Scale deformities in Nile tilapia, Oreochromis niloticus, (Actinopterygii: Cichlidae) from Sudan
Дата
Авторы
Jawad,L.A.
Journal Title
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Volume Title
Издатель
Pensoft Publishers
Аннотация
Описание
Scale deformity in Nile tilapia, Oreochromis niloticus, (Actinopterygii: Cichlidae) is reported for the first time from Dongola, north of Sudan. The abnormal scales are fused pairs, with two well-developed foci. Developmental irregularity, probably caused by partially arrested growth, is believed to be the cause of such deformity.
Ключевые слова
fish , scale abnormality , Nile tilapia , Oreochromis niloticus , adverse environment , Sudan