Age Structure, Growth, and Survival Rates of an Insular Population of Hemidactylus turcicus

dc.authorid0000-0003-2934-7414
dc.contributor.authorAltunisik, Abdullah
dc.contributor.authorKurtul, Didem
dc.contributor.authorGul, Cigdem
dc.contributor.authorBoran, Begum
dc.contributor.authorTosunoglu, Murat
dc.date.accessioned2026-02-03T12:03:18Z
dc.date.available2026-02-03T12:03:18Z
dc.date.issued2025
dc.departmentÇanakkale Onsekiz Mart Üniversitesi
dc.description.abstractThe Mediterranean house gecko, Hemidactylus turcicus (Linnaeus, 1758), a widespread nocturnal lizard, exhibits diverse life-history traits, yet its insular populations in T & uuml;rkiye are underexplored. This study examines how Bozcaada's insular environment shapes the age structure, body size, growth rates, and sexual dimorphism of H. turcicus, providing a detailed demographic and morphometric baseline. We sampled 30 individuals (19 males, 11 females) from Bozcaada, & Ccedil;anakkale, T & uuml;rkiye, measuring snout-vent length (SVL), body mass, and additional traits (head length, width, height, forearm, and hind leg length). Age was determined via skeletochronology, counting phalangeal Lines of Arrested Growth (LAGs). Results show a maximum longevity of 7 years for males (mean: 4.26 +/- 0.33) and 6 years for females (mean: 3.91 +/- 0.41). SVL averaged 45.19 +/- 1.59 mm for males and 43.51 +/- 2.33 mm for females, with growth rates of 3.10 +/- 1.03 mm/year (males) and 3.58 +/- 1.24 mm/year (females), modeled using the von Bertalanffy equation. Sexual dimorphism was subtle (SDI = 0.04, male-biased), with no significant differences in morphometric traits between sexes. Survival rates were 0.78 for males and 0.76 for females, yielding adult life expectancies of 6.06 years (males) and 5.80 years (females), indicating a stable population. These findings suggest that Bozcaada's insular conditions, including limited resources and reduced predation, influence size, growth, and survival. This study establishes a novel profile of H. turcicus in an insular habitat, highlighting ecological adaptations and providing a foundation for future research and conservation strategies for this adaptable species.
dc.description.sponsorshipCanakkale Onsekiz Mart University
dc.description.sponsorshipScientific Research Coordination Unit [FYL-2021-3717]
dc.description.sponsorshipThis work was supported by Canakkale Onsekiz Mart University, the Scientific Research Coordination Unit, Project Number: FYL-2021-3717.
dc.identifier.doi10.1002/ece3.71735
dc.identifier.issn2045-7758
dc.identifier.issue7
dc.identifier.pmid40625324
dc.identifier.scopus2-s2.0-105009858194
dc.identifier.scopusqualityQ2
dc.identifier.urihttps://doi.org/10.1002/ece3.71735
dc.identifier.urihttps://hdl.handle.net/20.500.12428/35010
dc.identifier.volume15
dc.identifier.wosWOS:001522296100001
dc.identifier.wosqualityQ2
dc.indekslendigikaynakWeb of Science
dc.indekslendigikaynakScopus
dc.indekslendigikaynakPubMed
dc.language.isoen
dc.publisherWiley
dc.relation.ispartofEcology and Evolution
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanı
dc.rightsinfo:eu-repo/semantics/openAccess
dc.snmzKA_WOS_20260130
dc.subjectlifespan
dc.subjectMediterranean gecko
dc.subjectReptilia
dc.subjectsexual dimorphism
dc.subjectskeletochronology
dc.titleAge Structure, Growth, and Survival Rates of an Insular Population of Hemidactylus turcicus
dc.typeArticle

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