Age and Growth of Quillback Rockfish (<i>Sebastes maliger</i>) at High Latitude

Data on age and growth of fishes is critical for effective management; however, growth rates documented in one location may not be representative of other locations, especially for species that occur across wide geographic ranges. <i>Sebastes maliger</i>, quillback rockfish, occur across...

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Main Authors: Camron J. Christoffersen, Dennis K. Shiozawa, Andrew D. Suchomel, Mark C. Belk
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Fishes
Subjects:
Online Access:https://www.mdpi.com/2410-3888/7/1/38
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author Camron J. Christoffersen
Dennis K. Shiozawa
Andrew D. Suchomel
Mark C. Belk
author_facet Camron J. Christoffersen
Dennis K. Shiozawa
Andrew D. Suchomel
Mark C. Belk
author_sort Camron J. Christoffersen
collection DOAJ
description Data on age and growth of fishes is critical for effective management; however, growth rates documented in one location may not be representative of other locations, especially for species that occur across wide geographic ranges. <i>Sebastes maliger</i>, quillback rockfish, occur across a broad latitudinal range, but their growth patterns have been quantified only in the southern part of their range. To provide information for <i>S. maliger</i> in the more northern part of its range, we report age and growth patterns derived from otolith analysis from a population collected in southeast Alaskan waters. In southeast Alaska mean annual growth increments for years 1 and 2 range from 60–80 mm, and for ages 6–9 annual growth increments average about 20 mm. From age 10 on average the annual growth increment is about 5 mm. These data can be used in conjunction with harvest data to manage stocks of <i>S. maliger</i> in Alaskan waters.
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spelling doaj.art-81178f731eda48e19b5456340e03c2872023-11-23T19:51:47ZengMDPI AGFishes2410-38882022-02-01713810.3390/fishes7010038Age and Growth of Quillback Rockfish (<i>Sebastes maliger</i>) at High LatitudeCamron J. Christoffersen0Dennis K. Shiozawa1Andrew D. Suchomel2Mark C. Belk3Department of Biology, Brigham Young University, Provo, UT 84602, USADepartment of Biology, Brigham Young University, Provo, UT 84602, USADepartment of Biology, Brigham Young University, Provo, UT 84602, USADepartment of Biology, Brigham Young University, Provo, UT 84602, USAData on age and growth of fishes is critical for effective management; however, growth rates documented in one location may not be representative of other locations, especially for species that occur across wide geographic ranges. <i>Sebastes maliger</i>, quillback rockfish, occur across a broad latitudinal range, but their growth patterns have been quantified only in the southern part of their range. To provide information for <i>S. maliger</i> in the more northern part of its range, we report age and growth patterns derived from otolith analysis from a population collected in southeast Alaskan waters. In southeast Alaska mean annual growth increments for years 1 and 2 range from 60–80 mm, and for ages 6–9 annual growth increments average about 20 mm. From age 10 on average the annual growth increment is about 5 mm. These data can be used in conjunction with harvest data to manage stocks of <i>S. maliger</i> in Alaskan waters.https://www.mdpi.com/2410-3888/7/1/38sagittal otolithsomatic growthlong-lived fishes
spellingShingle Camron J. Christoffersen
Dennis K. Shiozawa
Andrew D. Suchomel
Mark C. Belk
Age and Growth of Quillback Rockfish (<i>Sebastes maliger</i>) at High Latitude
Fishes
sagittal otolith
somatic growth
long-lived fishes
title Age and Growth of Quillback Rockfish (<i>Sebastes maliger</i>) at High Latitude
title_full Age and Growth of Quillback Rockfish (<i>Sebastes maliger</i>) at High Latitude
title_fullStr Age and Growth of Quillback Rockfish (<i>Sebastes maliger</i>) at High Latitude
title_full_unstemmed Age and Growth of Quillback Rockfish (<i>Sebastes maliger</i>) at High Latitude
title_short Age and Growth of Quillback Rockfish (<i>Sebastes maliger</i>) at High Latitude
title_sort age and growth of quillback rockfish i sebastes maliger i at high latitude
topic sagittal otolith
somatic growth
long-lived fishes
url https://www.mdpi.com/2410-3888/7/1/38
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