Md. Abu Sayed Jewel

Md. Abu Sayed Jewel
University of Rajshahi | RU · Department of Fisheries

BSc Fisheries (Honours) BAU, MS in Fisheries Management (BAU), PhD (Aquaculture)

About

106
Publications
52,630
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Introduction
Professor, Department of Fisheries, University of Rajshahi - involved in teaching and research since 2003. Teaching ‘Freshwater Ecology’, ‘Coastal and Marine Ecology', 'Biological Limnology', 'Oceanography' 'Aquatic pollution & Toxicology' undergraduate and post-graduate levels. Supervised research works of 40 MS and 04 PhD students. Research interests are Aquaculture, Plankton ecology and toxicology, benthic ecology, Limnology
Additional affiliations
July 2003 - present
University of Rajshahi
Position
  • Professor (Associate)
Description
  • I am interested to work on plankton ecology and diversity; ecotoxicology; environmental pollution and marine biology

Publications

Publications (106)
Article
Full-text available
Cyanobacterial bloom and fish mortality in ponds and lakes are common in Bangladesh but the relationship between the two has been rarely studied. In April 2002, mass mortality of fishes occurred in a farmer’s pond of Mymensingh, Bangladesh. At the time of fish kill, a massive bloom of cyanobacteria (210.5×10<sup>3</sup> cells ml‾<sup>1...
Article
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Summary The small indigenous species, namely Ailiichthys punctata (Day, 1871), Botia lohachata (Chaudhuri, 1912), Chanda nama (Hamilton, 1822), Laubuca laubuca (Hamilton, 1822) and Mystus cavasius (Hamilton, 1822), comprise an important component of riverine fisheries of Bangladesh. This study describes the length–weight relationships (LWRs) and le...
Article
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Cyanobacteria abundance and nutrient dynamics was studied in two urban wastefed fish ponds of Rajshahi City Corporation from January to December, 2006. Twenty three species of cyanophyceae under 8 genera were identified. Cyanophyceae was highest (90.15x10 6 cells/L) in August, 2006 in pond-1 and 156.0x10 6 cells/L in pond-2 in September, 2006. Lowe...
Article
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A study on the seasonal changes in the phytoplankton community was carried out in four aquaculture ponds of Bangladesh over a period of 16 months from August 2000 to November 2001. Out of 45 phytoplankton species identified, 30 belong to Cyanophyceae, 7 to Chlorophyceae, 5 to Bacillariophyceae and 3 to Euglenophyceae. The highest phytoplankton abun...
Article
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We investigated the spatial–temporal variability, contamination sources, and risk of heavy metals (HMs) on environment and public health in water of the Barnoi River, Bangladesh from July 2019 to June 2020. Surface waters were sampled from five distinct sampling sites and measured for physico-chemical parameters (temperature, pH, dissolved oxygen,...
Article
We investigated the spatial-temporal variability, contamination sources, and risk of heavy metals (HMs) on environment and public health in water of the Barnoi River, Bangladesh from July 2019 to June 2020. Surface waters were sampled from five distinct sampling sites and measured for physico-chemical parameters (tem-perature, pH, dissolved oxygen,...
Article
Current state of contamination and subsequent risk of contaminated sediment of a tidal river of Bangladesh was evaluated in the present study. Sediment samples were collected from five locations in the tributary of Bakkhali River estuary during summer (April) and winter (December) season, 2020. Collected samples were processed using standard protoc...
Article
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Nano-sized Zn particles are recognized for its ability to elevate fish health and well-being, enhancing antimicrobial and antioxidant capacities and reinforcing the immune system. In the present study we explored the effects of Zn-NPs supplementation on augmenting the growth performance and nutritional indicators and physiological aspects of the ca...
Article
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This study was performed to evaluate growth performance of stinging catfish, (Heteropneustes fossilis) by applying different dozes of frozen maggot meal as a protein source and fish meal replacer. The experiment was carried out in 28 days at the Wet laboratory, Department of Aquaculture and laboratory of the Department of Animal Nutrition, Banglade...
Article
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In the present study, phytoplankton community structure in relation to hydrological parameters were studied based on three seasons over a period of 12 months from March 2020 to February 2021 in the Pasur river estuary, Bangladesh. Water quality parameters namely water temperature, DO, pH, alkalinity, TDS and Salinity were determined between 23.05 t...
Article
Potentially toxic elements (PTEs) in the surface sediments of the Pasur river estuary was investigated to assess its distribution, potential sources, and current dangers to ecological and public health. The Pasur River is a tidal, meandering, perennial river in south-western Bangladesh with a considerable number of fisheries and industrial activiti...
