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Table 3
Hormonal doses for induced breeding of male and female fish of different species and their ovulation period (adapted from Sarder, 2007; Aktar et al., 2014; Debnath et al., 2020; Biswas et al., 2021).
| Species | Sex | 1st dose of hormone (PG) mg/kg and (HCG) IU/Kg | Interval (hrs) | Final dose of hormone (PG) mg/kg and (HCG) IU/Kg | Ovulation (hrs after final dose) | Hatching time (hrs) |
|---|---|---|---|---|---|---|
| Rui (Labeo rohita) | Female | 1–2 | 3–6 | 4–7 | 4–8 | 15–20 |
| Male | – | – | 1–2 | |||
| Catla (Catla catla) | Female | 0.5–2 | 3–6 | 4–7 | 5–8 | 15–20 |
| Male | – | – | 1–2 | |||
| Mrigal (Cirrhinus cirrhosis) | Female | 1–1.5 | 3–6 | 5–6 | 4–7 | – |
| Male | – | 1–1.5 | ||||
| Silver carp (Hypophthalmichthys molitrix) | Female | 0.75–1 | 3–9 | 4–6.5 | 6–8 | 18–24 |
| 200-250IU | 9–12 | 500IU+3mg | ||||
| Male | – | 1–2 | ||||
| Grass carp (Ctenopharyngodon idella) | Female | 0.5–2 | 6–8 | 4–6 | 5–7 | 18–24 |
| Male | – | 1–2 | ||||
| Bighead carp (Hypophthalmichthys nobilis) | Female | 0.75 | 6 | 6–8 | 18–24 | |
| 100-150IU | ||||||
| Male | – | – | 1.5–2 | |||
| Common carp (Cyprinus carpio) | Female | 1–0.5 | 3–6 | 4–5.5 | 6–8 | 24–36 |
| Male | – | – | 2 | |||
| Sharpunti (Puntius sarana) | Female | 0.25 | 6 | 4–5 | 6 | 15–20 |
| Male | – | 6 | 0.75–2 | |||
| Bata (Labeo bata) | Female | 0.25 | 6 | 4–4.5 | – | 15–20 |
| Male | – | 1–1.5 | ||||
| Pangas (Pangusius hypopthalmus) | Female | 2 | 6–9 | 5–6 | 8–12 | 24–36 |
| Male | – | 1 | ||||
| Magur (Clarias batrachus) | Female | 50 | 6–8 | 100 | 9–12 | 24–36 |
| Male | – | – | ||||
| Shing (Heteropnuestes fossilis) | Female | 70 | 6–8 | 70 | 8–10 | 27–30 |
| Male | – | – | – | – | ||
| Pabda (Ompok pabda) | Female | 3 | 6 | 15–17 | 7–8 | – |
| Male | – | – | 7–8 | |||
| Koi (Anabas testudineus) | Female | 3–4 | – | – | 9–12 | – |
| Male | 2 | – | – |
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