Kopiejewska, 1989


Kopiejewska, W. (1989) A reserve of the oocytes of protoplasmatic growth in the ovaries of bream (Abramis brama L.) females in lake Sniardwy. Acta Ichthyologica et Piscatoria [ACTA ICHTHYOL. PISC.], pp. 117-129

Associated characteristics

Species Development state Trait Primary Data Secondary Data
Abramis brama Female Age at sexual maturity Bream females in Lake Sniardwy attain sexual maturity at the age of six, seven years […] It may be concluded that 6 and 7-years old females spawned for the first or second time in their life 6.0 year
Abramis brama Female Onset of oogenesis Vitellogenesis in the bream ovaries commenced in August in both lakes ['August']
Abramis brama Spawning conditions Spawning season Bream females in Lake Sniardwy commence spawning in May-June ['May', 'June']