| Gazsi et al. (2021b) | Hungary | Fresh sperm spawning III | OLSAI | Danio rerio | 42.9 | 27.5 | na | na |
| Gazsi et al. (2021b) | Hungary | Fresh sperm spawning IV | OLSAI | Danio rerio | 41.5 | 23.7 | na | na |
| Gazsi et al. (2021b) | Hungary | Fresh sperm spawning I | EF | Danio rerio | 21.7 | 30.7 | na | na |
| Gazsi et al. (2021b) | Hungary | Fresh sperm spawning II and III | EF | Danio rerio | 43.3 | 29.4 | na | na |
| Müller et al. (2019) | Hungary | Cryopreserved sperm | OLSAI | Clarias gariepinus | 23.5 | 16.1 | 17.7 | 13.2 |
| Müller et al. (2019) | Hungary | Cryopreserved + fresh sperm | OLSAI | Clarias gariepinus | 17.6 | 13.7 | 12.5 | 9.3 |
| Müller et al. (2019) | Hungary | Fresh sperm | EF | Clarias gariepinus | 71.0 | 14.4 | 61.0 | 11.5 |
| Müller et al. (2018a) | Hungary | Fresh sperm 2 hrs. before stripping | OLSAI | Cyprinus carpio | 46.7 | 15.0 | na | na |
| Müller et al. (2018a) | Hungary | Fresh sperm 12 hrs. before stripping | OLSAI | Cyprinus carpio | 41.0 | 15.7 | na | na |
| Müller et al. (2018a) | Hungary | Fresh sperm | EF | Cyprinus carpio | 85.8 | 4.2 | na | na |
| Ittzés et al. (2020) | Hungary | Fresh sperm | OLSAI | Rhamdia quelen | 82.1 | 9.4 | na | na |
| Ittzés et al. (2020) | Hungary | Fresh sperm hormone mix | OLSAI | Rhamdia quelen | 76.5 | 4.4 | na | na |
| Ittzés et al. (2020) | Hungary | Fresh sperm | EF | Rhamdia quelen | 75.6 | 9.3 | na | na |
| Müller et al. (2018b) | Hungary | Fresh sperm hormone mix | OLSAI | Clarias gariepinus | 74.7 | 18.4 | na | na |
| Müller et al. (2018b) | Hungary | Fresh sperm hormone mix + external fresh sperm | OLSAI | Clarias gariepinus | 75.1 | 11.5 | na | na |
| Müller et al. (2018b) | Hungary | Fresh sperm | OLSAI | Clarias gariepinus | 69.7 | 5.2 | na | na |
| Müller et al. (2018b) | Hungary | Fresh sperm to the left ovary and NaCl-dissolved hormone to the right ovary | OLSAI | Clarias gariepinus | 87.7 | 8.7 | na | na |
| Quyến et al. (2022) | Hungary | Fresh sperm | EF | Clarias gariepinus | 81.4 | 1.62 | 77.2 | 0.9 |
| Quyến et al. (2022) | Hungary | Fresh sperm | OLSAI | Hybrid (Clarias gariepinus × Heterobranchus longifilis) | 74.9 | 6.6 | 71.1 | 11.3 |
| Okomoda et al. (2023) | Nigeria | Fresh sperm | EF | Clarias gariepinus | 91.1 | 4.33 | 82.3 | 2.2 |
| Okomoda et al. (2023) | Nigeria | Fresh sperm | OLSAI | Clarias gariepinus | 93 | 3.57 | 81.8 | 4.2 |
| Gazsi et al. (2021a) | Hungary | Fresh sperm | EF | Danio rerio | 81.3 | 10.4 | na | na |
| Gazsi et al. (2021a) | Hungary | Fresh sperm from transgenic males but without males | OLSAI | Danio rerio | 12.6 | 9.2 | na | na |
| Gazsi et al. (2021a) | Hungary | Fresh sperm from transgenic males and males separated by a transparent plastic screen | OLSAI | Danio rerio | 11.8 | 16.3 | na | na |
| Varga et al. (2022) | Hungary | Fresh sperm | OLSAI | Sander lucioperca | 16.1 | 26.9 | na | na |
| Nargesi & Gorouhi (2024) | Iran | Fresh sperm | EF | Esox lucius | 62.4 | 1.9 | 88.5 | 1.7 |
| Nargesi & Gorouhi (2024) | Iran | Fresh sperm and hormone insemination | EF | Esox lucius | 65.6 | 3.6 | 91.2 | 1.7 |
| Nargesi & Gorouhi (2024) | Iran | Fresh sperm after 72 hrs. of hormone injection | OLSAI | Esox lucius | 60.5 | 2.4 | 86.1 | 3.4 |
| Nargesi & Gorouhi (2024) | Iran | Fresh sperm after 72 hrs. of hormone insemination | OLSAI | Esox lucius | 54.8 | 2.5 | 86.8 | 2.9 |
| Kucska et al. (2022) | Hungary | Fresh sperm | EF | Clarias gariepinus | na | na | 55.1 | 16.1 |
| Kucska et al. (2022) | Hungary | Fresh sperm hormone mix | OLSAI | Clarias gariepinus | na | na | 39.1 | 18.3 |
| Kucska et al. (2022) | Hungary | Fresh sperm | EF | Clarias gariepinus | na | na | 61.9 | 12.0 |
| Kucska et al. (2022) | Hungary | Fresh sperm | OLSAI | Clarias gariepinus | na | na | 46.0 | 9.2 |
| Kucska et al. (2022) | Hungary | Fresh sperm hormone mix | OLSAI | Clarias gariepinus | na | na | 35.1 | 21.2 |