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Articles 211 - 240 of 436

Full-Text Articles in Marine Biology

Microplastics Invade Manta Ray Feeding Grounds Giving Rise To The Effects Of Global Plastic Pollution, Meghan Ulmer Jan 2020

Microplastics Invade Manta Ray Feeding Grounds Giving Rise To The Effects Of Global Plastic Pollution, Meghan Ulmer

Scientific Communication News

No abstract provided.


Battle For The Top: Killer Whales Vs. White Sharks, Michael P. Mcdonough Jan 2020

Battle For The Top: Killer Whales Vs. White Sharks, Michael P. Mcdonough

Scientific Communication News

No abstract provided.


Can Ocean Modeling Help Predict Where Cold-Stunned Sea Turtles Wash Up?, Mikayla L. Twiss Jan 2020

Can Ocean Modeling Help Predict Where Cold-Stunned Sea Turtles Wash Up?, Mikayla L. Twiss

Scientific Communication News

No abstract provided.


White Sharks As A Novel Threat To Sea Otter Populations In California, Kimberly S. Schmutz Jan 2020

White Sharks As A Novel Threat To Sea Otter Populations In California, Kimberly S. Schmutz

Scientific Communication News

No abstract provided.


Feeding Ecology Of Invasive Lionfish In Southeast Florida, Ruchao Qian Jan 2020

Feeding Ecology Of Invasive Lionfish In Southeast Florida, Ruchao Qian

Scientific Communication News

No abstract provided.


Endangered Whale Species In A Pristine Environment: Pollutant Concentrations Indicative Of A Problem?, Briana R. Coulter Jan 2020

Endangered Whale Species In A Pristine Environment: Pollutant Concentrations Indicative Of A Problem?, Briana R. Coulter

Scientific Communication News

No abstract provided.


No Evidence Of Fine Scale Thermal Adaption In Green Turtles, Taylor Apter Jan 2020

No Evidence Of Fine Scale Thermal Adaption In Green Turtles, Taylor Apter

Scientific Communication News

No abstract provided.


New Intervention Method For Halting Stony Coral Tissue Loss Disease, Samantha Buckley Jan 2020

New Intervention Method For Halting Stony Coral Tissue Loss Disease, Samantha Buckley

Scientific Communication News

No abstract provided.


Machine Learning Provides A Much-Needed Solution For Marine Mammal Protection, Shaman Patel Jan 2020

Machine Learning Provides A Much-Needed Solution For Marine Mammal Protection, Shaman Patel

Scientific Communication News

No abstract provided.


Ghost Fishing In Coral Reef Ecosystems, Katherine E. Meurer Jan 2020

Ghost Fishing In Coral Reef Ecosystems, Katherine E. Meurer

Scientific Communication News

No abstract provided.


Climate Change Could Impact Narwhal Consumption By Killer Whales, Mykenzee L. Munaco Jan 2020

Climate Change Could Impact Narwhal Consumption By Killer Whales, Mykenzee L. Munaco

Scientific Communication News

No abstract provided.


Fishing Industry And Misidentification Leading To Angel Sharks Decline, Gretchen M. Spencer Jan 2020

Fishing Industry And Misidentification Leading To Angel Sharks Decline, Gretchen M. Spencer

Scientific Communication News

No abstract provided.


Flamboyant Cuttlefish: Camouflage Tactics And Colorful Behavior, Shaquilla M. Hamlett Jan 2020

Flamboyant Cuttlefish: Camouflage Tactics And Colorful Behavior, Shaquilla M. Hamlett

Scientific Communication News

No abstract provided.


Distribution Of Polar Bear Dens In The Canadian Arctic, Brice Schrenkel Jan 2020

Distribution Of Polar Bear Dens In The Canadian Arctic, Brice Schrenkel

Scientific Communication News

No abstract provided.


