The study on the nutrition of the juvenile sturgeon (Acipenser Persicus) in fish ponds of Shahid Rajaie';s centre (1999)
2003
Aghaei moghadam, A. A., Research Center of Sturgeon fish, Voshmgir Dam. Gorgan, Iran | H, Aslan Parviz, Member of Scientific Board of Gorgan University
This project was done in pisciculture of Shahid Rajaie centre in Sari. At first 3 pools with equal area were selected randomly. During 6 weeks from 30.3.1999 to 31.5.1999 were sampled with fishes, zooplanktons and zoobenthoses. After collecting and classifying of data, were identified cladocerans belonging to 2 families, 6 genera and 9 species. On the other hand two genera of copepods were identifeid and Ostracodans were observed abundantly in ponds. One genus belonging to 1 family of benthoses were identified. The study on the Stomach content of 560 juvenile sturgeons with mean length and weight, 90 mm and 3200 mg respectivly. Were showed that cladoceran and chironomidae were staple diet and copepoda and their nauplie were secondary diet. To analyses data of juvenile sturgeon nutrition, and to survey on the significance differences between pools, soft ware windows 98, workshit / pools were used. Key words: living food, Acipenser persicus, Cladocera.
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