Stable isotopes and elasmobranchs: tissue types, methods, applications and assumptions

NE Hussey, MA MacNeil, JA Olin… - Journal of Fish …, 2012 - Wiley Online Library
Stable‐isotope analysis (SIA) can act as a powerful ecological tracer with which to examine
diet, trophic position and movement, as well as more complex questions pertaining to …

Research priorities to support effective manta and devil ray conservation

JD Stewart, FRA Jaine, AJ Armstrong… - Frontiers in Marine …, 2018 - frontiersin.org
Manta and devil rays are filter-feeding elasmobranchs that are found circumglobally in
tropical and subtropical waters. Although relatively understudied for most of the Twentieth …

A global perspective on the trophic geography of sharks

CS Bird, A Veríssimo, S Magozzi, KG Abrantes… - Nature ecology & …, 2018 - nature.com
Sharks are a diverse group of mobile predators that forage across varied spatial scales and
have the potential to influence food web dynamics. The ecological consequences of recent …

Cenozoic megatooth sharks occupied extremely high trophic positions

ER Kast, ML Griffiths, SL Kim, ZC Rao, K Shimada… - Science …, 2022 - science.org
Trophic position is a fundamental characteristic of animals, yet it is unknown in many extinct
species. In this study, we ground-truth the 15N/14N ratio of enameloid-bound organic matter …

Trophic position estimates of marine teleosts using amino acid compound specific isotopic analysis

CJ Bradley, NJ Wallsgrove, CA Choy… - Limnology and …, 2015 - Wiley Online Library
The increasing use of trophic position (TP) for assessing and describing ecosystems has
resulted in the emergence of novel techniques for accurate and accessible measurements …

Using Stable Isotope Analysis to Understand the Migration and Trophic Ecology of Northeastern Pacific White Sharks (Carcharodon carcharias)

AB Carlisle, SL Kim, BX Semmens, DJ Madigan… - PloS one, 2012 - journals.plos.org
The white shark (Carcharodon carcharias) is a wide-ranging apex predator in the
northeastern Pacific (NEP). Electronic tagging has demonstrated that white sharks exhibit a …

Isotopic incorporation rates for shark tissues from a long-term captive feeding study

SL Kim, CM del Rio, D Casper… - Journal of Experimental …, 2012 - journals.biologists.com
Stable isotope analysis has provided insight into the dietary and habitat patterns of many
birds, mammals and teleost fish. A crucial biological parameter to interpret field stable …

Ontogenetic and among-individual variation in foraging strategies of northeast Pacific white sharks based on stable isotope analysis

SL Kim, MT Tinker, JA Estes, PL Koch - 2012 - journals.plos.org
There is growing evidence for individuality in dietary preferences and foraging behaviors
within populations of various species. This is especially important for apex predators, since …

Movements and foraging of predators associated with mesophotic coral reefs and their potential for linking ecological habitats

YP Papastamatiou, CG Meyer, RK Kosaki… - Marine Ecology …, 2015 - int-res.com
Marine predators will often perform diel and seasonal movements associated with specific
habitats. In tropical areas, mesophotic coral reefs may be an important habitat type for many …

Interactive effects of urea and lipid content confound stable isotope analysis in elasmobranch fishes

AB Carlisle, SY Litvin, DJ Madigan… - Canadian Journal of …, 2017 - cdnsciencepub.com
Stable isotope analysis (SIA) is becoming a commonly used tool to study the ecology of
elasmobranchs. However, the retention of urea by elasmobranchs for osmoregulatory …