Kobayashi, 1986


No detailed citation.

Associated characteristics

Species Development state Trait Primary Data Secondary Data
Carassius auratus Spawning conditions Spawning period duration 4-5 4.5 weeks
Carassius auratus Female Maximum GSI value 10.5 ± 1.2 (May) 10.5 percent
Carassius auratus Male Maximum GSI value 3.2 ±0.4 [May] 3.2 percent
Carassius auratus Female Resting period August No data
Carassius auratus Female Onset of oogenesis GSI gradually increased from August to February (From 2.0 ±0.2 to 3.7 ±0.5) ['February', 'August']
Carassius auratus Female Intensifying oogenesis activity GSI rapidly increased in April (6.4 ± 1.0) ['April']
Carassius auratus Male Resting period 0.3 ± 0.1 [August, but a large increased was oberseved in the Autum: about 4%)] 0.3 months
Carassius auratus Spawning conditions Spawning season May 1 until June 9 ['May', 'June']