Keith A Hobson

Author PubWeight™ 64.63‹?›

Top papers

Rank Title Journal Year PubWeight™‹?›
1 Global application of stable hydrogen and oxygen isotopes to wildlife forensics. Oecologia 2005 3.81
2 From birds to butterflies: animal movement patterns and stable isotopes. Trends Ecol Evol 2004 3.64
3 Conserving migratory land birds in the new world: do we know enough? Ecol Appl 2010 3.07
4 Stable isotopes document seasonal changes in trophic niches and winter foraging individual specialization in diving predators from the Southern Ocean. J Anim Ecol 2007 2.59
5 Migration strategy affects avian influenza dynamics in mallards (Anas platyrhynchos). Mol Ecol 2012 1.90
6 Prolonging the arctic pulse: long-term exploitation of cached eggs by arctic foxes when lemmings are scarce. J Anim Ecol 2007 1.73
7 Foraging segregation between two closely related shearwaters breeding in sympatry. Biol Lett 2009 1.65
8 Contemporary evolution of reproductive isolation and phenotypic divergence in sympatry along a migratory divide. Curr Biol 2009 1.63
9 Stable isotope evidence of diverse species-specific and individual wintering strategies in seabirds. Biol Lett 2006 1.58
10 Isotopic discrimination between food and blood and feathers of captive penguins: implications for dietary studies in the wild. Physiol Biochem Zool 2005 1.28
11 Migratory double breeding in Neotropical migrant birds. Proc Natl Acad Sci U S A 2009 1.28
12 Combining stable-isotope (deltaD) and band recovery data to improve probabilistic assignment of migratory birds to origin. Ecol Appl 2011 1.27
13 Tracking multi-generational colonization of the breeding grounds by monarch butterflies in eastern North America. Proc Biol Sci 2013 1.22
14 Mercury and other trace elements in a pelagic Arctic marine food web (Northwater Polynya, Baffin Bay). Sci Total Environ 2005 1.18
15 Fast carnivores and slow herbivores: differential foraging strategies among grizzly bears in the Canadian Arctic. Oecologia 2010 1.16
16 Advances in linking wintering migrant birds to their breeding-ground origins using combined analyses of genetic and stable isotope markers. PLoS One 2012 1.14
17 Stable isotopes, beaks and predators: a new tool to study the trophic ecology of cephalopods, including giant and colossal squids. Proc Biol Sci 2005 1.13
18 Frugal cannibals: how consuming conspecific tissues can provide conditional benefits to wood frog tadpoles (Lithobates sylvaticus). Naturwissenschaften 2014 1.12
19 Do purely capital layers exist among flying birds? Evidence of exogenous contribution to arctic-nesting common eider eggs. Oecologia 2010 1.08
20 Intrapopulation variation in gray wolf isotope (delta(15)N and delta(13)C) profiles: implications for the ecology of individuals. Oecologia 2005 1.06
21 Effect of diet quality on carbon and nitrogen turnover and isotopic discrimination in blood of a New World nectarivorous bat. J Exp Biol 2006 1.04
22 Monarch butterflies cross the Appalachians from the west to recolonize the east coast of North America. Biol Lett 2010 1.04
23 Stable-hydrogen isotope heterogeneity in keratinous materials: mass spectrometry and migratory wildlife tissue subsampling strategies. Rapid Commun Mass Spectrom 2006 1.04
24 Disease dynamics and bird migration--linking mallards Anas platyrhynchos and subtype diversity of the influenza A virus in time and space. PLoS One 2012 1.03
25 Positive relationships between association strength and phenotypic similarity characterize the assembly of mixed-species bird flocks worldwide. Am Nat 2012 0.98
26 Trophic partitioning in tropical rain forest birds: insights from stable isotope analysis. Oecologia 2003 0.96
27 Spring arrival along a migratory divide of sympatric blackcaps (Sylvia atricapilla). Oecologia 2009 0.96
28 Stable isotopes in ecological studies. Oecologia 2005 0.96
29 Changing gull diet in a changing world: a 150-year stable isotope (δ13C, δ15N) record from feathers collected in the Pacific Northwest of North America. Glob Chang Biol 2014 0.91
30 Anthropogenic contributions to mercury levels in present-day Arctic animals--a review. Sci Total Environ 2009 0.91
31 Lizards combine stored energy and recently acquired nutrients flexibly to fuel reproduction. J Anim Ecol 2008 0.89
32 Migratory connectivity of a Neotropical migratory songbird revealed by archival light-level geolocators. Ecol Appl 2015 0.89
33 Migratory connectivity of the monarch butterfly (Danaus plexippus): patterns of spring re-colonization in eastern North America. PLoS One 2012 0.89
34 Contrasting patterns of genetic differentiation among Blackcaps (Sylvia atricapilla) with divergent migratory orientations in Europe. PLoS One 2013 0.88
35 Lekking birds in a tropical forest forego sex for migration. Biol Lett 2011 0.88
