Exposure and effects assessment of persistent organohalogen contaminants in arctic wildlife and fish

RJ Letcher, JO Bustnes, R Dietz, BM Jenssen… - Science of the Total …, 2010‏ - Elsevier
Persistent organic pollutants (POPs) encompass an array of anthropogenic organic and
elemental substances and their degradation and metabolic byproducts that have been found …

[HTML][HTML] State of knowledge on current exposure, fate and potential health effects of contaminants in polar bears from the circumpolar Arctic

H Routti, TC Atwood, T Bechshoft, A Boltunov… - Science of the Total …, 2019‏ - Elsevier
The polar bear (Ursus maritimus) is among the Arctic species exposed to the highest
concentrations of long-range transported bioaccumulative contaminants, such as …

Evaluation of physiological stress in free‐ranging bears: current knowledge and future directions

NL Babic, CP Johnstone, S Reljić, A Sergiel… - Biological …, 2023‏ - Wiley Online Library
Stress responses, which are mediated by the neurogenic system (NS) and hypothalamic–
pituitary–adrenal (HPA) axis help vertebrates maintain physiological homeostasis. Fight‐or …

Two decades of biomonitoring polar bear health in Greenland: a review

C Sonne, RJ Letcher, TØ Bechshøft, FF Rigét… - Acta Veterinaria …, 2012‏ - Springer
We present an overview of studies of anthropogenic pollutants in East Greenland polar
bears over the period of 1999-2011. East Greenland polar bears are among the most …

Fluctuating wing asymmetry and hepatic concentrations of persistent organic pollutants are associated in European shag (Phalacrocorax aristotelis) chicks

BM Jenssen, JB Aarnes, KM Murvoll, D Herzke… - Science of the total …, 2010‏ - Elsevier
In aquatic birds, high body burdens of persistent organic pollutants (POPs) have been
associated with developmental effects related to growth, increased fluctuating wing …

Fluctuating asymmetry in metric traits; a practical example of calculating asymmetry, measurement error, and repeatability

TØ Bechshøft, FF Rigét, Ø Wiig, C Sonne - Annales Zoologici Fennici, 2008‏ - BioOne
We present an example of background statistics in studies of fluctuating asymmetry (FA);
calculations of asymmetry, measurement error (ME), and repeatability. Nine bilateral metric …

On the integration of ecological and physiological variables in polar bear toxicology research: a systematic review

T Bechshoft, AE Derocher, M Viengkone… - Environmental …, 2018‏ - cdnsciencepub.com
Ecotoxicology evolved as a scientific field as awareness of the unintended effects of
anthropogenic pollutants in biota increased. Polar bears (Ursus maritimus) are often the …

Differences in growth, size and sexual dimorphism in skulls of East Greenland and Svalbard polar bears (Ursus maritimus)

TØ Bechshøft, C Sonne, FF Rigét, Ø Wiig, R Dietz - Polar Biology, 2008‏ - Springer
Size, growth and sexual dimorphism of nine skull traits was studied in 300 East Greenland
and 391 Svalbard polar bears (Ursus maritimus). Two traits were significantly larger in bears …

Size and density of East Greenland polar bear (Ursus maritimus) skulls: Valuable bio-indicators of environmental changes?

C Sonne, TØ Bechshøft, FF Rigét, HJ Baagøe… - Ecological …, 2013‏ - Elsevier
There is an increasing interest in assessing the relationship between climatic oscillations,
environmental contaminants and the modelling of animal physiological and morphological …