Article
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Habitat complexity can enhance the resilience of wetlands against environmental stressors such as extreme weather events, pollution, and habitat loss. The introduction of artificial induced complexity (AIC) can play a significant role in reshaping the macroinvertebrate communities within wetland ecosystems by enhancing habitat quality in protected...
Article
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Heavy metals contamination of water is considered as severe global issues for developing countries like Bangladesh. Because heavy metal pollution ruined aquatic ecosystem especially fish diversity which contribute important share on economy of a country. The present study designed to investigate the contamination level of lead (Pb), chromium (Cr),...
Article
Full-text available
An experiment was aimed to discover the overall scenario of physico-chemical parameters along with the qualitative and quantitative analysis of plankton in two different fish culture systems as carp mixed culture and catfish (Pangus) monoculture from September 2021 to February 2022 using conventional techniques. The mean values of transparency and...
Article
High feed cost is a major problem for the promotion of a nutrient rich fish like Gangetic mystus (Mystus cavasius) in cages under floodplain ecosystem. To address this problem, production and economics of cage farming of Gangetic mystus were evaluated under different feed restriction periods in Atrai River of Chalan Beel. Four feed restriction peri...
Article
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Heavy metals contamination of water is one of the most severe environmental and public health issues. The present study was conducted to assess the levels of lead (Pb), chromium (Cr), cadmium (Cd), arsenic (As), copper (Cu) and zinc (Zn) in surface water of the Pasur River estuary in Bangladesh along with their health risk through the ingestion and...
Article
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The present investigation was conducted to determine the optimal dietary Cu-NPs requirement of Asian walking catfish, Clarias batrachus (7.46 ± 0.15 cm; 5.28 ± 0.10 g) by feeding with diets supplemented with different concentrations of Cu-NPs (10, 20, 30, 40 and 50 mg/kg) and control group. Each experimental diet was hand-fed to triplicate groups o...
Article
A 60-day feeding trial was done to investigate the effects of iron and zinc nanoparticles (Fe-NPs and Zn-NPs) on the growth and physiology of Rohu, Labeo rohita. The study aimed to determine the optimal levels of Fe-NPs and Zn-NPs that could improve the growth performance and nutrient metabolism of the fish. Five experimental diets containing va...
Article
Macro-benthos is commonly considered an indicator for evaluating the health of an aquatic ecosystem. Earlier research from subtropical mangrove estuaries, however, has primarily relied on conventional taxonomic methods to determine the pattern of macro-benthos diversity. Therefore, this study aimed to describe the pattern of both taxonomic and func...
Article
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Sustainability in aquaculture or agriculture production is depended on its successive use of natural resources that can ensure economic increment and sustainability of the livelihood of people. The objective of the study was to find out suitable combination of rice-fish-vegetable to be cultured in rainfed rice field. Two experiments were conducted...
Chapter
Wild fish stocks of Chalan Beel, a significant wetland of Bangladesh, are of enormous importance to the economy, livelihoods, and food security of Bangladesh. However, loss of fish biodiversity due to the degradation of aquatic habitat hampers the sustainability of this vital ecosystem. This chapter addresses the causes of biodiversity degradation,...
Article
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Suitable stocking density of Gulsa tengra (Mystus cavasius) was observed by measuring growth performance, production, and survival in nylon net cages for 120 days in Chalan Beel floodplain ecosystem. Fry of Gulsha tengra (5.55 ± 0.49 g in weight) were stocked into 6 × 3 × 2-m (36 m 3) floating net cages with treatments: T 1-50, T 2-100, T 3-150, an...
Article
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An investigation on the present status and future fish production potential of Jhenaidaha Sadar Upazila of Jhenaidaha district was carried out from July 2001 to June 2002. Jhenaidaha Sadar Upazila is endowed with a large variety of waterbodies that can be used to produce a considerable amount of fishes. The present investigation was undertaken to k...
Article
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This investigation presents the food and feeding activity of and endangered riverine catfish Rita rita, during February 2017-January 2018. A total of 225 fish individuals was analyzed for stomach contents by characterizing the dominant food items and morphometric features. The results divulged ten major food items consumed, preferably fish scales a...
Article
Shrimp polyculture with carp species has a great potential in economic development of Bangladesh. At present, shrimp polyculture technology is being most extensively used by shrimp farmers in the coastal regions of the country; however, the mechanism of scientific culture system is not well understood. Therefore, to evaluate the economic feasibilit...
