PUBLICATIONS

Peer-reviewed (10)

 

2021

  • Ramirez, MD, AC Besser, SD Newsome, and KW McMahon. In press. Meta-analysis of primary producer amino acid δ15N values and their influence on trophic position estimation. Methods in Ecology and Evolution (Cover Paper). https://doi.org/10.1111/2041-210X.13678

  • Avens, L, MD Ramirez, LR Goshe, J Clark, A Meylan, D Shaver, and M Godfrey. 2021. Hawksbills in US water: life stage durations, somatic growth patterns, age at maturation, and trophic dynamics. Endangered Species Research 45: 127–145. https://doi.org/10.3354/esr01123

  • Ramirez, MD, T Popovska*, and EA Babcock. 2021. Global synthesis of sea turtle von Bertalanffy growth parameters through Bayesian hierarchical modeling. Marine Ecology Progress Series. https://doi.org/10.3354/meps13544

2020

  • Avens, L, MD Ramirez, AG Hall, ML Snover, H Haas, MH Godfrey, M Cook, and SS Heppell. 2020. Regional differences in Kemp’s ridley sea turtle growth and maturation trajectories. Marine Ecology Progress Series. https://doi.org/10.3354/meps13507

  • Ramirez, MD, L Avens, LR Goshe, ML Snover, M Cook, HL Haas, and SS Heppell. 2020. Regional environmental drivers of Kemp’s ridley sea turtle somatic growth variation. Marine Biology. 167:146. https://doi.org/10.1007/s00227-020-03754-2

  • Ramirez, MD, L Avens, LR Goshe, ML Snover, M Cook, and SS Heppell. 2020. Regional variation in Kemp’s ridley sea turtle diet composition and its potential relationship with somatic growth. Frontiers in Marine Science 7:253. https://doi.org/10.3389/fmars.2020.00253

2015–2019

  • Ramirez, MD, JA Miller, E Parks*, L Avens, LR Goshe, JA Seminoff, ML Snover, and SS Heppell. 2019. Reconstructing sea turtle ontogenetic habitat shifts through trace element analysis of bone tissue. Marine Ecology Progress Series 608: 247-262. https://doi.org/10.3354/meps12796

  • Ramirez, MD, L Avens, JA Seminoff, LR Goshe, and SS Heppell. 2017. Growth dynamics of loggerhead sea turtles undergoing ontogenetic habitat shifts. Oecologia 183 (4): 1087-1099. https://doi.org/10.1007/s00442-017-3832-5

  • Ramirez, MD, L Avens, JA Seminoff, LR Goshe, and SS Heppell. 2015. Patterns of loggerhead turtle ontogenetic shifts revealed through isotopic analysis of annual skeletal growth increments. Ecosphere 6 (11): 1-17. https://doi.org/10.1890/ES15-00255.1

  • Turner Tomaszewicz, C, JA Seminoff, MD Ramirez, and CM Kurle. 2015. Effects of demineralization on the stable isotope analysis of bone samples. Rapid Communications in Mass Spectrometry 29 (20): 1879-1888. https://doi.org/10.1002/rcm.7295

In preparation

  • Ramirez, MD, L Avens, LR Goshe, AB Meylan, JM Clark, W Teas, DJ Shaver, MH Godfrey, L Howell, and KW McMahon. In manuscript. Molecular isotopes reveal divergent energy flow pathways in a critically endangered spongivorous turtle. 

  • Ramirez, MD, JA Miller, AE Shiel, L Avens, LR Goshe, ML Snover, and SS Heppell. In manuscript. Classification of Kemp’s ridley sea turtles to marine ecoregions through complementary skeletal and geochemical analyses.