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artículo
Publicado 2025
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The aim of this study was to evaluate the induced reproduction and embryonic development of the four-banded prochilod (Schizodon fasciatus) in the Peruvian Amazon. Five females with oocytes showing nuclear migration and five males that released seminal fluid under slight pressure were selected. Buserelin acetate (Conceptase) in injectable solution was used as a hormonal inducer, with doses of 1.3 ml/kg for females and 0.5 ml/kg for males. Spawning and wet fertilization were carried out in circular tanks where the fertilized and hydrated eggs were collected. Incubation was performed in 40 L Woynarovich-type incubators, where embryonic development was characterized. The females spawned 42.2 L of fertilized and hydrated eggs with a diameter of 3.33 ± 0.29 mm. During incubation (13 to 15 hours), the organogenesis to hatching phase was described, resulting in a total of 626 781 larvae with ...