Article
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post-monsoon at four sampling stations in Karatoya River, Bangladesh. A total of 54 phytoplankton species were recorded under four classes, viz. Chlorophyceae (21 species) Cyanophyceae (16 species), Bacillario-phyceae (15 species), and Euglenophyceae (2 species). A significantly higher total cell density of phyto-plankton was detected during the pr...
Article
Full-text available
Fish play an important role in Bangladeshi diet, constituting the main and often irreplaceable animal source food in poor rural households. The study was focused on the seasonal variation of biochemical composition of Cyprinus carpis var. specularies (Mirror carp) for a period of 12 months (January-2014 to December-2014) in the Atrai river of north...
Article
This investigation presents the food and feeding activity of and endangered riverine catfish Rita rita, during February 2017-January 2018. A total of 225 fish individuals was analyzed for stomach contents by characterizing the dominant food items and morphometric features. The results divulged ten major food items consumed, preferably fish scales a...
Article
Full-text available
Sustainable integrated farming involving the combination of rice-fish-vegetables requires advanced technology to be adopted in crop production in arid zones characterized by red or yellow soil. In the present study, we used suitable and varying stocking densities of Silver barb (Barbonemus gonionotus) and evaluated in a structured production and ec...
Article
Heterotrophic flagellates (HF) play an essential function in the microbial food loops as it is an agent of biochemical cycling of limiting nutrients and being a useful bio-indicator of environmental changes. However, in spite of its profound role in aquatic ecosystem studies regarding the evaluation of the spatial and seasonal patterns of the flage...
Article
Full-text available
An experiment was conducted to assess seasonal variations of some physico-chemical parameters and plankton community of the Atrai River in Dinajpur district from were the four seasons of the study. Samples were collected monthly from three sampling sites namely, Vushi, Birga and Jhanjira assigned as site-1, site-2 and site-3, respectively. Physico-...
Article
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This study investigated edible and commercially valuable fish species viz. Gudusia chapra and Eutropiichthys vacha, for the muscular tissue bioaccumulation of selected heavy metals (Pb, Cd, Cr, Zn, Cu, and Mn) and their human health risks. A total of 50 fish species (25 individuals each) were examined from the Padma River, Bangladesh, and subjected...
Article
Full-text available
Karatoya River is an important freshwater system that is home to different types of fish species. In the present study, the seasonal abundance and diversity indices of fish assemblage and their relationship with physicochemical parameters were studied. Fifty-four fish species were recorded from four stations for 12 months. The highest number of fis...
Article
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Metal contamination of sediment of Ganges River (Northwestern Bangladesh) and its possible health risk to the local people were evaluated at four different sites during three seasons (summer, monsoon, winter) in the year 2016. Followed by wet digestion, the samples were analysed by Flame Atomic Absorption Spectrophotometer. Mean concentration of Cr...
Article
Full-text available
Metal contamination of sediment of Ganges River (Northwestern Bangladesh) and its possible health risk to the local people were evaluated at four different sites during three seasons (summer, monsoon, winter) in the year 2016. Followed by wet digestion, the samples were analysed by Flame Atomic Absorption Spectrophotometer. Mean concentration of Cr...
Article
Full-text available
An observation on the seasonal distribution of gastropod molluscs in relation to some environmental variables was made in the intertidal seashore water of Cox's Bazar, Bangladesh. A total of 8253 individuals of gastropods representing 34 species under 21 families and 4 orders were identified. The Shannon-Weaver diversity, Pielou's evenness and Marg...
Article
4 treatments with Pangas, Magur, Pabda and Gulsa Tengra at T1, T2, T3 and T4 at a stocking density of 100 fish/m 3 were evaluated during the study period. The fishes were fed with commercial feed containing 32% protein and feeding was done at the rate of 5% of body weight. After the culture period, significantly (P<0.05) higher growth and productio...
Poster
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Nutritional influences, especially carbohydrates on different growth and production parameters of Catla (Catla catla), Rui (Labeo rohita) and Mrigel (Cirrhinus cirrhosus) were investigate in this study through extensive culture methods. Four cultural treatments with a number of replications were conducted with close monitoring and relevant environm...
Poster
Full-text available
Water and sediment of Ganges Strems (Baronai river) is under influences of a number of pollutants and hazards heavy metals; sourcing from different potential recourses i.e. domestic wastes, factories dumping, aerosol dusts etc. Samples were measured with Spectrometer (Shimadzu, A-6800). Mn concentration is higher in sediment than river water. On th...
