Improving marine ecosystem models with biochemical tracers

HR Pethybridge, CA Choy, JJ Polovina… - Annual review of …, 2018 - annualreviews.org
Empirical data on food web dynamics and predator-prey interactions underpin ecosystem
models, which are increasingly used to support strategic management of marine resources …

Are you really what you eat? Stomach content analysis and stable isotope ratios do not uniformly estimate dietary niche characteristics in three marine predators

JC Petta, ON Shipley, SP Wintner, G Cliff, ML Dicken… - Oecologia, 2020 - Springer
Calculation of dietary niche characteristics using stable isotopes has become a popular
approach to understand the functional role of taxa across food webs. An underlying …

Global trophic ecology of yellowfin, bigeye, and albacore tunas: understanding predation on micronekton communities at ocean-basin scales

LM Duffy, PM Kuhnert, HR Pethybridge… - Deep Sea Research …, 2017 - Elsevier
Predator-prey interactions for three commercially valuable tuna species: yellowfin (Thunnus
albacares), bigeye (T. obesus), and albacore (T. alalunga), collected over a 40-year period …

Bioenergetics, trophic ecology, and niche separation of tunas

RJ Olson, JW Young, F Ménard, M Potier… - Advances in marine …, 2016 - Elsevier
Tunas are highly specialized predators that have evolved numerous adaptations for a
lifestyle that requires large amounts of energy consumption. Here we review our …

Optimising fisheries management in relation to tuna catches in the western central Pacific Ocean: A review of research priorities and opportunities

K Evans, JW Young, S Nicol, D Kolody, V Allain, J Bell… - Marine Policy, 2015 - Elsevier
Some of the most important development goals for the countries and territories of the
Western and Central Pacific Ocean (WCPO) involve the sustainable management of their …

Putting all the pieces together: integrating current knowledge of the biology, ecology, fisheries status, stock structure and management of yellowfin tuna (Thunnus …

C Pecoraro, I Zudaire, N Bodin, H Murua… - Reviews in Fish Biology …, 2017 - Springer
Yellowfin tuna (Thunnus albacares; YFT) is an apex marine predator inhabiting tropical and
sub-tropical pelagic waters. It supports the second largest tuna fishery in the world. Here, we …

Manta birostris, predator of the deep? Insight into the diet of the giant manta ray through stable isotope analysis

KB Burgess, LIE Couturier… - Royal Society …, 2016 - royalsocietypublishing.org
The characterization of diet for the giant manta ray Manta birostris has been problematic
given their large-scale movement patterns and the difficulty in obtaining stomach contents …

Spatial patterns and temperature predictions of tuna fatty acids: tracing essential nutrients and changes in primary producers

HR Pethybridge, CC Parrish, J Morrongiello… - PloS one, 2015 - journals.plos.org
Fatty acids are among the least understood nutrients in marine environments, despite their
profile as key energy components of food webs and that they are essential to all life forms …

Isoscapes reveal patterns of δ13C and δ15N of pelagic forage fish and squid in the Northwest Pacific Ocean

S Ohshimo, DJ Madigan, T Kodama, H Tanaka… - Progress in …, 2019 - Elsevier
Isoscapes of stable isotope ratios of carbon (δ 13 C) and nitrogen (δ 15 N) in pelagic fish
and squid were generated using 1967 measured values of forage fish and squid in the …

Trophic indices for micronektonic fishes reveal their dependence on the microbial system in the North Atlantic

A Bode, MP Olivar, S Hernández-León - Scientific reports, 2021 - nature.com
The importance of microbes for the functioning of oceanic food webs is well established, but
their relevance for top consumers is still poorly appreciated. Large differences in individual …