Southern California Margin Benthic Foraminiferal Assemblages Record Recent Centennial-Scale Changes In Oxygen Minimum Zone, Hannah M. Palmer, Tessa M. Hill, Peter D. Roopnarine, Sarah E. Myhre, Kastherine R. Reyes, Jonas T. Donnenfield Jan 2020

Southern California Margin Benthic Foraminiferal Assemblages Record Recent Centennial-Scale Changes In Oxygen Minimum Zone, Hannah M. Palmer, Tessa M. Hill, Peter D. Roopnarine, Sarah E. Myhre, Kastherine R. Reyes, Jonas T. Donnenfield

Natural Sciences and Mathematics | Student Professional Publications

Microfossil assemblages provide valuable records to investigate variability in continental margin biogeochemical cycles, including dynamics of the oxygen minimum zone (OMZ). Analyses of modern assemblages across environmental gradients are necessary to understand relationships between assemblage characteristics and environmental factors. Five cores were analyzed from the San Diego margin (32∘42′00′′ N, 117∘30′00′′ W; 300–1175 m water depth) for core top benthic foraminiferal assemblages to understand relationships between community assemblages and spatial hydrographic gradients as well as for down-core benthic foraminiferal assemblages to identify changes in the OMZ through time. Comparisons of benthic foraminiferal assemblages from two size fractions (63–150 and >150 …


The Importance Of Understanding Trophic Transfer In Top Marine Predators Due To An Increase In Plastic Production, Annika M. Markovich Jan 2020

The Importance Of Understanding Trophic Transfer In Top Marine Predators Due To An Increase In Plastic Production, Annika M. Markovich

Scientific Communication News

No abstract provided.


Deep Sea Sediments Of The Arctic Central Basin: A Potential Sink For Microplastics, Colleen Mcmaken Jan 2020

Deep Sea Sediments Of The Arctic Central Basin: A Potential Sink For Microplastics, Colleen Mcmaken

Scientific Communication News

No abstract provided.


Will Shark Skin Dissolve Under High Co2?, Emily K. Witt Jan 2020

Will Shark Skin Dissolve Under High Co2?, Emily K. Witt

Scientific Communication News

No abstract provided.


First Estimates Of Greenland Shark (Somniosus Microcephalus) Abundances In Arctic Waters, Taryn Szalay Jan 2020

First Estimates Of Greenland Shark (Somniosus Microcephalus) Abundances In Arctic Waters, Taryn Szalay

Scientific Communication News

No abstract provided.


Thirty Years Of Data Sheds Light On Plastic Pollution In The Deep Sea, Adam Warren Jan 2020

Thirty Years Of Data Sheds Light On Plastic Pollution In The Deep Sea, Adam Warren

Scientific Communication News

No abstract provided.


Dolphin Study Gives Insight Into Marine Mammal Threat Response, Marshall Hawkins Jan 2020

Dolphin Study Gives Insight Into Marine Mammal Threat Response, Marshall Hawkins

Scientific Communication News

No abstract provided.


Social Structure Of Killer Whales (Orcinus Orca) In The Galápagos Archipelago, Mary Gad Jan 2020

Social Structure Of Killer Whales (Orcinus Orca) In The Galápagos Archipelago, Mary Gad

Scientific Communication News

No abstract provided.


Using Drones To Assess Great White Shark Behavior Along Coastal Beaches, Alydia Moorhead Jan 2020

Using Drones To Assess Great White Shark Behavior Along Coastal Beaches, Alydia Moorhead

Scientific Communication News

No abstract provided.