Poster
Full-text available
Padma River, located on the bank of Rajshahi city converted into a dump of waste of more than 7 lakhs of its inhabitants. Drainage water of the Rajshahi metropolis is continuously polluting waters in the Padma River posing a serious threat to its ecosystem and biodiversity. (GoB, 1997). Present work will focus on the environmental problem at Padma...
Article
Full-text available
In the present experiment, the viability of formulated feed with locally available feed ingredients was evaluated over traditionally prepared hand-made feed and commercial pellet feed for pond culture of carp species. Three commonly cultured carp species namely Catla catla, Labeo rohita and Cirrhinus cirrhosus with the average initial weight of 25....
Article
Full-text available
Studies were conducted on the types and characteristics of fishing gears, crafts and socioeconomic conditions of hilsa (Tenualosa ilisha, Hamilton, 1822) fishing communities of the Padma river region in Charghat and Bhaga upazilla under the district of Rajshahi for a period six month starting from July 2014 to December 2014. A total of 186 fisherme...
Article
Full-text available
An observation on the seasonal distribution of gastropod molluscs in relation to some environmental variables was made in the intertidal seashore water of Cox's Bazar, Bangladesh. A total of 8253 individuals of gastropods representing 34 species under 21 families and 4 orders were identified. The Shannon-Weaver diversity, Pielou's evenness and Marg...
Article
Background and objective: For effective management of a fish species, study on length-weight relationship (LWRs) and condition factors bears an immense potential. The present study was based on LWRs and condition factors of a vulnerable fish species Cirrhinus reba. Materials and methods: 600 individuals of C. reba was collected from Padma River hav...
Article
Background and objectives: Intrusion of wide range of antibiotics through the pollutants in river water makes the bacteria resistance to some specific antibiotics over a short period of time. Thus the objective of this study was to determine antibiotic resistant pattern of Escherichia coli and Vibrio cholerae in water and sediment of Padma River to...
Article
The gonadosomatic index (GSI) and fecundity of the threatened Cirrhinus reba (Hamilton) was studied over a period of one year from January to December 2015 in the Ganges River (northwest Bangladesh). The GSI index indicated that the C. reba breeding season in the Ganges was from June to September with the peak in August. Fish fecundity increased wi...
Article
The present work is evaluating the seasonal variation in metal pollution and the ecological risk indices of surface water of the Ganges River (Northwestern Bangladesh). Concentrations of Cr, Pb, Ni, Cd, As, Cu and Zn in surface water samples were determined by Flame Atomic Absorption Spectrophotometry. The level of heavy metals did not exceed the p...
Article
Full-text available
The present study aims to investigate the isolation of human pathogenic bacteria(Escherichia coli, Salmonella spp. Shigella spp. and Vibrio spp.) and in gills, intestines, skin of fishes of Bakkhali River Estuary, Cox’s Bazar. A total of 50 fish species (25 of Pomadasys hasta and 25 of Glossogobius giuris) were collected from two sampling stations...
Article
Full-text available
Environmental assessment of Padma River through the bio-monitoring of environmental parameters, phytoplankton community structure and their interaction was studied. Total 11 environmental parameters and 54 genera of phytoplankton were investigated for two seasons (summer and winter) at two sites situated about 25 km apart from each other (urban = 2...
Article
Full-text available
The present work is evaluating the seasonal variation in metal pollution and the ecological risk indices of surface water of the Ganges River (Northwestern Bangladesh). Concentrations of Cr, Pb, Ni, Cd, As, Cu and Zn in surface water samples were determined by Flame Atomic Absorption Spectrophotometry. The level of heavy metals did not exceed the p...
Article
Full-text available
In the present study, surface water samples were collected during three seasons (summer, monsoon and winter) from four different study sites (T-dam, Padma Garden, I-dam and Talaimari point) of Padma River at Rajshahi, Bangladesh, and various physicochemical and bacterial parameters were analyzed based on standard methods. Significant differences (p...
Article
The present study was carried out to establish an economical and effective diet for the intensive culture of Labeo rohita in pond cage culture system during July to November 2016. The fishes with an initial weight of 76.23±4.21 g were raised with a stocking density of 35 fishes/m 3 in each cage. Three types of diets namely handmade balls (HMB), sem...
Article
The seasonal abundance of flagellates has been monitored over a period of 1 year from December 2013 to November 2014 (divided into 4 conjugative seasons namely winter, spring, summer, and autumn) in an experimental pond located in Rajshahi City Corporation area, Bangladesh. To our knowledge, this study is the first to shed light on the occurrence a...
