نوع مقاله : فیزیولوژی (جانوری)
نویسندگان
1 گروه شیلات، پردیس کشاورزی و منابع طبیعی کرج، دانشکده منابع طبیعی، دانشگاه تهران، کرج، ایران
2 سازمان تحقیقات، آموزش و ترویج کشاورزی (AREEO)، مؤسسه تحقیقات بین المللی تاس ماهیان دریای خزر، رشت، ایران
چکیده
کلیدواژهها
عنوان مقاله [English]
نویسندگان [English]
This study aimed to survey development of eye Beluga (Huso huso) from hatching time to 32 days after hatching and also determine the structure and organization of the various layers of development of eye and it was at this stage. At hatching, Great sturgeon larvae possess an undifferentiated lens and retina and the eye begins to differentiate at 2 days post-hatch. The most obvious changes of eye structural Beluga occurred between hatching time and 4 days after hatching when At this age, the eye wall has a developed and organized location, lens, iris, choroid, sclera, cornea and the vitreous cavity and at 8 days after hatching, all retinal layers observed quite distinct.
کلیدواژهها [English]