Investigation of reproduction carachretistics of Cobitis taenia in southern costal of Caspian Sea

Soheil Bahrebar

Volume 12, Issue 4 , September 2014, Pages 10-20

Abstract
  Cobitis taenia is one of the index samples and as apart of benthal fishes in the waters southern costal of Caspian Sea. In total 410 Cobitis taenia were caught. Sampling has been done by electroshocker 300 V, monthly and during one year since Oct. 2008 up to Sept. 2009 According to condition of sampling, ...  Read More

The effect of different level of sodium bentonite on growth performances and body composition of juvenile Beluga (Huso huso)

hamid noverian

Volume 12, Issue 4 , September 2014, Pages 100-111

Abstract
  For improving the hydro-stability of pelleted feed of juvenile Beluga in confined area and its growth performances, an nutritional experiment was conducted for 60 days duration, using sodium bentonite as a binder. In this experiment, four treatments with a level of 0,.,1,1.5 and 2 percent with iso-nitrogenus(45±.61) ...  Read More

Investigating the correlation between sperm quality parameters and the amount of contribution by Caspian brown trout male breeders to F1 progeny in mixed milt fertilization
Volume 12, Issue 4 , September 2014, Pages 50-60

Abstract
  Artificial breeding and subsequent release of the Caspian brown trout juveniles (Salmo trutta caspius Kessler, from Salmonidae) has been adopted by Iranian Fisheries Organization as a result of fishing pressure on its stocks. Unbalanced contribution of male breeders to F1 progeny is expected with present ...  Read More

The study of layering structure of outlfow from the Persian Gulf to Gulf of Oman and it's impact on propagation of sound with acoustic sources about outflow intrusion at spring

m a; a a; v ch

Volume 12, Issue 4 , September 2014, Pages 110-120

Abstract
  In this study, variations of field data such as temperature, salinity and sound of speed in horizontal and across transects of the Gulf of Oman were analyzed using CTD data acquired by international project, Joint Global Ocean Flux Study (JGOFS) during the spring of 1996. Results indicate that at all ...  Read More