Results 41 to 50 of about 13,500 (262)

Development of a moored radium in situ sampler to measure annual time series

open access: yesLimnology and Oceanography: Methods, EarlyView.
Abstract Radium is a useful tracer of sediment‐derived materials, improving our understanding of the geochemical cycling of elements at ocean boundaries. We have developed an autonomous in situ sampler to collect time series samples of radium isotopes on mooring deployments.
Lauren Kipp   +5 more
wiley   +1 more source

Investigation of Babesia sp. in pygoscelid penguins at the South Shetland Islands

open access: yesPolar Research, 2018
Babesia spp. are tick-borne parasites, and 16 avian-infecting species have been described to date, including one species (Babesia peircei) that infects penguins. Considering the results of a recent study reporting Babesia sp.
Ralph Eric Thijl Vanstreels   +6 more
doaj   +1 more source

The IceShark, an effective method for sampling plankton under sea ice

open access: yesLimnology and Oceanography: Methods, EarlyView.
Abstract Seasonal sea ice plays a crucial role in shaping coastal ecosystem dynamics throughout the circumpolar region. Of particular interest to oceanographers is the ice‐ocean interface which functions as a multidimensional habitat, supporting both sympagic algae and pelagic phytoplankton in the under‐ice surface waters.
Eleanor A. Barry   +4 more
wiley   +1 more source

Ecosystem size reverses the effect of the spatial coupling between autotrophic and heterotrophic ecosystems

open access: yesOikos, EarlyView.
The flow of non‐living resources between autotrophic and heterotrophic ecosystems can impact their ecosystem function. However, ecosystem size is similarly known to influence ecological properties and it is uncertain how the size of coupled ecosystems mediates the effect of resource flows.
Emanuele Giacomuzzo   +3 more
wiley   +1 more source

Experience and trust: the benefits of mate familiarity are realized through sex-specific specialization of parental roles in Cassin’s auklet

open access: yesRoyal Society Open Science
Maintaining a pair bond year after year (perennial monogamy) often enhances reproductive success, but what familiar pairs are doing differently to improve success is unknown.
Amy Yanagitsuru   +8 more
doaj   +1 more source

Marine trophic architecture and hidden ecological connections in the Strait of Magellan: keystone species and ecosystem resilience

open access: yesOikos, EarlyView.
Understanding the ecological implications of species coexistence is central to biodiversity studies and to identify environmental and anthropogenic drivers of ecosystem dynamics, where ecological network analysis offers valuable insights. This study examines the complexity, structure, and potential responses to disturbances of the Strait of Magellan's ...
Claudia D. Andrade   +4 more
wiley   +1 more source

Seabird nutrient subsidy alters size and resource use of functionally important mangrove macroinvertebrates

open access: yesEcosphere
Invertebrates have a central role in food webs and ecosystem functioning. By boosting productivity, allochthonous nutrient inputs influence the food webs of recipient communities. Understanding how allochthonous nutrient subsidies affect invertebrates is
Jennifer Appoo   +4 more
doaj   +1 more source

The complete mitochondrial genome of the Band-rumped Storm Petrel (Oceanodroma castro)

open access: yesMitochondrial DNA. Part B. Resources, 2019
In this study, we report the complete mitochondrial genome sequence of the Endangered Band-rumped Storm Petrel (Oceanodroma castro), a globally distributed seabird. The mitogenome is 17,023 bp in length and has a base composition of A (30.5%), T (24.0%),
Carmen C. Antaky   +4 more
doaj   +1 more source

Animating blossom: Time‐lapse to encourage plant awareness in the YouTube era

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Time‐lapse videos can effectively capture key traits of flower blossoms, such as color, 3D structure, and temporal changes, making them valuable complements to herbarium specimens and other botanical collections. Despite the abundance of such videos on YouTube, most provide no ecological and botanical insights.
Tae Kyung Yoon
wiley   +1 more source

Comparing convolutional neural network and random forest for benthic habitat mapping in Apollo Marine Park

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
A comparison of Convolutional Neural Network (CNN) and Random Forest (RF) model predictions of benthic habitats within Apollo Marine Park. The CNN (left) and RF (right) classification maps show the spatial distribution of three habitat types: high energy circalittoral rock with seabed‐covering sponges, low complexity circalittoral rock with non‐crowded
Henry Simmons   +6 more
wiley   +1 more source

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