Reproducibility of age determination by scale and vertebra in pontic shad (Alosa pontica Eichwald, 1838), from the Danube
نویسندگان
چکیده
منابع مشابه
Analysis and forecast of Pontic shad (Alosa immaculata) catch in the Danube River
The relationship between the Lower Danube River level and Romanian annual catches of Pontic shad (Alosa immaculata, Bennett 1835) were analyzed. For analysis of long term data on the Danube River water level and Pontic shad catch, combinations of different methods were applied using statistical programs, SPSS 13.0 and MATLAB 6. Periodograms, containing cyclic patterns, were obtained using Fouri...
متن کاملAnalysis and forecast of Pontic shad (Alosa immaculata) catch in Danube River
The relationship between annual water level of Danube and annual catches of Pontic shad (Alosa immaculata, Bennett 1835) in Romania were analyzed. For analysis of long term data on the Danube water level and Pontic shad catch (1920-2013), combinations of different methods were applied using programs Statistica, SPSS 13.0 and MATLAB 6. Periodograms, containing cyclic patterns, were obtained usin...
متن کاملSome biological indices of the Alosa caspia (Eichwald, 1838) in the southern Caspian sea (Mazandaran Province)
The present research aimed to study some biological parameters of Alosa caspia Caspian Sea in the southeast Mazandaran Province in 2014-2015. A total of 600 samples were examined during this period and data were analyzed using SPSS software. The results showed that the mean fork length and total weight of A. caspia was 24.22 ± 54.2 cm and 167.63 ± 63.59 g, respectively, and the length and weig...
متن کاملthe role of russia in transmission of energy from central asia and caucuses to european union
پس ازفروپاشی شوروی،رشد منابع نفت و گاز، آسیای میانه و قفقاز را در یک بازی ژئوپلتیکی انرژی قرار داده است. با در نظر گرفتن این منابع هیدروکربنی، این منطقه به یک میدانجنگ و رقابت تجاری برای بازی های ژئوپلتیکی قدرت های بزرگ جهانی تبدیل شده است. روسیه منطقه را به عنوان حیات خلوت خود تلقی نموده و علاقمند به حفظ حضورش می باشد تا همانند گذشته گاز طبیعی را به وسیله خط لوله مرکزی دریافت و به عنوان یک واس...
15 صفحه اولA comparative study on the morphometric and meristic characteristics study of Alosa caspia (Eichwald, 1838) populations in the southern Caspian Sea the basin
The present study was conducted on the comparison of morphometric and meristic factors among Alosa caspia (Eichwald, 1838) populations in the southern Caspian Sea basin. A total of 285 Alosa caspia specimens were caught from three localities, from west to the east of Caspian Sea including Guilan (Bandar Anzali), Mazandaran (Sari) and Golestan (Miankale) provinces. Thirty morphometric and ten me...
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ژورنال
عنوان ژورنال: Arhiv za bioloske nauke
سال: 2009
ISSN: 0354-4664,1821-4339
DOI: 10.2298/abs0902337v