List of works - Michael J. Polito

A comprehensive assessment of mercury exposure in penguin populations throughout the Southern Hemisphere: Using trophic calculations to identify sources of population-level variation

scientific article

A multi-biomarker approach supports the use of compound-specific stable isotope analysis of amino acids to quantify basal carbon source use in a salt marsh consumer

scientific article published on 01 December 2019

A reversal of fortunes: climate change 'winners' and 'losers' in Antarctic Peninsula penguins

scientific article

Biological and geochemical proxies in sediment cores reveal shifts in marine predator population dynamics relative to historic anthropogenic exploitation and recent climate change at South Georgia Island sub-Antarctic

scientific article published in 2022

Body size, trophic position, and the coupling of different energy pathways across a saltmarsh landscape

scientific article

Carbon and nitrogen isotope fractionation of amino acids in an avian marine predator, the gentoo penguin (Pygoscelis papua)

scientific article

Comparative population genomics reveals key barriers to dispersal in Southern Ocean penguins

scientific article published on 22 November 2018

Cortisol response to challenge involving low controllability: the role of control beliefs and age.

scientific article published on 21 January 2013

Differing foraging strategies influence mercury (Hg) exposure in an Antarctic penguin community

scientific article published on 24 August 2016

Divergent trophic responses of sympatric penguin species to historic anthropogenic exploitation and recent climate change

scientific article published on 02 December 2019

Evaluating the use of stable isotope analysis to infer the feeding ecology of a growing US gray seal (Halichoerus grypus) population

scientific article published on 21 February 2018

Evidence of pathogen-induced immunogenetic selection across the large geographic range of a wild seabird

scientific article published on 25 February 2020

First direct, site-wide penguin survey at Deception Island, Antarctica, suggests significant declines in breeding chinstrap penguins

Fishery Closures, More Than Predator Release, Increased Persistence of Nearshore Fishes and Invertebrates to the Deepwater Horizon Oil Spill

scientific article published in 2023

Google Haul Out: Earth Observation Imagery and Digital Aerial Surveys in Coastal Wildlife Management and Abundance Estimation.

scientific article

Integrating oxidative ecology into conservation physiology

scientific article published on 5 April 2013

Integrating stomach content and stable isotope analyses to quantify the diets of pygoscelid penguins

scientific article

Inter-annual variation in the trophic niche of Magellanic penguins Spheniscus magellanicus during the pre-molt period in the Beagle Channel

scientific article

Intercontinental analysis of temperate steppe stream food webs reveals consistent autochthonous support of fishes

scientific article published in 2022

Intraspecific variation in a dominant prey species can bias marine predator dietary estimates derived from stable isotope analysis

scientific article published in 2019

Late Holocene variation in the Hard prey remains and stable isotope values of penguin and seal tissues from the Danger Islands, Antarctica

scientific article

Levels of Mercury in Feathers of Clapper Rails (Rallus crepitans) over 45 Years in Coastal Salt Marshes of New Hanover County, North Carolina.

scientific article

Little interannual variability in gray seal (Halichoerus grypus) trophic niches during pregnancy despite variable environmental conditions

scientific article

Mercury and stable isotopes portray colony-specific foraging grounds in southern rockhopper penguins over the Patagonian Shelf

scientific article published in 2022

Mercury biomagnification in a coastal Louisiana food web following the 2010 Deepwater Horizon oil spill

scientific article published in 2022

Metapopulation dynamics and foraging plasticity in a highly vagile seabird, the southern rockhopper penguin

scientific article published on 05 March 2020

Multi-modal survey of Adélie penguin mega-colonies reveals the Danger Islands as a seabird hotspot

scientific article

Multi-tissue analyses reveal limited inter-annual and seasonal variation in mercury exposure in an Antarctic penguin community

scientific article published on 2 August 2014

Ontogenetic stability in the trophic niche of a common Gulf of Mexico fish, Ariopsis felis

scientific article

Pattern of mercury allocation into egg components is independent of dietary exposure in Gentoo penguins

scientific article published on 16 October 2011

Penguin eggshell membranes reflect homogeneity of mercury in the marine food web surrounding the Antarctic Peninsula ⬇️

scientific article published on October 12, 2012

Physiological constraints and the influence of diet on fatty acids in the yolk of gentoo penguins, Pygoscelis papua

scientific article published on 12 February 2012

Population dynamics and resource availability drive seasonal shifts in the consumptive and competitive impacts of introduced house mice (<i>Mus musculus</i>) on an island ecosystem

scientific article published in 2022

Population structure and phylogeography of the Gentoo Penguin (Pygoscelis papua) across the Scotia Arc.

scientific article

Receding ice drove parallel expansions in Southern Ocean penguins

scientific article published on 16 December 2019

Relationships between isotopic values and oxidative status: insights from populations of gentoo penguins

scientific article published on 20 February 2015

Responses of high-elevation herbaceous plant assemblages to low glacial CO₂ concentrations revealed by fossil marmot (Marmota) teeth

scientific article

Seasonally persistent foraging niche segregation between sympatric Southern Rockhopper and Magellanic penguins breeding at Isla de los Estados, Argentina

scientific article

Sex-specific spatial use of the winter foraging areas by Magellanic penguins and assessment of potential conflicts with fisheries during winter dispersal

scientific article

Stable isotope analyses identify trophic niche partitioning between sympatric terrestrial vertebrates in coastal saltmarshes with differing oiling histories

scientific article

Stable isotope analyses of feather amino acids identify penguin migration strategies at ocean basin scales.

scientific article

Stable isotopes track the ontogenetic movement of three commercially important fishes along a coastal Tanzanian seascape

scientific article

The dynamic trophic niche of an island bird of prey

scientific article published on 03 October 2020

Trophic calculations reveal the mechanism of population-level variation in mercury concentrations between marine ecosystems: case studies of two polar seabirds.

