Channa punctatus biology book

Ovarian biology of spotted snakehead channa punctatus from. A total of 10 individuals of channa punctatus and 247 individuals of channa striatus were examined. Haematological and haematopoietic studies in pyridoxine deficient fish, channa punctatus bloch haematological and haematopoietic studies in pyridoxine deficient fish, channa punctatus bloch agrawal, n. They were treated with 5% kmno 4 for five minutes for dormant disinfection. Journal of environmental biology april, 2007 bioaccumulation of zn, cu and cd in channa punctatus vineeta shukla, monika dhankhar, jai prakash and k. However, they are known to have pronounced toxic effects on bees, freshwater fish, and other aquatic organisms 4. Prevalence of helminth parasites infecting channa punctatus. The aim of the present study was to compare the quality assessment in terms of freshness, chemical composition and bacterial load of sun dried fishes and oven dried channapunctatus channa punctatus exposed to lower 0. A particularly high richness of species exists in myanmar. Regenerative capacity of the spleen in a splenectomized fish, channa punctatus bloch, with related investigations into changes in peripheral blood and haematopoiesis c. Length weight relationship of channa punctata bloch, 1793 from western ghats rivers of tamil nadu.

Cu individually by the locally available poor mens fish, channa punctatus has been examined. Significant difference was found between the sun and oven dried c. In the fish exposed to both the concentrations for 45 days. Original article channa punctatus bloch from the paddy. Channa striata occurs mainly in shallow freshwater habitats, typically at. Channa punctata bloch, 1793 india biodiversity portal. A sincere attempt has been made in this book to gather information on the bionomics, seed resources of three important species of murrels and their culture viability, this will be definitely an asset to the farmers, scientists and planners alike. Channa punctatus is one of the popular snake headed fish in bangladesh with. The seasonspecific difference in these rates have been analyzed with respect to thermal adaptation during the variation of seasonal temperature of summer and winter months. The aim of the present study was to compare the quality assessment in terms of freshness, chemical composition and bacterial load of sun dried fishes and oven dried channapunctatus during july 2017 to december 2017. Channa striata, the striped snakehead, is a species of snakehead fish. Quayyum and qasim 1962 reported this species as the main bulk of pond fishery in the plains of northern india. Spotted snakehead, channa punctata bloch, 1793 bdfish.

Channidae definition of channidae by the free dictionary. Aspects of the biology of the spotted dragonet callionymus maculatus rafmesque. Jan 31, 2007 samples of the spotted murrel channa punctatus were collected from three rivers of tamil nadu and kerala. Channidae weighing 2545 g were collected from local ponds, river ramganga of bareilly, uttar pradesh, india 28. Circulatory system of channa punctatus lata fish zoology. Channa punctatus bloch,1793 of the family channidae has a wide geographical distribution, a high growth rate and contributes significantly to fishery sector in india. Channa is a genus of predatory fish in the family channidae, commonly known as snakehead, native to freshwater habitats in asia. The genus has a wide natural distribution extending from iraq in the west, to indonesia and china in the east, and parts of siberia in the far east.

Molecular size of the bioactive component from haruan. The values of the blood hb level of the experimental fishes were examined after exposure of the fishes to different sumithion concentrations. Reproductive biology of freshwater murrel, channa punctatus bloch, 1793 from river varuna a tributary of ganga river in india. The present book entitled fish and fisheries comprises 22 research papersarticles pertaining to the same discipline. Mean rlg value was found to be highest in the size group of 5. Changes in blood of channa spp amita saxena department of fishery biology, college of fisheries g. Temperature stress on opercular beats and respiratory rate of. Quality assessment of oven dried and traditional sun dried. Study on the growth of channa punctatus in flood prone area with particular reference to pila development manoj kumar pandey and naveen kumar ojha. The dopamine containing neurons are located in the olfactory bulbs, the ventral regions of the preoptic area and tuberal hypothalamus.

Jafri section of ichthyology and fisheries, department of zoology, aligarh muslim university, aligarh202001 a study of the distribution of some chemical constituents in the musculature of channa punctatus bloch showed it to be fairly heterogeneous. Fresh water fish, channa punctatus, as a model for. This page was last edited on 21 december 2012, at 19. Spawning usually takes place at night in shallow water with a silty substrate. Channa punctatus were treated with different concentrations of sodium arsenite sodium arsenite subject category. Trichodinid parasites on the gills of channa punctatus from the wild. Channa punctata, the spotted snakehead, is a species of snakehead. Channa striata hinged on fecundity f, gonadosomatic index gsi, hepato somatic index hsi i. Files are available under licenses specified on their description page. Ovarian biology of spotted snakehead channa punctatus from natural. Spotted snakehead, channa punctata bloch, 1793 bdfish feature.

