Antarctic pelagic ecosystems on a warming planet

O Schofield, M Cimino, S Doney, A Friedlaender… - Trends in ecology & …, 2024 - cell.com
High-latitude pelagic marine ecosystems are vulnerable to climate change because of the
intertwining of sea/continental ice dynamics, physics, biogeochemistry, and food-web …

Krill body size drives particulate organic carbon export in West Antarctica

R Trinh, HW Ducklow, DK Steinberg, WR Fraser - Nature, 2023 - nature.com
The export of carbon from the ocean surface and storage in the ocean interior is important in
the modulation of global climate,,–. The West Antarctic Peninsula experiences some of the …

Big enough for an extra-large meal: a review on predation upon large animals by benthic cnidarians

C Gregorin, T Vega Fernández, CG Di Camillo… - Hydrobiologia, 2024 - Springer
The feeding upon large animals—even larger than the predator—by benthic cnidarians has
been reported from many ecosystems but never exhaustively studied to date. By reviewing …

Gelatinous filter feeders increase ecosystem efficiency

MR Stukel, M Décima, CK Fender… - Communications …, 2024 - nature.com
Gelatinous filter feeders (eg, salps, doliolids, and pyrosomes) have high filtration rates and
can feed at predator: prey size ratios exceeding 10,000: 1, yet are seldom included in …

Direct observations of microbial community succession on sinking marine particles

BM Stephens, CA Durkin, G Sharpe… - The ISME …, 2024 - academic.oup.com
Microbial community dynamics on sinking particles control the amount of carbon that
reaches the deep ocean and the length of time that carbon is stored, with potentially …

Relationships between plankton size spectra, net primary production, and the biological carbon pump

MR Stukel, M Décima, TB Kelly… - Global …, 2024 - Wiley Online Library
Photosynthesis in the surface ocean and subsequent export of a fraction of this fixed carbon
leads to carbon dioxide sequestration in the deep ocean. Ecological relationships among …

Detecting the invisible through DNA metabarcoding: the role of gelatinous taxa in the diet of two demersal Antarctic key stone fish species (Notothenioidei)

MB Ruiz, E Moreira, M Novillo, S Neuhaus… - Environmental …, 2024 - Wiley Online Library
Abstract Gelatinous zooplankton (GZP), ie, ctenophores, cnidarian medusae, chaetognaths,
appendicularians and salps, are considered climate change winners. This becomes …

Carbon injection potential of the mesopelagic-migrant pump in the Southern Ocean during summer

K Baker, S Halfter, B Scoulding… - Frontiers in Marine …, 2025 - frontiersin.org
The passive sinking flux of particles, termed the biological gravitational pump (BGP), is an
important component of the ocean's biological carbon pump. In addition, carbon-rich …

Ubiquitous filter feeders shape open ocean microbial community structure and function

AW Thompson, G Nyerges, KM Lamberson… - PNAS …, 2024 - academic.oup.com
The mechanism of mortality plays a large role in how microorganisms in the open ocean
contribute to global energy and nutrient cycling. Salps are ubiquitous pelagic tunicates that …

Prey size spectra and predator to prey size ratios of southern ocean salps

CK Fender, M Décima, A Gutiérrez-Rodríguez… - Marine Biology, 2023 - Springer
Salp grazing is important in sha** planktonic food-web structure. However, little is known
about the size ranges of their prey in the field or how grazing impacts size structure. This …