A Redescription of the Bulla, Antennae, and Mouth Parts of Female Clavella sp. (Copepoda: Siphonostomatoida: Lernaeopodidae) Infesting Wild Gadus morhua Using Scanning Electron Microscopy (SEM)

Many members of the Copepod family Lernaeopodidae are well-known parasites of gadids. This study reports on the occurrence of a lernaeopodid infestation of wild-sourced Gadus morhua sampled from separate inshore (Gilbert Bay, NL) and offshore (Virgin Rocks, NL) populations from Newfoundland, Canada....

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Main Authors: Harry M. Murray, Jacqueline M. Hanlon, Kimberly Marshall, Corey Morris
Format: Article
Language:English
Published: Hindawi Limited 2020-01-01
Series:Journal of Parasitology Research
Online Access:http://dx.doi.org/10.1155/2020/8891448
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spelling doaj-258ae564cdc44fcc99b1df93c813d8f42021-01-04T00:00:44ZengHindawi LimitedJournal of Parasitology Research2090-00312020-01-01202010.1155/2020/8891448A Redescription of the Bulla, Antennae, and Mouth Parts of Female Clavella sp. (Copepoda: Siphonostomatoida: Lernaeopodidae) Infesting Wild Gadus morhua Using Scanning Electron Microscopy (SEM)Harry M. Murray0Jacqueline M. Hanlon1Kimberly Marshall2Corey Morris3AquacultureEcological Science SectionAquacultureEcological Science SectionMany members of the Copepod family Lernaeopodidae are well-known parasites of gadids. This study reports on the occurrence of a lernaeopodid infestation of wild-sourced Gadus morhua sampled from separate inshore (Gilbert Bay, NL) and offshore (Virgin Rocks, NL) populations from Newfoundland, Canada. The majority of the parasites were observed to be associated with the buccal cavity, gill filaments, gill arch, and occasionally near the outer edge of the operculum. Anatomical analysis and detailed redescriptions of the parasite’s functional anatomy (mouth parts, antennae, and bulla complex) using high-resolution SEM indicated that the parasite was most likely of the genus Clavella. New morphological details of the second antennae ornamentation, first maxillae, bulla complex, and the oral cone are provided and discussed with regard to their potential in taxonomic applications.http://dx.doi.org/10.1155/2020/8891448
collection DOAJ
language English
format Article
sources DOAJ
author Harry M. Murray
Jacqueline M. Hanlon
Kimberly Marshall
Corey Morris
spellingShingle Harry M. Murray
Jacqueline M. Hanlon
Kimberly Marshall
Corey Morris
A Redescription of the Bulla, Antennae, and Mouth Parts of Female Clavella sp. (Copepoda: Siphonostomatoida: Lernaeopodidae) Infesting Wild Gadus morhua Using Scanning Electron Microscopy (SEM)
Journal of Parasitology Research
author_facet Harry M. Murray
Jacqueline M. Hanlon
Kimberly Marshall
Corey Morris
author_sort Harry M. Murray
title A Redescription of the Bulla, Antennae, and Mouth Parts of Female Clavella sp. (Copepoda: Siphonostomatoida: Lernaeopodidae) Infesting Wild Gadus morhua Using Scanning Electron Microscopy (SEM)
title_short A Redescription of the Bulla, Antennae, and Mouth Parts of Female Clavella sp. (Copepoda: Siphonostomatoida: Lernaeopodidae) Infesting Wild Gadus morhua Using Scanning Electron Microscopy (SEM)
title_full A Redescription of the Bulla, Antennae, and Mouth Parts of Female Clavella sp. (Copepoda: Siphonostomatoida: Lernaeopodidae) Infesting Wild Gadus morhua Using Scanning Electron Microscopy (SEM)
title_fullStr A Redescription of the Bulla, Antennae, and Mouth Parts of Female Clavella sp. (Copepoda: Siphonostomatoida: Lernaeopodidae) Infesting Wild Gadus morhua Using Scanning Electron Microscopy (SEM)
title_full_unstemmed A Redescription of the Bulla, Antennae, and Mouth Parts of Female Clavella sp. (Copepoda: Siphonostomatoida: Lernaeopodidae) Infesting Wild Gadus morhua Using Scanning Electron Microscopy (SEM)
title_sort redescription of the bulla, antennae, and mouth parts of female clavella sp. (copepoda: siphonostomatoida: lernaeopodidae) infesting wild gadus morhua using scanning electron microscopy (sem)
publisher Hindawi Limited
series Journal of Parasitology Research
issn 2090-0031
publishDate 2020-01-01
description Many members of the Copepod family Lernaeopodidae are well-known parasites of gadids. This study reports on the occurrence of a lernaeopodid infestation of wild-sourced Gadus morhua sampled from separate inshore (Gilbert Bay, NL) and offshore (Virgin Rocks, NL) populations from Newfoundland, Canada. The majority of the parasites were observed to be associated with the buccal cavity, gill filaments, gill arch, and occasionally near the outer edge of the operculum. Anatomical analysis and detailed redescriptions of the parasite’s functional anatomy (mouth parts, antennae, and bulla complex) using high-resolution SEM indicated that the parasite was most likely of the genus Clavella. New morphological details of the second antennae ornamentation, first maxillae, bulla complex, and the oral cone are provided and discussed with regard to their potential in taxonomic applications.
url http://dx.doi.org/10.1155/2020/8891448
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