Blar i Havforskningsinstituttet på emneord "kjønnsmodning"
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Growth rate and age at sexual maturity of Atlantic salmon smoltifying at one and two years of age
(ICES CM Documents;1978/F:23, Working paper, 1978)Postsmolt growth rate and age at first maturation are compared for sibgroup or population groups of salmon originating from Norwegian rivers and fish farms. Generally high correlations were found between corresponding ... -
Individual growth rate and age at sexual maturity in rainbow trout
(ICES CM Documents;1978/F:22, Working paper, 1978)Growth rate and possible connection between growth rate and age at sexual maturity were studied on individually tagged rainbow trout from different sib groups. Great variation in growth rate and age at first sexual ... -
Long-term changes in age at sexual maturity of the northeast Arctic cod (Gadus morhua L.)
(ICES CM Documents;1988/G:42, Working paper, 1988)Maturity ogives of the Northeast Arctic cod for the year classes 1932 to 1976 were computed based on age and number of spawning zones in otoliths of cod caught on the spawning grounds at Lofoten. A reduction in the ... -
Report of the Workshop on Sexual Maturity Staging of Cod, Whiting, Haddock and Saith (WKMSCWHS) [13-16 November 2007 Copenhagen, Denmark]
(ICES CM documents;, Working paper, 2007) -
Report of the Workshop on Sexual Maturity Staging of Elasmobranchs (WKMSEL) [11-15 October 2010 Valetta, Malta]
(ICES CM documents;2010/ACOM:48, Working paper, 2010) -
Report of the Workshop on Sexual Maturity Staging of Mackerel and Horse Mackerel (WKMSMAC) [26-29 November 2007 Lisbon, Portugal]
(ICES CM documents;2007/ACFM:26, Working paper, 2007) -
Sexual maturation: Effect on protease activities and carotenoid levels in Atlantic salmon (Salmo salar)
(ICES CM Documents;1984/F:24, Working paper, 1984)Protease activities in the digestive tract and carotenoid levels in flesh, ovaries and plasma were determined in 4 to 4 1/2 year old Atlantic salmon (Salmo salar) during the period from early March until December. The ... -
Tidlig utsortering av kjønnsmodnende laks
(Rapport/Notat;AKVA 8910, Working paper, 1989-09-07)Målsetningen har vært å utvikle en ny metode for utsortering av kjønnsmodnende laks. Metoden en har funnet mest velegnet til dette er ultrasonografi (ultralyd). Ved å måle gonadediameteren på. et ultralydstverrsnitt kan ...