36 Tracking cats: problems with placing feline carnivores on δO, δD isoscapes. PLoS One 2011 0.87
37 Characterising ontogenetic niche shifts in Nile crocodile using stable isotope (δ13C, δ15N) analyses of scute keratin. Isotopes Environ Health Stud 2012 0.87
38 Tracing waterbird exposure to total mercury and selenium: a case study at the solar saltworks of Thyna (sfax, Tunisia). Environ Sci Technol 2011 0.86
39 The influence of breeding colony and sex on mercury, selenium and lead levels and carbon and nitrogen stable isotope signatures in summer and winter feathers of Calonectris shearwaters. Oecologia 2008 0.86
40 Conservation through connectivity: can isotopic gradients in Africa reveal winter quarters of a migratory bird? Oecologia 2012 0.85
41 Critique: measuring hydrogen stable isotope abundance of proteins to infer origins of wildlife, food and people. Bioanalysis 2013 0.85
42 Individual differences in migratory behavior shape population genetic structure and microhabitat choice in sympatric blackcaps (Sylvia atricapilla). Ecol Evol 2013 0.84
43 Connecting breeding and wintering habitats of migratory piscivorous birds: implications for tracking contaminants (Hg) using multiple stable isotopes. Environ Sci Technol 2012 0.83
44 Organochlorine contaminants in seven species of Arctic seabirds from northern Baffin Bay. Environ Pollut 2004 0.83
45 Heterogeneity in stable isotope profiles predicts coexistence of populations of barn swallows Hirundo rustica differing in morphology and reproductive performance. Proc Biol Sci 2004 0.81
46 Temporal trends of mercury in marine biota of west and northwest Greenland. Mar Pollut Bull 2006 0.81
47 Influence of forage preferences and habitat use on 13C and 15N abundance in wild caribou (Rangifer tarandus caribou) and moose (Alces alces) from Canada. Isotopes Environ Health Stud 2010 0.80
48 Regional differences in collagen stable isotope and tissue trace element profiles in populations of long-tailed duck breeding in the Canadian Arctic. Sci Total Environ 2005 0.80
49 Regional, temporal, and species patterns of mercury in Alaskan seabird eggs: mercury sources and cycling or food web effects? Environ Pollut 2012 0.80
50 Switching hemispheres: a new migration strategy for the disjunct Argentinean breeding population of Barn Swallow (Hirundo rustica). PLoS One 2013 0.79
51 Adapting to a changing world: unraveling the role of man-made habitats as alternative feeding areas for slender-billed gull (Chroicocephalus genei). PLoS One 2012 0.78
52 Mast pulses shape trophic interactions between fluctuating rodent populations in a primeval forest. PLoS One 2012 0.78
53 Mercury stable isotopes in seabird eggs reflect a gradient from terrestrial geogenic to oceanic mercury reservoirs. Environ Sci Technol 2012 0.77
54 Examination of the bioaccumulation of halogenated dimethyl bipyrroles in an Arctic marine food web using stable nitrogen isotope analysis. Environ Pollut 2002 0.76
55 Tracing contaminants with delta15N measurements. Science 2005 0.75
56 Correction: Within-Site Variation in Feather Stable Hydrogen Isotope (δ2Hf) Values of Boreal Songbirds: Implications for Assignment to Molt Origin. PLoS One 2017 0.75
57 Correction: A Continent-Wide Migratory Divide in North American Breeding Barn Swallows (Hirundo rustica). PLoS One 2015 0.75
58 Pitfalls in comparing modern hair and fossil bone collagen C and N isotopic data to reconstruct ancient diets: a case study with cave bears (Ursus spelaeus). Isotopes Environ Health Stud 2014 0.75
59 Geographic differences in organic contaminants and stable isotopes (δ¹³C, δ¹⁵N) in thick-billed murre (Uria lomvia) eggs from Alaska. J Environ Monit 2011 0.75
60 The efficacy of scale sampling for monitoring trace element concentrations and stable isotopes in commercially harvested walleye (Sander vitreus). Isotopes Environ Health Stud 2015 0.75
61 Temporal trends of mercury in Greenland ringed seal populations in a warming climate. J Environ Monit 2012 0.75
62 Temporal trends of selected POPs and the potential influence of climate variability in a Greenland ringed seal population. Environ Sci Process Impacts 2013 0.75
63 Food use is affected by the experience of nest predation: implications for indirect predator effects on clutch size. Oecologia 2013 0.75
64 Changes in food web structure alter trends of mercury uptake at two seabird colonies in the Canadian Arctic. Environ Sci Technol 2014 0.75
65 Stable isotopes link diet to avian yolk carotenoid allocation: a comparative study of five auk species (Charadriiformes: Alcidae). Physiol Biochem Zool 2010 0.75
66 The influence of metabolic effects on stable hydrogen isotopes in tissues of aquatic organisms. Isotopes Environ Health Stud 2013 0.75