from oxygen stable isotope of otolith

T Sakamoto, T Ishimura, T Matsuura, M Takahashi - Fisheries Research, 2024 - Elsevier
Marine organisms can change their habitat depth based on feeding strategies and
physiological requirements. Here, we investigated habitat depth selections of juvenile …

Calibrating temperature reconstructions from fish otolith oxygen isotope analysis for California's critically endangered Delta Smelt

M Willmes, LS Lewis, BE Davis… - Rapid …, 2019 - Wiley Online Library
Rationale Oxygen isotope ratios (δ18O values) of fish otoliths (ear bones) are valuable
geochemical tracers of water conditions and thermal life history. Delta Smelt (Hypomesus …

[HTML][HTML] Fundamental questions and applications of sclerochronology: Community-defined research priorities

T Trofimova, SJ Alexandroff, MJ Mette, E Tray… - Estuarine, Coastal and …, 2020 - Elsevier
Horizon scanning is an increasingly common strategy to identify key research needs and
frame future agendas in science. Here, we present the results of the first such exercise for …

[HTML][HTML] Otolith oxygen isotope analysis and temperature history in early life stages of the chub mackerel Scomber japonicus in the Kuroshio–Oyashio transition region

T Higuchi, S Ito, T Ishimura, Y Kamimura… - Deep Sea Research …, 2019 - Elsevier
To determine the temperature history of early life stages of chub mackerel (Scomber
japonicus), otolith stable oxygen isotope ratios (δ 18 O otolith) of larval and juvenile fish …

Integrating machine learning with otolith isoscapes: Reconstructing connectivity of a marine fish over four decades

K Arai, M Castonguay, V Lyubchich, DH Secor - PLoS One, 2023 - journals.plos.org
Stable isotopes are an important tool to uncover animal migration. Geographic natal
assignments often require categorizing the spatial domain through a nominal approach …