Banks et al, 1999


Banks, S.D. and Thomas, P. and Baer, K.N. (1999) Seasonal variations in hepatic and ovarian zinc concentrations during the annual reproductive cycle in female channel catfish (Ictalurus punctatus). Comparative Biochemistry and Physiology, C [Comp. Biochem. Physiol., C], pp. 65-72

Associated characteristics

Species Development state Trait Primary Data Secondary Data
Ictalurus punctatus Female Onset of oogenesis A slight increase from November until March ['January', 'February', 'March', 'November']
Ictalurus punctatus Female Intensifying oogenesis activity A siginificant increase (148%) in April ['April']
Ictalurus punctatus Female Maximum GSI value 15.2 [June] 15.2 percent
Ictalurus punctatus Female Resting period About 4 [From July until November] 4.0 months