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Bopyrid isopods do not castrate the simultaneously hermaphroditic shrimp Lysmata amboinensis (Decapoda : Hippolytidae)

dc.contributor.authorCalado, Ricardo
dc.contributor.authorVitorino, Antonio
dc.contributor.authorDinis, Maria Teresa
dc.date.accessioned2018-12-07T14:53:46Z
dc.date.available2018-12-07T14:53:46Z
dc.date.issued2006-11
dc.description.abstractThis study evaluates possible parasitic castration induced by a bopyrid isopod of the genus Parabopyrella, which parasitizes the branchial chamber of the simultaneously hermaphroditic shrimp Lysmata amboinensis. Parasitized shrimp (PS) carried embryos and produced significantly fewer larvae (mean +/- SD: 363 +/- 102; p = 0.002) than formerly parasitized shrimp (FPS) (1297 +/- 143) and unparasitized shrimp (US) paired with other US (1409 +/- 102), with PS (1362 +/- 234) or with FPS (1384 +/- 157). Starvation trials revealed no significant differences in the quality of larvae produced by PS, FPS and US paired with other US, PS and FPS. Host embryo production is only quantitatively, not qualitatively, affected, probably due to nutritional drain and/or endocrine disruption caused by the parasite. The host male sexual system remains fully functional and 'reproductive death' does not occur. The feminization of pleopods that prevents parasitized males of gonochoric species from successfully copulating seems to have no effect on L. seticaudata: pleopods are always feminized during their transition from male to simultaneous hermaphrodite phase, with adults being able to successfully fertilize broods. Parabopyrella sp. significantly affects the female sexual system of its host, but does not cause castration, as recorded for L. seticaudata parasitized by the bopyrid isopod Eophryxus lysmatae (an abdominal parasite).
dc.identifier.doi10.3354/dao073073
dc.identifier.issn0177-5103
dc.identifier.urihttp://hdl.handle.net/10400.1/11677
dc.language.isoeng
dc.peerreviewedyes
dc.publisherInter-Research
dc.subjectProbopyrus pandalicola
dc.subjectHost
dc.subjectPalaemonidae
dc.subjectReproduction
dc.subjectEpicaridea
dc.subjectCaridea
dc.titleBopyrid isopods do not castrate the simultaneously hermaphroditic shrimp Lysmata amboinensis (Decapoda : Hippolytidae)
dc.typejournal article
dspace.entity.typePublication
oaire.citation.endPage76
oaire.citation.startPage73
oaire.citation.titleDiseases of Aquatic Organisms
oaire.citation.volume73
person.familyNameCalado
person.familyNameDinis
person.givenNameRicardo
person.givenNameMaria Teresa
person.identifier654278
person.identifier.ciencia-id2817-ECE8-7561
person.identifier.ciencia-id5414-4ACF-BF90
person.identifier.orcid0000-0002-1670-9335
person.identifier.orcid0000-0001-7813-1324
person.identifier.scopus-author-id6701738529
person.identifier.scopus-author-id7004150905
rcaap.rightsopenAccess
rcaap.typearticle
relation.isAuthorOfPublication6f3caba3-018c-47aa-8121-d3584dd63aa7
relation.isAuthorOfPublication309dec19-8aa9-4bea-8665-42dd4b3a9894
relation.isAuthorOfPublication.latestForDiscovery309dec19-8aa9-4bea-8665-42dd4b3a9894

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