Article
This study on fish assemblage and diversity indices in two different aquatic habitats namely Lakhandaha wetland and Atari River was carried out from June 2015 to November 2015. A total of sixty-two species which comprise ten orders and twenty-one families were recorded where thirty-eight of the species belong to the Lakhandaha wetland (LW) and fift...
Article
Full-text available
Embryonic and larval development stages of Mirror carp, Cyprinus carpio var. specularis were studied at Fish seed multiplication farm, Puthia, Rajshahi, Bangladesh from November 2016 to April 2017. Brood fishes (body weight 2.5-3 kg and 1.2-1.5 kg, for male and female, respectively) were collected from the hatchery pond, and two separate dozes of p...
Article
Full-text available
The cyprinid pool barb Puntius sophore (Hamilton 1822) is widely distributed in freshwaters of Southern Asia. We determined some basic population biology parameters of P. sophore including sex ratio, length-frequency distributions (LFDs), length-weight relationships (LWRs), condition factors, relative weight and fecundity. Samples were collected mo...
Article
Padma is one of the largest rivers of Bangladesh, which has huge potential for fishery resources. Microbial pollution status of this riverine ecosystem has not been evaluated yet. Therefore, the present study was conducted to find out the bacterial pollution in sediment of this river. Four distinctive study locations were evaluated for three respec...
Article
Full-text available
This study on fish assemblage and diversity indices in two different aquatic habitats namely Lakhandaha wetland and Atari River was carried out from June 2015 to November 2015. A total of sixty-two species which comprise ten orders and twenty-one families were recorded where thirty-eight of the species belong to the Lakhandaha wetland (LW) and fift...
Article
Full-text available
Embryonic and larval development stages of Mirror carp, Cyprinuscarpio var. specularis multiplication farm, Puthia, Rajshahi, Bangladesh from November 2016 to April 2017. Brood fishes (body and 1.2-1.5kg, for male and female, respectively) were collected from the hatchery pond, and two separate dozes of pituitary hormone were used for induction of...
Article
Studies were conducted on the types and characteristics of fishing gears, crafts and socioeconomic conditions of hilsa (Tenualosa ilisha, Hamilton, 1822) fishing communities of the Padma river region in Charghat and Bhaga upazilla under the district of Rajshahi for a period six month starting from July 2014 to December 2014. A total of 186 fisherme...
Article
Full-text available
An experiment was carried out to evaluate the growth performance of carp polyculture system supplemented with different levels of supplementary feed. To undertake this investigation, two earthen ponds were stocked with 25% Labeo rohita, 25% Catla catla, 20% Labeo calbasu, 20% Ctenopharyngodon idella and 10% Hypopthalmichthys molitrix with a total s...
Article
Full-text available
Tubificid worms have been proved as one of the most important live foods for freshwater aquaculture particularly because of having high food value. The present study was undertaken with a view to find out the effects of mineral, yeast protein and vitamin premix on the production of tubificid worms with a control media (20% mustard oil cake, 35% whe...
Article
Full-text available
The present study reports the first complete and inclusive description of some biological parameters including length-frequency distribution (LFD), sex ratio (SR), length-weight relationship (LWR), condition factors (allometric, KA; Fulton's, KF; relative, KR and relative weight, WR) and form factor (a3.0) of Labeo boga in the Ganges River, northwe...
Article
Full-text available
An experiment was conducted to determine the heavy metal pollution status of selected six ponds in Rajshahi City Corporation for a period of 7 months from June, 2008 to December, 2008. Among heavy metals the mean values of Cu, Mn, Zn, Fe and Pb varied from 0.05±0.02 (Pond-5) to 1.79±0.88 mg/l (Pond-4), 21.30±2.64 (Pond-6) to 76.57±30.90 mg/l (Pond-...
Article
Full-text available
The freshwater garfish, Xenentodon cancila (Hamilton 1822), is one of the commercially important, nutritionally valuable food fish in Asian countries, but the natural populations are seriously decreasing due to high fishing pressure and other factors. This study describes the life history traits, including sex ratio (SR), length-frequency distribut...
Article
Full-text available
The threatened Reba carp, Cirrhinus reba is a freshwater fish species found in ponds, rivers, canals and tanks of Bangladesh, India, Myanmar, Nepal and Pakistan. The present study describes the first complete and inclusive description of life-history traits including sex ratio, length-frequency distributions (LFD), length-weight relationships (LWR)...