Table 3 A comparison of body weight (Ww) and the spermatophoric complex index (SCI) and gonadosomatic index (GSI) of mature male and female Sepiola atlantica collected from Y Foryd Bay and Traeth Penrhos between 2006 and 2008
Site | Sex | N | Mean Ww (± SE) (g) of Sepiola | Range (g) | Mean SCI or GSI (±SE) (%) | Range (%) min (max) | Sig. diff in SCI or GSI (%) between ♂ & ♀ |
|---|---|---|---|---|---|---|---|
Y Foryd Bay | ♂ | 57 | 1.52 (±0.05) | 0.81–3.47 | 2.35 (±0.11) | 0.81 (5.39) | Significant |
Y Foryd Bay | ♀ | 68 | 1.81 (±0.07) | 0.93–4.78 | 8.70 (±0.85) | 7.08 (33.29) | |
Traeth Penrhos | ♂ | 10 | 1.41 (±0.19) | 0.82–2.78 | 2.78 (±0.37) | 1.92 (6.04) | Significant |
Traeth Penrhos | ♀ | 14 | 1.62 (±0.12) | 1.13–2.72 | 9.88 (±1.56) | 5.84 (21.70) |