Methods of estimating marine mammal diets: a review of validation experiments and sources of bias and uncertainty

WD Bowen, SJ Iverson - Marine Mammal Science, 2013 - Wiley Online Library
Diet estimation in marine mammals relies on indirect methods including recovery of prey
hard parts from stomachs and feces, quantitative fatty acid signature analysis (QFASA) …

PCR enrichment techniques to identify the diet of predators

R O'rorke, S Lavery, A Jeffs - Molecular Ecology Resources, 2012 - Wiley Online Library
The increasing sensitivity of PCR has meant that in the last two decades PCR has emerged
as a major tool in diet studies, enabling us to refine our understanding of trophic links and to …

Molecular scatology as a tool to study diet: analysis of prey DNA in scats from captive Steller sea lions

BE Deagle, DJ Tollit, SN Jarman, MA Hindell… - Molecular …, 2005 - Wiley Online Library
The DNA of prey present in animal scats may provide a valuable source of information for
dietary studies. We conducted a captive feeding trial to test whether prey DNA could be …

Dietary analysis from fecal samples: how many scats are enough?

AW Trites, R Joy - Journal of Mammalogy, 2005 - academic.oup.com
Diets of mammals are increasingly being inferred from identification of hard parts from prey
eaten and recovered in fecal remains (scats). Frequencies with which particular prey …

Phenological mismatch in Arctic‐breeding shorebirds: Impact of snowmelt and unpredictable weather conditions on food availability and chick growth

ST Saalfeld, DC McEwen, DC Kesler… - Ecology and …, 2019 - Wiley Online Library
The ecological consequences of climate change have been recognized in numerous
species, with perhaps phenology being the most well‐documented change. Phenological …

Quantitative analysis of prey DNA in pinniped faeces: potential to estimate diet composition?

BE Deagle, DJ Tollit - Conservation genetics, 2007 - Springer
We investigate using relative amounts of prey DNA recovered from pinniped faeces to obtain
diet composition data. Faeces were obtained from captive sea lions being fed a diet …

Deciphering Eurasian otter (Lutra lutra L.) and seal (Phoca vitulina L.; Halichoerus grypus F.) diet: Metabarcoding tailored for fresh and saltwater fish species

JO Boyi, E Heße, S Rohner, J Säurich… - Molecular …, 2022 - Wiley Online Library
Long‐lived top predators shape biodiversity structure in their ecosystems and predator–prey
interactions are critical in decoding how communities function. Studies on the foraging …

Protocols for metagenomic DNA extraction and Illumina amplicon library preparation for faecal and swab samples

ATE Vo, JA Jedlicka - Molecular ecology resources, 2014 - Wiley Online Library
Next‐generation sequencing (NGS) technology has extraordinarily enhanced the scope of
research in the life sciences. To broaden the application of NGS to systems that were …

Development and application of DNA techniques for validating and improving pinniped diet estimates

DJ Tollit, AD Schulze, AW Trites… - Ecological …, 2009 - Wiley Online Library
Polymerase chain reaction techniques were developed and applied to identify DNA from>
40 species of prey contained in fecal (scat) soft‐part matrix collected at terrestrial sites used …

[HTML][HTML] Metabarcoding of fecal samples to determine herbivore diets: A case study of the endangered Pacific pocket mouse

DD Iwanowicz, AG Vandergast, RS Cornman… - PloS one, 2016 - journals.plos.org
Understanding the diet of an endangered species illuminates the animal's ecology, habitat
requirements, and conservation needs. However, direct observation of diet can be difficult …