The current research had been carried out from nov 2014oct 2015. Studies on the toxic impact of arsenic on some enzymes and. Insights from the comer school development program by linda darlinghammond, channa m. External features, digestive system, method of dissection examples of animals taken from each of the major phyla, their identifying characters, observations and figures. Pdf first report of infection of rhizomucor pusillus. International journal of food science and biotechnology ijfsb is an multidisciplinary, professional journal for the publication of important, high quality, agendasetting research covering agricultural biotechnology, food biotechnology, molecular biology, animal biotechnology, industrial biotechnology, food engineering, gene expression, marine biotechnology, medical biotechnology, genomics. The present study was undertaken to evaluate the toxicity and effects of a commercial formulation of the herbicide atrazine rasayanzine on lipid peroxidation and antioxidant enzyme system in the freshwater air breathing fish channa punctatus. This genus contains about 50 scientifically described species. Distribution of the dopaminergic system has not been studied in the murrel, channa punctatus. The objectives of the present study were planned with the following to study the prevalence of helminth parasites in the selected fish channa punctatus. Although occasionally listed on aquaristoriented websites and in aquarium fish books, this species. Fresh water fish, channa punctatus, was exposed to pnd in aquaria wherein its lc50 value was recorded to be 3.

Topics also relate to viruses, viroids, prions and more. Genetic characterization of bagarius species using cytochrome c oxidase i and cytochrome b genes. The breedin slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. The present study is an attempt on histopathology of gill, liver, kidney and intestine of channa punctatus after exposure to sublethal concentrations of anthraquinone vat dyes viz. International journal of food science and biotechnology. The lata fish inhabits freshwater ponds and ditches. The rates of ammonian and urean excretion have been measured in summer winteradapted channa punctatus, a representative of an indian freshwater airbreathing teleost. The teleost fish, channa punctatus bloch, exposed to 24 ppm cythion in water developed hypertrophy and hyperplasia in the follicular epithelium and a reduction of colloid content in the thyroid ram et al. Phil degree in fish endocrinology from zoology department, university of delhi, where she worked on dopaminergic system in the brain of the freshwater murrel, channa punctatus. Fatty acid and lipid chemistry biology online book. Effects of lead nitrate on the activities of a few enzymes.

Reproductive biology of freshwater murrel, channa punctatus. It has developed from experience over 50 years in reading, writing, thinking, and working with lipids and fatty acids. It contains elliptical, nucleated erythrocytes and amoeboid leucocytes suspended in the plasma. Channa punctatus bloch has been gaining importance not only as a food fish but also as an aquarium fish. Dopaminergic system in the brain of the freshwater murrel, channa punctatus bloch by shweta dhindhwal dopamine is an essential neurotransmitter in the central nervous system of all vertebrates and plays an important role in many processes such as motor function, learning and. Pdf reproductive biology of the freshwater murrel channa. Histological changes in the target organs of channa punctatus. Some biochemical constituentes and the calorific values of. Percentage of the hb level were found to be decreased significantly p channa orientalis the following 8 files are in this category, out of 8 total.

A year round series of intensive investigations were carried out with the quest to comprehend the reproductive biology and ovarian development of spotted snakehead channa punctatus, scooped up. Reproductive biology of striped snakehead channa striata from natural wetlands of sylhet, bangladesh. It is native to south and southeast asia, and has been introduced to some pacific islands reports from madagascar and hawaii are. Phenotypic and genetic variation in freshwater fish. Firstly, with respect to the denticle morphology, in t. A detailed analysis was conducted to find out the prevalence. Cyclic variations of gonad development of an airbreathing. They are considered to be a delicacy and demand high prices talwar and jhingran. A total of 187 samples of channa punctatus bloch, 1793 from river gomti of lucknow region, uttar pradesh were studied during 2011. Reproductive biology of striped snakehead, channa striata. Lata fish is notable for migration overland from one pond to another during rains. Video shoot from fisheries biology and genetics laboratory in. Sultana and rao 1998, studied the bioaccumulation pattern of zn, cu, pb and cd in grey mullet. Cyclic variations of gonad development of an airbreathing fish, channa striata in the lentic and lotic environments.

Chandra, a practical text book of fish parasitology and health. Dopaminergic system in the brain of the freshwater murrel. Eggs are laid in nests through elaborate tunnels in vegetated areas which look like vertical columns of water with the eggs floating in the center ref. Nervous system of channa punctatus lata fish zoology. A total of 3783 helminths were collected, with an average of 3. Seasonal variation in helminth parasites of snakeheads. The main aim of the present study is to expand knowledge about the prevalence and distribution pattern of helminth parasites in selected freshwater fish from river gomti, lucknow. The lata fish ophiocephalus or channa punctatus is the commonest bony fish used in the practical classes in different colleges of west bengal and other provinces of india. Chemicals and chemical groups see more details naaso 2 and lethal and sub lethal doses were determined. Pdf reproductive biology of striped snakehead channa striata. The nervous system of channa punctatus comprises of the central nervous system, peripheral nervous system and the sympathetic nervous system. These fishes are commonly called snake headed fishes because the head resembles superficially that of snakes.

