First record of intersexuality gonad anomaly in Trachurus mediterraneus (Steindachner, 1868) from Alboran Sea
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چکیده
منابع مشابه
Age- Dependent Changes of Mediterranean Trachurus mediterraneus Male and Female from Coastal Waters of Sevastopol (Black Sea, Ukraine)
Age-and sex-dependent characteristics of Mediterranean horse mackerel Trachurus mediterraneus from Sevastopol coastal waters (Black Sea, Ukraine) at the period of 2008-2010 were studied. The alaninand aspartataminotransferase (ALT and AST) activities in the liver and oligopeptides concentration in blood were measured in male and female at the age of 1-3 years. Significant age-dependent changes ...
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Oligochaeta worms are important organisms in aquatic ecosystem. Their omnipresence makes them as an indicator of environmental changes and health of aquatic ecosystem. The members of the family Tubificidae and in particular, genus Limnodrilus are considered as the most tolerant oligochaets to aquatic pollution. Therefore identification and biological characteristics of this taxon are of great h...
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Opening of the Alboran Sea-THE Alboran Sea contains two basins deeper than 1,000 m separated by a ridge which we shall cal1 the Alboran marginal fracture (Fig. 1). Seismic reflexion studies and data from the Joides drill site 121, situated exactly on the northern limit of the western basin, show that the deepest sedimentary layers, lying on the substratum, are older than upper Burdigalian (14 m...
متن کاملFirst record of Ebria tripartita (Schumann) Lemmermann, 1899 from south of the Caspian Sea
Ebria tripartita (Schumann) Lemmermann, 1899, a non-photosynthetic flagellate was identified from the southern coast of the Caspian Sea in December 2012. Water temperature at the sampling time was 10 ºC. The abundance of total phytoplankton cells was 3 × 106 Cells.l-1, while E. tripartita with 2 × 10 3 Cells. l-1 included 0.75% of phytoplankton community. Water quality parameters were recorded...
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ژورنال
عنوان ژورنال: Anales de Biología
سال: 2017
ISSN: 1989-2128,1138-3399
DOI: 10.6018/analesbio.39.09