success and consequent reduced production of offspring. We explore the empirical basis of one of these in Atlantic cod using egg fertilization and male abundance data obtained from 21 experimental populations generated by three independent research programmes. We find ICES Journal of Marine Science,...
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ftciteseerx:oai:CiteSeerX.psu:10.1.1.523.2781 2023-05-15T15:26:23+02:00 The Pennsylvania State University CiteSeerX Archives 2003 application/pdf http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.523.2781 http://myweb.dal.ca/jhutch/publications_pdfs/2004_row_hut_ices.pdf en eng http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.523.2781 http://myweb.dal.ca/jhutch/publications_pdfs/2004_row_hut_ices.pdf Metadata may be used without restrictions as long as the oai identifier remains attached to it. http://myweb.dal.ca/jhutch/publications_pdfs/2004_row_hut_ices.pdf Allee effect Atlantic cod conservation depensation fertilization mate choice mate competition mating system text 2003 ftciteseerx 2016-01-08T10:14:26Z success and consequent reduced production of offspring. We explore the empirical basis of one of these in Atlantic cod using egg fertilization and male abundance data obtained from 21 experimental populations generated by three independent research programmes. We find ICES Journal of Marine Science, 61: 1144e1150 (2004)support for the hypotheses that (a) fertilization rate declines with abundance and (b) variance in fertilization rate increases as population size declines. The former identifies one potential mechanism underlying depensation in Atlantic cod. The latter has negative genetic consequences for effective population size (Ne), resulting in a decline in the ratio of Ne to census population size (Ne/Nc) with declining abundance. Our results may have general implications for the conservation biology of broadcast-spawning marine fish, particularly those with mating systems similar to that of Atlantic cod. Text atlantic cod Unknown |
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English |
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Allee effect Atlantic cod conservation depensation fertilization mate choice mate competition mating system |
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Allee effect Atlantic cod conservation depensation fertilization mate choice mate competition mating system |
topic_facet |
Allee effect Atlantic cod conservation depensation fertilization mate choice mate competition mating system |
description |
success and consequent reduced production of offspring. We explore the empirical basis of one of these in Atlantic cod using egg fertilization and male abundance data obtained from 21 experimental populations generated by three independent research programmes. We find ICES Journal of Marine Science, 61: 1144e1150 (2004)support for the hypotheses that (a) fertilization rate declines with abundance and (b) variance in fertilization rate increases as population size declines. The former identifies one potential mechanism underlying depensation in Atlantic cod. The latter has negative genetic consequences for effective population size (Ne), resulting in a decline in the ratio of Ne to census population size (Ne/Nc) with declining abundance. Our results may have general implications for the conservation biology of broadcast-spawning marine fish, particularly those with mating systems similar to that of Atlantic cod. |
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The Pennsylvania State University CiteSeerX Archives |
format |
Text |
publishDate |
2003 |
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http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.523.2781 http://myweb.dal.ca/jhutch/publications_pdfs/2004_row_hut_ices.pdf |
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atlantic cod |
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atlantic cod |
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http://myweb.dal.ca/jhutch/publications_pdfs/2004_row_hut_ices.pdf |
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http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.523.2781 http://myweb.dal.ca/jhutch/publications_pdfs/2004_row_hut_ices.pdf |
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1766356872261009408 |