Genetics and Fish Breeding [Hardcover]

Genetics and Fish Breeding provides a thorough review of this important subject, highlighting species which are bred commercially, such as salmon, trout, carp and goldfish. The author, who is an acknowledged expert in this subject, has drawn together a wealth of information, providing a book which should be bought by all fish biologists, fisheries scientists, geneticists and aquarists.Preface. The scope of applied fish genetics. Introduction. Fish cultivation. Ornamental fish breeding. Fishing. Habitat destruction. Sexuality and reproduction. Gonochorism. Primary sexual characteristics. Secondary sexual characteristics. Modes of reproduction. Egg production. Production of spermatozoa. Fertilization. Cryopreservation. Mendelian inheritance: I. Colour. The beginning. Simple gene effects. Complex effects of alleles. Interaction of genes. Summary of colour genetics. Mendelian inheritance: II. Characters other than colour. Introduction. Scale patterns of carp. Scale patterns in sticklebacks. Body shape. Fin shape. Electrophoretic variations. Miscellaneous characteristics. Quantitative genetics: I. Metrical characteristics. Introduction. Polygenic inheritance. Heritability. Growth rate. Stocks and strains. Spawning time. Food conversion efficiency. Disease resistance. Selective improvement in fancy fish. Quantitative genetics: II. Population studies. Introduction. Blood groups. Electrophoresis of soluble proteins. Inferences from population data. Molecular studies. Inbreeding. Application of electrophoresis. Summary. Chromosomes of fish. Introduction. Methods in cytology. Chromosome numbers and gross morphology. Linkage and chromosome mapping. Sex determination. Introduction. Sex ratio. Sex linkage. Sex chromosome maps. Sex reversal and sex determination. Hybridization and sex determination. Gynogenesis and sex determination. Cytology of sex chromosomes. An oddity, the H-Y antigen. Hybridization. Introduction. Hybridization in nature. Artificl³ª