Lake Or Estuary? Sedimentary And Benthic Foraminiferal Characterization Of A Gulf Of Mexico Coastal Dune Lake, Kaylyn C. Bellais, Samuel T. Barber, Donald A. Beebe, Murlene W. Clark Jan 2020

Lake Or Estuary? Sedimentary And Benthic Foraminiferal Characterization Of A Gulf Of Mexico Coastal Dune Lake, Kaylyn C. Bellais, Samuel T. Barber, Donald A. Beebe, Murlene W. Clark

Gulf and Caribbean Research

Coastal dune lakes are shallow estuaries located within dune environments that share a permanent or intermittent connection with the sea. Because coastal dune lakes are found in few locations worldwide (e.g. Australia, New Zealand, Florida, etc.) they represent unique environments worthy of protection. However; there is a distinct lack of scientific data related to the function and ecology of coastal dune lakes, especially in the Gulf of Mexico. Therefore, the purpose of this study was to characterize the sedimentology and foraminifera of a representative coastal dune lake in Walton County, FL (i.e. Eastern Lake) and determine whether it shares geologic …


Ants Increase Cloverworm Herbivory Via Nonconsumptive Pathways, Hannah J. Penn, Kacie J. Athey Jan 2020

Ants Increase Cloverworm Herbivory Via Nonconsumptive Pathways, Hannah J. Penn, Kacie J. Athey

School of Earth, Environmental, & Marine Sciences Faculty Publications

Generalist arthropod predators often exhibit a range of intraguild interactions reducing their potential efficacy as biological control agents. These interactions may include consumptive or nonconsumptive effects that mediate the impacts of herbivores. We examined interactions among 2 generalist predators, the striped lynx spider (Oxyopes salticus Hentz; Araneae: Oxyopidae) and an ant (Lasius neoniger Emery; Hymenoptera: Formicidae), and a herbivore, the green cloverworm (Hypena scabra F.; Lepidoptera: Erebidae), all prevalent in central Kentucky soybean agroecosystems. We hypothesized that individual predator treatments would reduce green cloverworm survival and resultant leaf damage, but that predators would interfere with each other when both were …


Ecosystem Health In Guánica Bay And La Parguera, Puerto Rico: Remote Sensing Of Ocean Color And Metal Analysis Of Coral Tissue And Surficial Sediments, Jahnelle Howe Jan 2020

Ecosystem Health In Guánica Bay And La Parguera, Puerto Rico: Remote Sensing Of Ocean Color And Metal Analysis Of Coral Tissue And Surficial Sediments, Jahnelle Howe

Dissertations and Theses

Guánica Bay is an estuary located in southwest Puerto Rico, with a coral reef ecosystem at its periphery. This ecosystem is affected by sediments, nutrients, and contaminants from the watershed through the Bay and into the offshore water. This project evaluates Guánica Bay and La Parguera coastal areas through remote sensing and chemical analysis to assess coastal ecosystem health. The concentration of metals in two coral species and their associated surface sediments was were analyzed by X-ray fluorescence (XRF) and Direct Mercury Analyzer (DMA- 80). Ocean color remote sensing was used to estimate nutrient inputs and phytoplankton biomass through chlorophyll- …


The Potential Impact Of Nuclear Conflict On Ocean Acidification, Nicole S. Lovenduski, Cheryl S. Harrison, Holly Olivarez, Charles G. Bardeen, Owen B. Toon, Joshua Coupe, Alan Robock, Tyler Rohr, Samantha Stevenson Jan 2020

The Potential Impact Of Nuclear Conflict On Ocean Acidification, Nicole S. Lovenduski, Cheryl S. Harrison, Holly Olivarez, Charles G. Bardeen, Owen B. Toon, Joshua Coupe, Alan Robock, Tyler Rohr, Samantha Stevenson

School of Earth, Environmental, & Marine Sciences Faculty Publications

We demonstrate that the global cooling resulting from a range of nuclear conflict scenarios would temporarily increase the pH in the surface ocean by up to 0.06 units over a 5-year period, briefly alleviating the decline in pH associated with ocean acidification. Conversely, the global cooling dissolves atmospheric carbon into the upper ocean, driving a 0.1 to 0.3 unit decrease in the aragonite saturation state (Ωarag) that persists for ∼10 years. The peak anomaly in pH occurs 2 years post conflict, while the Ωarag anomaly peaks 4- to 5-years post conflict. The decrease in Ωarag would exacerbate a primary threat …


