Abu Tweb Abu Ahmed, Suman Mandal, Didarul Alam Chowdhury, A. R. M. Tareq et al.
The present study was carried out to determine the level of bioaccumulation of some heavy metals in a freshwater fish Ayre (Sperata aor Hamilton, 1822) collected from Rajfulbaria (23°48?56.36? N and 90°14?54.04? E) of Dhaleshwari river. Four heavy metals, namely chromium (Cr), copper (Cu), lead (Pb)...
Abu Tweb Abu Ahmed
Edible freshwater fishes common in central, northern and southern parts of Bangladesh were examined to record their helminth infection. A total of 78 taxa of helminths-1 monogenean, 28 digeneans, 8 caryophyllid cestodes, 24 nematodes and 17 acanthocephalans were recovered from 7 different organs of ...
Abu Tweb Abu Ahmed, Mohammed Mizanur Rahman, Suman Mandal
Bangladesh is a country of 1,47,570 km2 of mostly flat topography, but about 12 percent is hilly. The hilly areas are confined to the northeast and the southeastern parts of the country bordering India and Myanmar. Hill streams are highly variable and very important for the study and understanding o...
Farhana Ruma, Abu Tweb Abu Ahmed, Sheikh Shamimul Alam
Mitotic metaphase chromosomes of Channa punctata and C. orientalis were stained with Giemsa, CMA and DAPI. Channa punctata possessed 2n=32 chromosomes whereas C. orientalis had 2n=78 chromosomes. The range of chromosomal length of C. punctata and C. orientalis was 2.70–6.60 μm and 1.50–3.00 μm, resp...
Suman Mandal, Abu Tweb Abu Ahmed
The present study was carried out to determine the level of bioaccumulation of some heavy metals namely Copper (Cu), Cadmium (Cd), Chromium (Cr) and Lead (Pb) in freshwater fish Stinging catfish (Heteropneustes fossilis Bloch, 1794) and freshwater Mussel (Lamellidens corrianus Lia, 1834) collected f...
Pronob Kumar Mozumder, M Niamul Naser, Abu Tweb Abu Ahmed
Composition and abundance of zooplankton in a polyculture pond was studied during June 2003 to May 2004. A total of 33 major species of zooplankton including 11genera of Rotifera, 4 of Copepoda, 4 genera of Cladocera and 2 genera of Protozoa were identified. The monthly abundance of zooplankton vari...
Tania Sultana, Mizanur Rahman, Md. Hazrat Ali, Abu Tweb Abu Ahmed
Abstract not availableBangladesh J. Zool. 43(1): 145-151, 2015
Gulshan Ara Latifa, Abu Tweb Abu Ahmed, Md. Sagir Ahmed, Mohammed Mizanur Rahman et al.
The study was carried out to determine morphometric and meristic characteristics of fish species belonging to Family: Gobiidae, and examined 42 specimens were collected from rivers and estuaries ecosystem in Bangladesh during January and February, 2015. Samples were found in fresh to brackish water ...
Abu Tweb Abu Ahmed
Mahmuda Begum, Abu Tweb Abu Ahmed, Fauzia Hafiz, Sahana Parveen
The present study was carried out to assess the total bacterial load, incidence of total coliform, faecal coliform (Escherichia coli) and Salmonella species in water and soil of a tannery polluted environment (river Buriganga) and a selected freshwater fish pond environment. Samples were analyzed fo...