scientific article published on 30 August 2013

Trophic ecology of the Atlantic blue crab Callinectes sapidus as an invasive non-native species in the Aegean Sea

scientific article

Unique pattern of molt leads to low intraindividual variation in feather mercury concentrations in penguins.

scientific article

Wanted: dead or alive? Isotopic analysis (δ13C and δ15N) of Pygoscelis penguin chick tissues supports opportunistic sampling

scientific article published on 01 March 2012

List of works by Michael J. Polito

A comprehensive assessment of mercury exposure in penguin populations throughout the Southern Hemisphere: Using trophic calculations to identify sources of population-level variation

A multi-biomarker approach supports the use of compound-specific stable isotope analysis of amino acids to quantify basal carbon source use in a salt marsh consumer

A reversal of fortunes: climate change 'winners' and 'losers' in Antarctic Peninsula penguins

Biological and geochemical proxies in sediment cores reveal shifts in marine predator population dynamics relative to historic anthropogenic exploitation and recent climate change at South Georgia Island sub-Antarctic

Body size, trophic position, and the coupling of different energy pathways across a saltmarsh landscape

Carbon and nitrogen isotope fractionation of amino acids in an avian marine predator, the gentoo penguin (Pygoscelis papua)

Comparative population genomics reveals key barriers to dispersal in Southern Ocean penguins

Cortisol response to challenge involving low controllability: the role of control beliefs and age.

Differing foraging strategies influence mercury (Hg) exposure in an Antarctic penguin community

Divergent trophic responses of sympatric penguin species to historic anthropogenic exploitation and recent climate change

Evaluating the use of stable isotope analysis to infer the feeding ecology of a growing US gray seal (Halichoerus grypus) population

Evidence of pathogen-induced immunogenetic selection across the large geographic range of a wild seabird

First direct, site-wide penguin survey at Deception Island, Antarctica, suggests significant declines in breeding chinstrap penguins

Fishery Closures, More Than Predator Release, Increased Persistence of Nearshore Fishes and Invertebrates to the Deepwater Horizon Oil Spill

Google Haul Out: Earth Observation Imagery and Digital Aerial Surveys in Coastal Wildlife Management and Abundance Estimation.

Integrating oxidative ecology into conservation physiology

Integrating stomach content and stable isotope analyses to quantify the diets of pygoscelid penguins

Inter-annual variation in the trophic niche of Magellanic penguins Spheniscus magellanicus during the pre-molt period in the Beagle Channel

Intercontinental analysis of temperate steppe stream food webs reveals consistent autochthonous support of fishes

Intraspecific variation in a dominant prey species can bias marine predator dietary estimates derived from stable isotope analysis

Late Holocene variation in the Hard prey remains and stable isotope values of penguin and seal tissues from the Danger Islands, Antarctica

Levels of Mercury in Feathers of Clapper Rails (Rallus crepitans) over 45 Years in Coastal Salt Marshes of New Hanover County, North Carolina.

Little interannual variability in gray seal (Halichoerus grypus) trophic niches during pregnancy despite variable environmental conditions

Mercury and stable isotopes portray colony-specific foraging grounds in southern rockhopper penguins over the Patagonian Shelf

Mercury biomagnification in a coastal Louisiana food web following the 2010 Deepwater Horizon oil spill

Metapopulation dynamics and foraging plasticity in a highly vagile seabird, the southern rockhopper penguin

Multi-modal survey of Adélie penguin mega-colonies reveals the Danger Islands as a seabird hotspot

Multi-tissue analyses reveal limited inter-annual and seasonal variation in mercury exposure in an Antarctic penguin community

Ontogenetic stability in the trophic niche of a common Gulf of Mexico fish, Ariopsis felis

Pattern of mercury allocation into egg components is independent of dietary exposure in Gentoo penguins

Penguin eggshell membranes reflect homogeneity of mercury in the marine food web surrounding the Antarctic Peninsula ⬇️

Physiological constraints and the influence of diet on fatty acids in the yolk of gentoo penguins, Pygoscelis papua

Population dynamics and resource availability drive seasonal shifts in the consumptive and competitive impacts of introduced house mice (<i>Mus musculus</i>) on an island ecosystem

Population structure and phylogeography of the Gentoo Penguin (Pygoscelis papua) across the Scotia Arc.

Receding ice drove parallel expansions in Southern Ocean penguins

Relationships between isotopic values and oxidative status: insights from populations of gentoo penguins

Responses of high-elevation herbaceous plant assemblages to low glacial CO₂ concentrations revealed by fossil marmot (Marmota) teeth

Seasonally persistent foraging niche segregation between sympatric Southern Rockhopper and Magellanic penguins breeding at Isla de los Estados, Argentina

Sex-specific spatial use of the winter foraging areas by Magellanic penguins and assessment of potential conflicts with fisheries during winter dispersal

Stable isotope analyses identify trophic niche partitioning between sympatric terrestrial vertebrates in coastal saltmarshes with differing oiling histories

Stable isotope analyses of feather amino acids identify penguin migration strategies at ocean basin scales.

Stable isotopes track the ontogenetic movement of three commercially important fishes along a coastal Tanzanian seascape

The dynamic trophic niche of an island bird of prey

Trophic calculations reveal the mechanism of population-level variation in mercury concentrations between marine ecosystems: case studies of two polar seabirds.

Trophic ecology of the Atlantic blue crab Callinectes sapidus as an invasive non-native species in the Aegean Sea

Unique pattern of molt leads to low intraindividual variation in feather mercury concentrations in penguins.

Wanted: dead or alive? Isotopic analysis (δ13C and δ15N) of Pygoscelis penguin chick tissues supports opportunistic sampling