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Sexual dimorphism in corallite size and modularity of a broadcast spawning coral, Porites lobata
Ricardo M. Pedraza-Pohlenz
Eduardo Francisco Balart Páez
Jose de Jesus Adolfo Tortolero Langarica
ALMA PAOLA RODRIGUEZ TRONCOSO
Michael Hellberg
Carlos Orión Norzagaray López
RAFAEL ANDRES CABRAL TENA
AMILCAR LEVI CUPUL MAGANA
DAVID ARTURO PAZ GARCIA
Acceso Abierto
Atribución-NoComercial-SinDerivadas
DOI: https://doi.org/10.3389/fmars.2022.1068391
URL: https://www.frontiersin.org/articles/10.3389/fmars.2022.1068391/full#:~:text=Corallite%20area%20in%20P.,between%20sexes%20in%20both%20P.
ISSN: 22967745
reproduction, morphometrics, Porites, corallite, Eastern Tropical Pacific (ETP), phenotypic modularity
"Differences in selective pressures and the energetic cost of gametes in gonochoristic corals should vary with the sex of the colony, which may lead to sexual dimorphism. Coral colonies are composed of subunits (corallites) that create a complex morphological architecture. If corallite features are distinct between sexes, then the degree of coordinated change among these subunits may also vary (phenotypic modularity). This study tested for sexual dimorphism in the corallites of the reef-building coral Porites lobata, a gonochoric broadcast spawner, and compared this with previously demonstrated sexual dimorphism in its congener P. panamensis, a gonochoric brooder. Corallite area in P. lobata was 17% larger for males than for females (p < 0.05). Phenotypic modularity analysis showed that the integration of skeletal traits differs between sexes in both P. lobata and in P. panamensis. In P. lobata, females showed a higher trait integration than males, while the opposite pattern was observed in P. panamensis. Our results demonstrate corallite traits differentiate between sexes and suggest that between-sex differences in the degree of corallite integration may vary with reproductive mode."
Frontiers Media SA
2023
Artículo
Frontiers in Marine Science
Inglés
Pedraza-Pohlenz RM, Balart EF, Tortolero-Langarica JJA, Rodríguez-Troncoso AP, Hellberg ME, Norzagaray-López O, Cabral-Tena RA, Cupul-Magaña AL and Paz-García DA (2023) Sexual dimorphism in corallite size and modularity of a broadcast spawning coral, Porites lobata. Front. Mar. Sci. 9:1068391. doi: 10.3389/fmars.2022.1068391
ECOLOGÍA ANIMAL
Versión publicada
publishedVersion - Versión publicada
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