Aeromonas hydrophila is a bacterial pathogen causing aeromoniasis in rohu, and is a major problem for carp production worldwide. Acute and sublethal intoxication of deltamethrin in an. While every effort has been made to provide the most reliable and uptodate information available, ultimate legal requirements with respect to species are contained in. All year long this is an introduced species of carp that is now found around the country. Popular rohu, rui, roho labeo fish display for sell in a street food stall in a roadside local bazaar market. Inflammatory and stress biomarker response of aeromonas.
Labeo rohita fish isolated on white background rohu fish kalia a spicy bengali dish popular rohu or rohit fish of indian subcontinent rohu fish isolated on white catla fish fresh fish fresh fish in the market myawadi, myanmar. A 60day experiment was conducted to study the effect of dietary gelatinized g and nongelatinized ng starch on the key metabolic enzymes of glycolysis hexokinase, glucokinase, pyruvate kinase, and lactate dehydrogenase, gluconeogenesis glucose6 phosphatase and fructose1,6 bisphosphatase, protein metabolism aspartate amino transferase and alanine amino transferase. Pdf cytogenetical study of labeo rohita researchgate. Condition factor and lengthweight relationship of pond. An labeo rohita in nahilalakip ha genus nga labeo, ngan familia nga cyprinidae. Total sulphur amino acid requirement of the indian major. These data strongly suggest that recombinant apoai from labeo rohita could play a role in primary defense against fish pathogen. The genotoxic effects of different sublethal concentrations of chlorpyrifos were investigated in the erythrocytes of labeo rohita. By using atomic absorption spectrometry we assessed different organs including livers, gills, and muscles. File information characteristics of collagen from rohu labeo rohita skin.
Amorphous intracytoplasmic inclusions typical of epitheliocystis were observed in sections of gills of rohu. Hamilton and labeo rohita hamilton, isocaloric pelleted feeds. Evaluation of yeast and bacterial based probiotics for. Labeo rohita rohu is commercially high valued culturable fish species in pakistan. It is a large omnivore and extensively used in aquaculture. The best effect was observed when probiotics were administered in a multi.
The present study evaluated the effect of dietary doses of achyranthes aspera extract as a natural antibiotic on growth performance of indian major carp, rohu, labeo rohita average weight 28. Dietary crude protein, citric acid and microbial phytase. Pillai and thampy1990 noticed deformities in the vertebral column at the tail region of labeo rohita in the fish culture systems of the college of fisheries, panangad, cochin. Effect of varying dietary protein levels on the growth. Survival rate % after 60 days of feeding trial with microbial levan supplemented and levan non supplemented control group on different time points viz. According to casal 2006, 795,128 metric tons of labeo rohita were produced in aquaculture in 2000. Metals studied were chromium, iron, zinc, lead, and copper. Structuralfunctional characterization of recombinant. In order to determine the optimum protein requirement in the feeds for catla catla. Study on the intestinal bacteria of labeo rohita ham. Fermented fish silage was prepared by fermentation process using lacto bacillus bacteria and its fatty acid profile and effect on digestive system of labeo rohita. Ginklasipika han iucn an species komo diri gud kababarakan.
Cadmiuminduced alterations in biochemical constituents of labeo rohita and cyprinus. A total of 240 samples of labeo rohita collected from the twelve 12 different ponds treated with 3 concentrations of n3 fatty acid 0. Morphological and skeletal deformities in labeo rohita. Characteristics of collagen from rohu labeo rohita skin 2 running head. However, such feeding habits lasted a very short time only and as the fishes grew, their feeding habits diverged. A comparative study on the toxicity of a synthetic. Pdf indian major carp labeo rohita were exposed to 110 and 15 sublethal doses of hexachlorocyclohexane during a 45day trial period.
The labeo rohita fingerlings were cultured in different concentration 25%, 50%, 75% and 100% of sewage water in 500 l frp tanks in laboratory conditions for a period of 90 days. Genotoxic and hematological effects of chlorpyrifos. Synopsis of biological data on rohu, labeo rohita hamilton, 1822. This study aimed to evaluate the median lethal concentration lc50, acute 24 and 96h and sublethal 35d effects of deltamethrin, a synthetic pyrethroid pesticide on hormonal and enzymological responses in an indian major carp, labeo rohita. We examined and compared heavy metals bioaccumulation in cyprinus carpio and labeo rohita netted from sardaryab, a tributary of river kabul. Commonly known as rohu is the most popular fish of india consumed all over the country. The liver of labeo rohita fingerlings fed with control diet showed large hepatic cells, polygonal in shape with almost centrally placed nuclei. The rohu is a large, silvercolored fish of typical cyprinid shape, with a. The quantitative dietary sulphur amino acid requirement of the indian major carp, labeo rohita hamilton, was determined by conducting a growth study. Adults can reach a maximum weight of 45 kg 99 lb and maximum length of 2 m 6.
Epitheliocystis in rohu labeo rohita hamilton, 1822 is caused by. The rohu is a large, silvercolored fish of typical cyprinid shape, with a conspicuously arched head. Spawns in middle reaches of rivers, where flood water spreads in more or less limpid shallows over fertile flats, well above tidal reaches. Pdf study on the intestinal bacteria of labeo rohita ham. Labeo rohita is commercially important freshwater fish, commonly known as rohu.
