A giant merogonial stage (Apicomplexa, Coccidia) in the intestine of Blicca bjoerkna (L.) (Cyprinidae).
نویسنده
چکیده
A giant meront containing thousands of merozoites has been found in the intestinal epithelium of an adult specimen of white bream (Blicca bjoerkna). The taxonomic position of this unusual coccidian stage is discussed.
منابع مشابه
Spawning behaviour and mating success in hybrids of silver bream (Blicca bjoerkna L.) and rudd (Scardinius erythrophthalmus L.) in an experimental environment
The egg-release, mating, courting and aggressive acts for the spawning behaviour as well as the survival rates after spawning at stages of eyed embryos, viable hatchlings, and larvae to dry food consumption for the mating success were studied in cultured silver bream Blicca bjoerkna × rudd Scardinius erythrophthalmus hybrids at their first sexual maturity. Experiments were conducted in experime...
متن کاملShort communication: The first record of Philometra rischta (Nematoda: Philometridae) in Blicca bjoerkna of Anzali wetland, Iran
The aim of the present study was to report Philometra rischta from Blicca bjoerkna from the Caspian Sea. During this study, from August (2008) to April (2009), 78 fish specimens were collected and transferred to the aquatic research laboratory of Shahid Beheshti University and were examined for parasitic infection. Parasites were fixed in formalin (10%). The parasites were indentified accordi...
متن کاملKaryotype analysis in white bream (Blicca bjoerkna transcaucasica) from north coast of Iran
Preparation of chromosome spreads and karyotype analysis in Blicca bjoerkna transcaucasica were carried out using 0.01% solution of colchicines and Phytohaemagglutinin (PHA) (20 µg g-1 body weight). The gill and kidney tissues were collected and let to stand in a hypotonic solution of 0.075 M KCl and then treated with a fixative (Carnoy's solution) in three steps. The chromosomes spreads were...
متن کاملShort communication: The first record of Philometra rischta (Nematoda: Philometridae) in Blicca bjoerkna of Anzali wetland, Iran
The aim of the present study was to report Philometra rischta from Blicca bjoerkna from the Caspian Sea. During this study, from August (2008) to April (2009), 78 fish specimens were collected and transferred to the aquatic research laboratory of Shahid Beheshti University and were examined for parasitic infection. Parasites were fixed in formalin (10%). The parasites were indentified accordi...
متن کاملParasitic Infection of an Endemic Fish (Blicca bjoerkna) and an Exotic Fish (Hemiculter beucisculus) In Anzali Lagoon, Caspian Sea, Iran
BACKGROUND In Anzali Lagoon, there are some endemic and exotic fishes. The present study was conducted to compare the parasitic fauna of Blicca bjeorkna, as an endemic fish and Hemiculter leucisculus, as an introduced fish to the lagoon. METHODS A parasitological investigation was done on 78 specimens of B. bjoerkna and 114 of H. leucisculus. The fishes were collected from August 2009 to Apri...
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ورودعنوان ژورنال:
- Parasite
دوره 1 4 شماره
صفحات -
تاریخ انتشار 1994