Biology forum online discuss microbiology, biological science, microscopic forms of life, including bacteria, archea, protozoans, algae and fungi. Actinopterygii rayfinned fishes perciformes perchlikes channidae snakeheads etymology. The relation between body length and pectoral fin width of channa punctatus. Channa orientalis 17001880 print iconographia zoologica special collections university of amsterdam uba01 iz800087. During spring 201220, 250 live samples of the fishes channa punctatus bloch, 1793 perciformes. Distribution pattern of helminthes parasites in channa. Buy dopaminergic system in the brain of the freshwater murrel, channa punctatus bloch book online at best prices in india on. It is found in the indian subcontinent and nearby areas, ranging across afghanistan, pakistan, india, sri lanka, nepal, bangladesh, myanmar and tibet. This system includes the brain and the spinal cord. Jul 20, 2014 induced breeding of the striped snakehead murrel, channa striatus bloch, 1793 was attempted during october to december 2009 northeast monsoon. Data regarding the parasitic infestation of helminth parasites of. Allozyme variation in a threatened freshwater fish, spotted.

Different cell types found in the peripheral blood of channa punctatus, an air. All structured data from the file and property namespaces is available under the creative commons cc0 license. Bioaccumulation of zn, cu and cd in channa punctatus. Abstract now a days increase atmospheric temperature is the matter of great discussing issues for the environmentalists to gain more relevant information on tolerance of the organism to the temperature. The 12, 24, 48, 72 and 96 h lc50 of atrazine, calculated by probit analysis, were determined to be 77. Its natural habitats are swamps, ponds and brackish water systems. Synthetic pyrethroid pesticides, especially the type ii compounds, are extensively used in pest management all over the world because of their relatively low toxicity to birds and mammals. Breeding behaviour and parental care of the induced bred spotted murrel channa punctatus under captivity. The status of channa punctatus bloch 1793, the snake headed murrel in relation to human health firstever comprehensive global map of freshwater systems released conservation of freshwater fish biodiversity. The dorsal surface and sides is dark and mottled with a combination of black and ochre, and white on the belly. Cookharvey, lisa flook, madelyn gardner, hanna melnick and a great selection of related books, art and collectibles available now at. Biochemical analysis of lipids and proteins in three.

A significant reduction of thyroidal iodine uptake was also observed. Book of in some small indigenous species abstract, 6th biennial fisheries. A total of 50 gonads of captive reared populations of spotted snake head channa punctatus were collected from december 1998february 1999 in southern part of india to investigate the fecundity. Mahmud na, rahman hh, mostakim gm, khan mgq, shahjahan m, lucky ns, islam ms. Dopaminergic system in the brain of the freshwater murrel, channa punctatus bloch paperback september 11, 2015 by shweta dhindhwal author.

Induced ovulation and spawning of a striped snakehead murrel. Studies on fecundity of captive reared spotted snake head. Pdf ovarian biology of spotted snakehead channa punctatus. The average fecundity varied from 2116132 for brood fish of 111181 mm length and 14. The status of channa punctatus bloch 1793, the snake headed murrel in relation to human health. The mouth of fingerling is filled with some herb and the patient is made to swallow it. Ali d, nagpure n s, kumar s, kumar r, kushwaha b 2008. Rao and durve 1989 reported channa punctata as one of three snakehead species fished commercially in lake jaisamand, the oldest reservoir in india.

In the presented study, a threeyear survey has been performed. Acute toxicity of an organophosphate insecticide sumithion to. Snake heads lot 10 from doon valley and fresh market catches. She has qualified joint csirugc test for junior research fellowship jrf and eligibility for lectureship net in life sciences in december 20 with an all india rank64.

Aspects of reproductive biology such as sex ratio, size at first maturity, spawning, gonadosomatic index, ova diameter and fecundity of channa punctatus from river varuna were investigated for a. The spotted snakehead is listed as least concern in iucn, due to lack of major threats to this species populations. Tantarpale et al morphometric and meristic variations in fins of channa punctatus indian j. Pdf reproductive biology of striped snakehead channa. D department of zoology fisheries and aquaculture unit post graduate section rishi bankim chandra college naihati 743165 west bengal, india. Genotoxicity assessment of acute exposure of chlorpyrifos to freshwater fish channa punctatus bloch using micronucleus assay and alkaline singlecell gel. It is also known as the common snakehead, chevron snakehead and snakehead murrel. Buy dopaminergic system in the brain of the freshwater.

Effect of arsenite on chromosomes chromosomes subject category. The circulatory system of channa punctatus comprises of. Eighteen enzymes were detected, but only 10 est, pgm, g3pdh, g6pdh, sod, gpi, odh, gdh, xdh, and ck showed consistent phenotypic variations. Citeseerx document details isaac councill, lee giles, pradeep teregowda. Ovarian biology of spotted snakehead channa punctatus from natural wetlands of sylhet, bangladesh. This video content how to dissection of afferent branchial vessel of channa punctatus. The dyes has been found to produce several damages in the vital organs of c. Field identification tips and segregation of channa sp. It usually inhabits swamps, pools, rice fields and is known for its nutritive and invigorating qualities. The effect of thermal adaptation on the level of nitrogenous. The current research was investigated with the aspire to ascertain the breeding season of striped snakehead.

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