Jackson and Sullivan, 1995


Jackson, L.F. and Sullivan, C.V. (1995) Reproduction of white perch: the annual gametogenic cycle. Trans. Am. Fish. Soc., pp. 563-577

Associated characteristics

Species Development state Trait Primary Data Secondary Data
Morone americana Female Maximum GSI value 7,67 ± 0,36 [April] 67.0 percent
Morone americana Male Onset of spermatogenesis It first rose significantly above basal summer values in November ['August', 'November', 'July', 'September']
Morone americana Male Maximum GSI value 4.60 ± 0.31 (April) 4.6 percent
Morone americana Female Resting period June to end of October [From May to September, atretic oocytes were found within their ovaries] No data
Morone americana Male Main spermatogenesis activity Two different months: November then March ['November', 'March']
Morone americana Female Onset of oogenesis The first significant rise from basal summer occur in November then regularly increase until March ['March', 'September', 'August', 'July', 'November']
Morone chrysops Female Onset of oogenesis Onset of vitellogenesis in October ['October']
Morone americana Female Intensifying oogenesis activity March ['March']
Morone americana Male Resting period About 0,2 (Basal summer value: June, July, September) 0.0 months
Morone americana Spawning conditions Parity Females may spawn more than once during an extended spawning season Iteroparous