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Improving seed production and genetic improvement of Asian seabass Lates calcarifer
Dissertation   Open access

Improving seed production and genetic improvement of Asian seabass Lates calcarifer

Khang V Pham
University of the Sunshine Coast, Queensland
Doctor of Philosophy, University of the Sunshine Coast
2019
DOI:
https://doi.org/10.25907/00165
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Abstract

Asian seabass selective breeding genetic selection genetic correlation heritability genotype by environment interaction cannibalism disease resistance RAD-sequencing genomic prediction
Genetic improvement for Asian seabass Lates calcarifer is challenging due to difficulties in reproduction, larval rearing and on-grow in captive environments. The sector is facing four major issues: 1) lack of productive genetic lines and shortage of high quality seeds in aquaculture, 2) poor survival during nursery and grow-out phases and high cannibalism, 3) substantial economic loss due to diseases and 4) lack of new methods (e.g., genomic selection) to improve traits that are lowly heritable or difficult and expensive to measure.

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