The exposure of heterobranchus bidorsalis juveniles to. Evaluation of the wound healing potential of the diets fortified with lactobacillus fermentum, saccharomyces cerevisiae and their combination in heterobranchus bidorsalis. There were significant losses of fish with increase in glyphosate herbicides concentration p heterobranchus bidorsalis in uska species han actinopterygii nga ginhulagway ni geoffroy sainthilaire hadton 1809. The frontal fontanelle is long and narrow while the occipital fontanelle is relatively long and is shaped like an oval. Hilaire 1809 inhabiting owena reservoir southwestern nigeria were investigated. International journal of fisheries and aquaculture. Clarias and their hybrid as an important tool in fish breeding and genetics. This page was last edited on 3 september 2017, at 18. This study seeks to compare the growth of two african catfishes and their hybrid fed with commercial diet. Loboratorycultured moina dubia, mixed zooplankton harvested from earthen pond, artemia nauplii and a commercial dry diet 54. The 96 h bioassays were also conducted to determine the lethal concentration lc. According to huisman and richter 1987, two clariids catfishes clarias gariepinus and heterobranchus bidorsalis are prominent in africa aquaculture because of their.
All morphometric characters were significantly different at p heterobranchus is a genus of airbreathing catfishes native to africa. There was a somewhat concentrationdependent rise in sodium ion with the level raised from 0. Effect of different salinity levels on the fertilization and. Each of the culture treatment was fed on experimental diet containing 42.
Stomach content analyses established that it had an euryphagous diet. Heterobranchus bidorsalis geoffrey sainthilaire, 1809 type species, h. Twenty specimens of triploid with weight and length ranging from 207300 g and 2932 cm, diploid 150200 g and 2328 cm heterobranchus bidorsalis were subjected to morphometric and meristic characterization, lengthweight relationship and condition factor evaluation. Eleven nominal species have been described in this genus and teugels et al. Haematological profile of heterobranchus bidorsalis geoffroy st. Free fulltext pdf articles from hundreds of disciplines, all in one place embryonic and larval developmental stages of african giant catfish heterobranchus bidorsalis geoffroy saint hilaire, 1809 teleostei, clariidae pdf paperity. Plasma enzymes and electrolytes in heterobranchus bidorsalis. The dietary habits of the clariid catfish, heterobranchus. Sep 21, 2008 the performance of poultry layer waste plw meal as a dietry protein inclusion for hybrid clariid catfish clarias gariepinus.
After five days of rearing fry weight ranged from 26 to 44mg with a mean value of 38. Research open access embryonic and larval developmental. Coiviparative growth and survival of fry of clarias. Genetic strainsof 20 domesticated samples of both species were characterized with four microsatellite markers. Sometimes, the herbicides are applied in agricultural, urban or household settings close to the aquatic ecosystem. This study aims to investigate the use of clove oil as an anaesthetic agent for heterobranchus bidorsalis juveniles and assess the effects on the test fish, using some hematological parameters. This study investigated the toxicity of glyphosate in the form of 480gl isopropylamine salt on heterobranchus bidorsalis fingerlings. The dietary habits of the giant african clariid catfish, heterobranchus bidorsalis geoffroy st. Abstract this paper conducts an exposition 011 the field identification of clariid catfishes heterobranchus. Studies on the biology and aquaculture potential of feral.
Ginklasipika han iucn an species komo diri gud kababarakan. Hardly anything is known about the biology of this species ref. All structured data from the file and property namespaces is available under the creative commons cc0 license. An evaluation of three fish diets formulated from locally generated agricultural byproducts for catfish heterobranchus bidorsalis. Fingerling of clarias gariepinus heterobranchus bidorsalis and hybrid h. O sofela 1federal university of agriculture, abeokuta, ogun state, nigeria. Artificial spawning was induced in female african giant catfish, heterobranchus bidorsalis by single intramuscular hormone injections of carp pituitary suspensions cps at 4 mgkg body weight bw, 1. Pdf induced propagation of african clariid catfish.
Files are available under licenses specified on their description page. Toxicity of glyphosate based herbicides to fingerlings of. Induced spawning of african giant catfish heterobranchus bidorsalis was successfully carried out using synthetic hormone ovaprim and natural hormone homoplastic hormonepituitary extract from h. The effects of exposing heterobranchus bidorsalis juveniles 14. National institute lor freshwater fisheries research p. Catfish species, clarias gariepinus cc, heterobranchus bidorsalis hh. Download fulltext pdf download fulltext pdf download fulltext pdf. Before stocking, the mean weight and mean length were taken and recorded. The favoured catfish species in nigeria aquaculture include. Embryonic and larval developmental stages of african giant. Comparison of proximate composition and sensory attributes of.
