Table 2. Effects of HCG at 1,000 IU/kg on ovarian development of Conger myriaster at various water temperatures.
| Temp. | No of individuals after 8th injection | No of individuals in the end of experiment | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Rate of increased body weight (%) | Developmental stage of the large oocytes (Oocyte diameter, μm) | ||||||||||
| 100–110 | 110–120 | 120–130 | 130–140 | PY | SY | TY | MN | GVBD | |||
| 12°C | 0 | 2 | 10 | 7 | 19 (552–790) | ||||||
| 14°C | 0 | 1 | 9 | 8 | 18 (890–1,303) | ||||||
| 16°C | 0 | 5 | 10 | 5 | 20 (564–729) | ||||||
1 fish died at 12°C, 2 fish died at 14°C.
PY, primary yolk globule stage; SY, secondary yolk globule stage; TY, tertiary yolk globule stage; MN, migratory nucleus stage; GVBD, germinal vesicle breakdown stage; HCG, human chorionic gonadotropin.