Roldán A. Valverde

Sea Turtle Conservancy — United States

Environmental Science · Physical Sciences

16h-index759citations58works0.82yr avg
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Research Topics

Turtle Biology and Conservation(44), Amphibian and Reptile Biology(18), Wildlife Conservation and Criminology Analyses(16), Avian ecology and behavior(11), Animal Behavior and Reproduction(7)

Publications57 total

Biomarkers of foraging and reproduction in captive adult female hawksbill sea turtles ( <i>Eretmochelys imbricata</i> )
Conservation Physiology·2026Open Access
Isolation and molecular identification of pathogens causing sea turtle egg fusariosis in key nesting beaches in Costa Rica
PLoS ONE·2025· 1 citedOpen Access
Ecological insights and management implications of the global migratory connectivity of green turtles
2025Open Access
Nesting population trend of the leatherback sea turtle in Bocas del Toro province and Comarca Ngäbe-Buglé, Panama for the period 2002–2022
Global Ecology and Conservation·2025Open Access
Local ecological knowledge and community perceptions of a nascent arribada beach in Costa Rica
Environmental Development·2024· 2 cited
Husbandry Protocols for Juvenile Loggerhead Sea Turtles ( <i>Caretta caretta</i> ) Based on Stress Response to Stocking Density and Dry-Dock Time
Journal of Applied Animal Welfare Science·2024· 1 cited
Adaptation of sea turtles to climate warming: Will phenological responses be sufficient to counteract changes in reproductive output?
Global Change Biology·2023· 41 citedOpen Access
First skeletochronological analysis on loggerhead yearlings (Caretta caretta) in the Canary Islands
Marine Biology·2023· 1 citedOpen Access
Reassessment of the olive ridley sea turtle <i>Lepidochelys olivacea</i> nesting population at Nancite Beach, Costa Rica
Marine Ecology·2023· 3 cited
Using Plasma Vitellogenin in Loggerhead Sea Turtles to Assess Reproductive Maturation and Estrogen-Like Contaminant Exposure
Environmental Toxicology and Chemistry·2023· 4 citedOpen Access
Plasma Vitellogenin and Testosterone in Diamond-backed Terrapins (Malaclemys terrapin) during the Nesting Season in Coastal New Jersey
Ichthyology & Herpetology·2023· 1 cited
Evaluation of Putative Hybrid Hatchlings between Hawksbill Sea Turtle (Eretmochelys imbricata) and Green Sea Turtle (Chelonia mydas) in Tortuguero, Costa Rica
Journal of Herpetology·2022
Illegal take of nesting sea turtles in Tortuguero, Costa Rica: Conservation, trade, or tradition?
Journal of Environmental Management·2022· 7 citedOpen Access
Historical Records of Loggerhead Sea Turtle (Caretta caretta) Nesting at Tortuguero, Costa Rica
Journal of Herpetology·2022· 1 cited
Corozalito: a nascent arribada nesting beach in Costa Rica
Marine Biology·2022· 6 citedOpen Access
Quantifying Illegal Extraction of Sea Turtles in Costa Rica
Frontiers in Conservation Science·2021· 14 citedOpen Access
Identification of the Gulf of Mexico as an important high‐use habitat for leatherback turtles from Central America
Ecosphere·2021· 12 citedOpen Access
Theoretical modeling and neritic monitoring of loggerhead <i>Caretta caretta</i> [Linnaeus, 1758] sea turtle sex ratio in the southeast United States do not substantiate fears of a male‐limited population
Global Change Biology·2021· 10 citedOpen Access
Assessment of captive rearing conditions on loggerhead hatchlings: Effect of handling frequency and stocking density
Journal of Experimental Zoology Part A Ecological and Integrative Physiology·2021· 2 citedOpen Access
Olive Ridleys: The Quirky Turtles That Conquered the World
VBN Forskningsportal (Aalborg Universitet)·2021· 5 cited
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Frequent Co-authors

Luis G. Fonseca(10), Jaime Restrepo(9), Vanessa S. Bézy(6), Daniela Rojas‐Cañizales(6), Carmen Mejías-Balsalobre(4), Héctor Barrios–Garrido(4), Wilbert N. Villachica(4), Eduardo Cuevas(3), Marc Girondot(3), Pilar Santidrián Tomillo(3), Nathan F. Putman(3), Robert R. Kraemer(3), Michelle Francois(3), V. Daniel Castracane(3), Michael D. Arendt(3), Kyle W. Selcer(3), Jimena Gutiérrez-Lince(3), Alejandro Usategui‐Martín(3), Karen A. Bjorndal(2), Alan B. Bolten(2)