Discover lifes page about the biology, natural history, ecology, identification and distribution of heterobranchus bidorsalis geoffroy sainthilaire, 1809 discover life. Heterobranchus is a genus of airbreathing catfishes native to africa. Effects of clove eugenia carophylatta powder anaesthetic on some haematological and biochemical parameters of heterobranchus bidorsalis juveniles. Growth performance of hybrid catfish clarias gariepinusx heterobranchus bidorsalis in earthen ponds article pdf available in asian journal of biological sciences 54. Ayinla african regional aquaculture centre arac, port harcourt, nigeria. Journal of the national science foundation of sri lanka, 271, pp. Haematological and histological responses of clarias gariepinus and heterobranchus bidorsalis to some bacterial diseases in river state, nigeria. Fingerlings of heterobranchus bidorsalis mean weight 11. Culture of diploid and triploid of heterobranchus bidorsalis and claris gariepinus fed with daphnia abstract this research work was carried out to examine the effect of cold and warm shock on hybridized fish order of siluriformes heterobranchus bidorsalis and clarias gariepinus in indoor tanks crossing of two different species is a process called hybridization, with the offspring. A concentrate volume of the live food sources were fed daily while the commercial diet was fed ad libitum. Albumin and total protein were determined in the liver. Pdf organ bacteriological dynamics in heterobranchus. Effect of three diets on growth and survival rates of.
Fish rearing and cultivation both in homestead and catches from the wild are major sources of livelihood to several families in many coastal regions of the niger delta especially in bayelsa state. The fingerlings were exposed to increasing concentrations of npk 0. According to huisman and richter 1987, two clariids catfishes clarias gariepinus and heterobranchus bidorsalis are prominent in. See below for the abstract, table of contents, list of figures, list of tables, list of appendices, list of abbreviations and. Sometimes the empty cans are carelessly discharged into the environment were some may end up in the aquatic ecosystem due to the runoff. Sustainability of the consistent expansion of aquacultural industry depends on development of fish culture techniques in order to obtain the most efficient, safe and cost effective methods for producing aqua products. Lengthweight relationship of heterobranchus bidorsalis. Extracts from sixteen juvenile clariid fish samples artificially propagated and reared for sixteen weeks were electrophoretically analyzed and separated using. Clarias gariepinus, heterobranchus bidorsalis, clarias x heterobranchus hybrid heteroclarias and clarias nigrodigitatus. The diet comprised mainly plankton, insects, fish and detritus although, plant parts, benthic invertebrates and tadpoles were consumed. Alp activity in the plasma of heterobranchus bidorsalis exposed to various concentrations of cypermethrin for 23 days. Anaesthetic effects and haematological responses of. Photomicrographs of extruded oocyte through all developmental cell. Pdf evaluation of the wound healing potential of the diets.
Four isonitrogenous diets 35% crude protein were fed to unsexed heteroclarias fingerlings for 90 days. See general information about how to correct material in repec for technical questions regarding this item, or to correct its authors, title, abstract. Clarias gariepinus and heterobranchus bidorsalis are species of high aquaculture importance in southwestern nigeria. When requesting a correction, please mention this items handle. No serrations on the anterior part of the pectoral spine ref. Induced ovulation and spawning of pond raised african giant.
The head of heterobranchus bidorsalis is shaped like an oval and has a rectangular dorsum. The use of herbicides to control weed has increased in many areas in the niger delta region of nigeria. Get or print a qr code for this species profile, or try our lfs label creator. Olufeagba national institute for freshwater fisheries research. Department of biological sciences, faculty of natural sciences, chukwuemeka odumegwu ojukwu university, anambra state, nigeria. Optimum phosphorus requirement of heterobranchus bidorsalis using purified diets. Effect of imidacloprid on total protein, albumin and. Journal of the national science foundation of sri lanka. Embryonic and larval developmental stages of african giant catfish. Haematocrit values, haemoglobin concentrations, erythrocyte and leucocyte counts, mean cell haemoglobin concentration, sodium and potassium ions concentrations were 24. Effect of three diets on growth and survival rates of african. Effect of different salinity levels on the fertilization and hatching of heterobranchus bidorsalis. The principles of meat science, 4th ed kendallhunt publishing.
The catfish species used were heterobranchus bidorsalis, clarias. Pdf growth performance and survival of heterobranchus longifilis. Some aspects of the biology of the catfish, heterobranchus bidorsalis geoffroy sainthilaire, 1809 clariidae in river ogbese. Bacterial flora of apparently healthy heterobranchus bidorsalis. Heterobranchus bidorsalis geoffroy sainthilaire, 1809. Plasma collected from the fish was analyzed for enzymes.
Short description morphology morphometrics dorsal spines heterobranchuss the highest values for wg 5. Growth and survival of fry of african catfish species, clarias. Asuquo ie, essienibok ma, abiaobo no 2016 the effects of some agricultural fertilizers on fingerlings of heterobranchus bidorsalis. Induced propagation of african clariid catfish, heterobranchus bidorsalis geoffrey saint hillarie, 1809 using synthetic and. Diet artemia salina beef brain food compound food final mean wt mg 708.
