Bluefin larvae in Oligotrophic Ocean Foodwebs, investigations of nutrients to zooplankton: overview of the BLOOFINZ-Gulf of Mexico program

T Gerard, JT Lamkin, TB Kelly, AN Knapp… - Journal of Plankton …, 2022 - academic.oup.com
Western Atlantic bluefin tuna (ABT) undertake long-distance migrations from rich feeding
grounds in the North Atlantic to spawn in oligotrophic waters of the Gulf of Mexico (GoM) …

Lateral advection supports nitrogen export in the oligotrophic open-ocean Gulf of Mexico

TB Kelly, AN Knapp, MR Landry, KE Selph… - Nature …, 2021 - nature.com
In contrast to its productive coastal margins, the open-ocean Gulf of Mexico (GoM) is notable
for highly stratified surface waters with extremely low nutrient and chlorophyll …

Impacts of mesoscale eddies on the nitrate distribution in the deep-water region of the Gulf of Mexico

E Lee-Sánchez, VF Camacho-Ibar… - Journal of Marine …, 2022 - Elsevier
Mesoscale eddies play an important role in modulating the vertical distributions of nutrients
and primary productivity in the ocean. In this study, we evaluated the role that eddies play in …

Microbial food web dynamics in the oceanic Gulf of Mexico

MR Landry, KE Selph, MR Stukel… - Journal of Plankton …, 2022 - academic.oup.com
Phytoplankton growth and microzooplankton grazing rates were measured in repeated
profiles of dilution experiments incubated in situ on a drift array in order to assess microbial …

Mesozooplankton biomass, grazing and trophic structure in the bluefin tuna spawning area of the oceanic Gulf of Mexico

MR Landry, R Swalethorp - Journal of Plankton Research, 2022 - academic.oup.com
We investigated size-fractioned biomass, isotopes and grazing of mesozooplankton
communities in the larval habitat of Atlantic bluefin tuna (ABT) in the oceanic Gulf of Mexico …

Sinking carbon, nitrogen, and pigment flux within and beneath the euphotic zone in the oligotrophic, open-ocean Gulf of Mexico

MR Stukel, TB Kelly, MR Landry… - Journal of Plankton …, 2022 - academic.oup.com
During two cruises in the oligotrophic oceanic Gulf of Mexico, we deployed sediment traps at
three depths: center of the euphotic zone (EZ)(60 m), base of the EZ (117–151 m), and in the …

Phytoplankton community composition and biomass in the oligotrophic Gulf of Mexico

KE Selph, R Swalethorp, MR Stukel… - Journal of Plankton …, 2022 - academic.oup.com
Biomass and composition of the phytoplankton community were investigated in the deep-
water Gulf of Mexico (GoM) at the edges of Loop Current anticyclonic eddies during May …

Constraining the sources of nitrogen fueling export production in the Gulf of Mexico using nitrogen isotope budgets

AN Knapp, RK Thomas, MR Stukel… - Journal of Plankton …, 2022 - academic.oup.com
The availability of nitrogen (N) in ocean surface waters affects rates of photosynthesis and
marine ecosystem structure. In spite of low dissolved inorganic N concentrations, export …

Plankton food webs in the oligotrophic Gulf of Mexico spawning grounds of Atlantic bluefin tuna

MR Stukel, T Gerard, TB Kelly, AN Knapp… - Journal of Plankton …, 2022 - academic.oup.com
We used linear inverse ecosystem modeling techniques to assimilate data from extensive
Lagrangian field experiments into a mass-balance constrained food web for the Gulf of …

Microbial community biomass, production and grazing along 110° E in the eastern Indian Ocean

MR Landry, RR Hood, CH Davies, KE Selph… - Deep Sea Research …, 2022 - Elsevier
We investigated plankton biomass structure, production and grazing rates from temperate to
tropical waters (39.5–11.5° S) along the historic 110° E transect in the eastern Indian Ocean …