Detailed information On farm

Strain fact sheet:
BB 2 A

General stock information
Husbandry parameters
  • Aquaculture system
    raceway
  • Feeding basis
    complete feeding
Genetic parameters
  • Used molecular genetic methods
    Mikrosatellitenanalyse
  • Tissue sample accession number
    BB 2 A_1-20
  • Number of individuals analyzed by microsatellites
    20
  • Maximum number alleles per Microsatellite
    10
  • Mean number of alleles
    5.091
  • Allelic richness
    4.93
  • Expected degree of heterozygosity according to HWG (HE)
    0.614
  • Observed heterozygosity (HO)
    0.623
  • Inbreeding coefficient (FIS)
    -0.015
  • Minimal genetic divergence (FST min)
    0.0703
  • Maximum genetic divergence (FST) to other populations of the same species
    0.2553
  • Mean genetic divergence (FST) to other populations of the same species
    0.1156
  • Morphometric analyses
    Erfassung verschiedener morphometrischer Merkmale
  • Average total length in mm
    303.78
  • Average mass in g
    437.32
  • Average Corpulence Factor
    1.56
  • Standard length in percent of total length
    93.64
  • Head length in percent of total length
    17.39
  • Body height in percent of the total length
    25.69
  • Body height min in percent of total length
    9.49
  • Predorsal distance in percent of total length
    45.16
Strain parameters
  • Age of strain
    11-20 years
  • Strain management
    closed breeding scheme
  • Size basic population
    > 50
  • Number of male spawning fish
    500
  • Number of female spawning fish
    500
  • Number of males used for breeding
    200
  • Number of females used for breeding
    200
  • Effective population size
    > 100
  • Main use direction
    egg and fry production
  • Main breeding objective
    rearing and fattening performance
  • Selection intensity
    high (below 10 %)
  • Average utilization period of spawning fish
    short (1-2 years)
  • Spawning season
    normal
  • Management forecast over the next 10 years
    Maintenance of the breeding strain
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