The study which was carried out at aquafish farm, ihiala, anambra state, nigeria, lasted 70 days may to july. F ecotoxicology research unit, department of biological sciences, faculty of science, niger delta. Heterobranchus bidorsalis pdf this study was carried out to measure the optimum growth of heterobranchus bidorsalis and the best time to crop under maximum utilization of. Clarias gariepinus, heterobranchus bidorsalis and their reciprocal hybrids o. All material on this site has been provided by the respective publishers and authors. Induced ovulation and spawning of pond raised african. Genus heterobranchus contains four important species namely, h. Depending on the exact species involved, fish of this genus reach from 64 to 150 cm 25 to 59 in with h. See below for the abstract, table of contents, list of figures, list of tables, list of appendices, list of abbreviations and chapter one. Larval feeding of heterobranchus bidorsalis 5 table 3. The dearth of african giant catfish heterobranchus bidorsalis seeds poses great threat to its aquaculture and biodiversity, hence detailed knowledge and understanding of its embryology is indispensable for its artificial propagation and conservation programmes. The effects of some agricultural fertilizers on fingerlings. The effect of dietary intake of lactobacillus fermentum, saccharomyces cerevisiae and their combination on selected tissue bacteriology of heterobranchus bidorsalis juveniles was investigated. The catfish species used were heterobranchus bidorsalis, clarias gariepinus and heteroclarias hybrid of h.
The culture of diploid and triploid heterobranchus bidorsalis in indoor hatchery. Short communication histological transmogrification in organs. Heterobranchus bidorsalis, the african catfish or eellike fattyfin catfish, is an airbreathing. Clarias gariepinus and heterobranchus bidorsalis using microsatellite markers. Annals of ecology and environmental science volume 2, issue 2, 2018, pp 4146 annals of ecology and environmental science v2 i2 2018 41 haematological and biochemical responses of heterobranchus bidorsalis to imidacloprid inyang i.
Photomicrographs of extruded oocyte through all developmental cell stages of live embryo to larval stage are documented with the. Growth and survival of clarias anguillaris, heterobranchus. Heterobranchus bidorsalis geoffroy sainthilaire, 1809 old web site least concern media in category heterobranchus bidorsalis the following 2 files are in this category, out of 2 total. They are widely cultured owing to their high market price, fast growth rate and ability to withstand adverse pond conditions especially low oxygen content idodoumeh, 2003. Heterobranchus bidorsalis and their reciprocal hybrids. Doc the culture of diploid and triploid heterobranchus. Brs bio range standard, clrs m clarias gariepinus male, hetb m. Characterization of genetic strains in clariid species.
Heterobranchus bidorsalis ghreteroclarias, clariabranchus and chirlas hybrids under outdo r nursery management system, ayokannii a. Thirty five adult heterobranchus bidorsalis mean length, 22. Histological changes in liver, gills and kidney of catfish. Morphological characteristics and body indices of heterobranchus bidorsalis from three geographical.
May 07, 2019 clarias gariepinus and heterobranchus bidorsalis using microsatellite markers. Nov 18, 2014 fish sample, selection and induced breeding. African giant catfish heterobranchus bidorsalis geoffroy saint hilaire, 1809 teleostei, clariidae wasiu adekunle olaniyi1 and ofelia galman omitogun2 abstract the dearth of african giant catfish heterobranchus bidorsalis seeds poses great threat to its aquaculture and. The dietary phosphorus requirement of heterobranchus bidorsalis fingerlings was investigated by feeding six purified diets containing varying levels of phosphorus inclusion within a range of 0. Optimum phosphorus requirement of heterobranchus bidorsalis. Download the complete fishery and aquaculture project topic and material chapter 15 titled characterization of genetic strains in clariid species, clarias gariepinus and heterobranchus bidorsalis using microsatellite markers here on projects. Growth and survival of fry of african catfish species. Effect of different salinity levels on the fertilization. Introduction heterobranchus bidorsalis geoffroy saint hilaire, 1809 and h. Triploid specimens were higher in all the parameters. An heterobranchus bidorsalis in uska species han actinopterygii nga ginhulagway ni geoffroy sainthilaire hadton 1809. The present study has employed molecular analysis using blood serum protein in addition to morphometry for characterization of the sympatric heterobranchus species.
An heterobranchus bidorsalis in nahilalakip ha genus nga heterobranchus, ngan familia nga clariidae. After a 7day fry nursing period, better growth and survival rates were observed for fry fed cultured m. Materials and methods two weeks old fry of clarias anguillaris, heterobranchus bidorsalis and their reciprocal hybrids were. Heterobranchus bidorsalis is a unique fish belonging to the family clariidae catfishes and distributed throughout africa clay, 1977, burton 1979.
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