Architectonica Karsteni Rutsch, 1934 (Gastropoda: Architectonicidae) In Seamounts Of The Nazca-Desventuradas Marine Park: First Evidence Of An Extant Population In Chilean Waters Since The Miocene, Cynthia M. Asorey, Javier Sellanes, Erin E. Easton, Rüdiger Bieler, Ariadna Mecho Jan 2020

Architectonica Karsteni Rutsch, 1934 (Gastropoda: Architectonicidae) In Seamounts Of The Nazca-Desventuradas Marine Park: First Evidence Of An Extant Population In Chilean Waters Since The Miocene, Cynthia M. Asorey, Javier Sellanes, Erin E. Easton, Rüdiger Bieler, Ariadna Mecho

School of Earth, Environmental, & Marine Sciences Faculty Publications

The presence of Architectonicidae in Chile was previously recorded only from fossil material of eight species present during the Lower Miocene, when Architectonica karsteni had a geographic range that extended from Costa Rica to central Chile (34°S). No evidence of the presence of the family in Chile after the Lower Miocene have been reported. As part of this study, we report the discovery of A. karsteni at four seamountsat ~200 m water depth in the recently created Nazca-Desventuradas Marine Park, located ~900 km west of continental Chile. Morphological identification was based on protoconch diameter, coloration patterns, and teleoconch sculpture. We …


Additions To Philippine Slender Skinks Of The Brachymeles Bonitae Complex (Reptilia: Squamata: Scincidae) Iv: Resurrection And Redescription Of Brachymeles Burksi, Cameron D. Siler, Elyse S. Freitas, Jennifer A. Sheridan, Stephanie N. Maguire, Drew R. Davis, Jessa L. Watters, Kai Wang, Arvin C. Diesmos, Rafe M. Brown Jan 2020

Additions To Philippine Slender Skinks Of The Brachymeles Bonitae Complex (Reptilia: Squamata: Scincidae) Iv: Resurrection And Redescription Of Brachymeles Burksi, Cameron D. Siler, Elyse S. Freitas, Jennifer A. Sheridan, Stephanie N. Maguire, Drew R. Davis, Jessa L. Watters, Kai Wang, Arvin C. Diesmos, Rafe M. Brown

School of Earth, Environmental, & Marine Sciences Faculty Publications

The diversity of Philippine amphibians and reptiles has increased over the last few decades, in part due to re-evaluation of species formerly believed to be widespread. Many of these investigations of widespread species have uncovered multiple closely related cryptic lineages comprising species complexes, each restricted to individual Pleistocene Aggregate Island Complexes (PAICs). One group in particular for which widespread cryptic diversity has been common is the clade of Philippine skinks of the genus Brachymeles. Recent phylogenetic studies of the formerly recognized widespread species Brachymeles bonitae have indicated that this species is actually a complex distributed across several major PAICs and …


Assessing The Hierarchy Of Long-Term Environmental Controls On Diatom Communities Of Yellowstone National Park Using Lacustrine Sediment Records, Victoria Chraibi, Sherilyn C. Fritz Jan 2020

Assessing The Hierarchy Of Long-Term Environmental Controls On Diatom Communities Of Yellowstone National Park Using Lacustrine Sediment Records, Victoria Chraibi, Sherilyn C. Fritz

Department of Earth and Atmospheric Sciences: Faculty Publications

An ecosystem’s ability to maintain structure and function following disturbance, defined as resilience, is influenced by a hierarchy of environmental controls, including climate, surface cover, and ecological relationships that shape biological community composition and productivity. This study examined lacustrine sediment records of naturally fishless lakes in Yellowstone National Park to reconstruct the response of aquatic communities to climate and trophic cascades from fish stocking. Sediment records of diatom algae did not exhibit a distinct response to fish stocking in terms of assemblage or algal productivity. Instead, 3 of 4 lakes underwent a shift to dominance by benthic diatom species from …