|
Total wet weight (with intervalvular water)
|
Negative allometry
|
Isometric growth
|
|
Sex ratio
|
1.13:1
|
1.3:1
|
|
Reproductive period
|
Resting stage
|
From December to March (T between 11.5 and 16.8 °C)
|
During the cold season, from December to early April (T < 14 °C)
|
|
Proliferation of the gonad and differentiation of the gametes
|
In early April and May (T between 18.2 and 20 °C)
|
In April, May and June (T between 14 and 20 °C)
|
|
Advanced gametogenesis
|
From June to July (T > 26 °C)
|
From June to beginning of July (T > 20 °C)
|
|
Maturation and spawning
|
Late July, end of August and early September (T between 25.1 and 35 °C)
|
Early July, August and late September (T between 22 and 27 °C)
|
|
Spent stage
|
November (T < 20 °C)
|
November (T < 20 °C)
|