Rohu labeo rohita is the most important among the three indian major carp species used in carp polyculture systems. Among cyprinids, three species of imc, catla catla catla hamilton, rohu. A molecular tool for parentage analysis in indian major carp, labeo. An interesting study in labeo rohita demonstrated the mitigation of gillrelated necrotic effects of the pesticide fenvalerate by probiotic feeding mohapatra et al. Effect of feed cycling on specific growth rate, condition. A comparative study on the toxicity of a synthetic pesticide, dichlorvos and a neem based pesticide, neemon to labeo rohita hamilton current world environment. Pure cultures of the bacteria were grown on tryptone soya agar tsa plates and were identified as bacillus circulans, b. Meher pk et al 2005 isolation and characterisation of polymorphic microsatellites in labeo rohita and their crossspecies amplification in related species. In the present study, different feeding trials were conducted to determine the efficacy of varying dietary protein levels on the growth response of labeo rohita fingerlings average body weight and length. Synopsis of biological data on rohu labeo rohita food and. Labeo rohita is the most commonly cultured freshwater fish in bangladesh.
Int aquat res immunoadjuvant effect of garlic allium sativummineral oil suspension on immunity and resistance to aeromonas hydrophila infection in rohu, labeo rohita pujarini dash 0 swati yadav 0 p. Labeo rohita takes small percentages of mud which contains organic matter and various salts. Rohu labeo rohita is a species of fish of the carp family cyprinidae. Modulation of key enzymes of glycolysis, gluconeogenesis. Dietary crude protein, citric acid and microbial phytase interacts to influence the hematoimmunological parameters of rohu, labeo rohita, juveniles. An labeo rohita in uska species han actinopterygii nga syahan ginhulagway ni hamilton hadton 1822.
Characterization of bacilli isolated from the gut of rohu. Characteristics of collagen from rohu labeo rohita skin. Itis taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. An attempt has been made in the present investigation to determine the acute toxicity of hexavalent chromium and its toxicological effects on survival, physiological, hematological and biochemical parameters of the widely consumed indian major carp, labeo rohita.
On the occurrence and breeding of labeo rohita in a. Pdf chromosomal studies and quantitative karyotypic analysis of rohu, labeo rohita rohu is the most popular food fish in bangladesh. This graceful indogangetic riverine species is the natural inhabitant of the riverine system of northern and central india, and the rivers of pakistan, bangladesh and myanmar. Growth, protein retention, and body composition of. Labeo calbasu pdf image of labeo calbasu orangefin labeo. Liver obtained from infected fingerlings hepatic plate, granulation. A molecular tool for parentage analysis in indian major. Synopsis of biological data on rohu, labeo rohita hamilton, 1822, 106 pp. A linkage map of transcribed single nucleotide polymorphisms in rohu.
Labeo is bottom feeder and prefers to feed on plant matter including decaying vegetation. Hepatic plate, hepatocytes with prominent central vein, sinusoids and nuclei were also observed. A survey was carried out from september, 2012 to august, 20 to study the prevalence of bacterial ulcerative disease in l. Labeo rohita showed that total viable count of bacteria ranged from 9. This graceful indogangetic riverine species is the natural inhabitant of the riverine system of northern fao fisheries and aquaculture department. The rohu, rui, or roho labeo labeo rohita is a species of fish of the carp family, found in rivers in south asia. Changes in biochemical parameters of freshwater fish labeo rohita exposed to lethal and sublethal concentrations of indoxacarb. Pdf a histopathological study of carp labeo rohita exposed to. L circular polyvinyl troughs water volume 55 l fitted with a continuous. Shortterm acute toxicity tests were performed adopting renewal bioassay technique usepa, 1975 over a period of 96h, using. Occurrence of parasites in labeo rohita hamilton from.
Bioaccumlation of heavy metal in labeo rohita from river. Protein and dna content in the gills of labeo rohita. It is considered to be the most of important fish of bangladesh because it is nutritious and delicious and it has high market value, as well as its fry and fingerling are easily available for culture. Labeo rohita, feed cycling, specific growth rate, body composition, condition factor, rnadna ratio. Baruah, sri kartik, asim k pal, narottam p sahu, dipesh debnath, sona yengkokpam, parisa norouzitallab, and patrick sorgeloos. Livers of both species showed higher concentrations of metals while muscles showed the. A molecular tool for parentage analysis in indian major carp, labeo rohita hamilton. Immunoadjuvant effect of garlic allium sativummineral. Chlorpyrifos is a commonly used organophosphate insecticide that causes toxicological effects in aquatic organisms especially in fish. Optimum level of dietary lysine for fingerling rohu, labeo rohita 4. This study determined the effects of chlorpyrifos on the genotoxic and hematological parameters of freshwater fish, labeo rohita.
It is a large omnivore and extensively used in aquaculture description. Its food comprises crustaceous and insect larvae in early stages mookerjee et al. The details set out in this paper are based on data collected by the authors in. You will be redirected to the full text document in the repository in a few seconds, if not click here. However, it is not a legal authority for statutory or regulatory purposes. Here, an attempt has been made to improve the digestive capability and immune response of labeo rohita larvae by feeding diets supplemented with yeast and bacterial based probiotics geotrichum candidumqaugc. Introduction compensatory growth is a phase of rapid growth, greater than normal or control growth rates, associated with adequate refeeding of animals following a period of undernutrition weatherley and gill, 1981.
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