Pdf portunus portunus pelagicus linnaeus, 1758 find, read and cite all the research you need on. Synopsis of the biology and exploitation of the blue swimmer. Shields abstract fifteen parasites and symbionts were found in the tissues, in the branchial chambers, and on external surfaces of the sand crab portunus pelagicus. Collected mainly by artisanal traps, trawls, beach seines, cylindrical wire traps, folding traps, pots, hop nets, drop nets, and sunken crab gill nets. The growth of hatchery produced portunus pelagicus crabs was monitored under laboratory conditions.
A study of the reproductive biology of the haole crab. A contribution to the biology of the blue swimming crab. A stock assessment of the blue swimming crab portunus. A marinederived, heparan sulphatecontaining glycosaminoglycan extract, isolated from the crab portunus pelagicus, was identified to inhibit human bace1 with comparable bioactivity to that of mammalian heparin ic 50 1. Growth of the blue swimmer crab, portunus pelagicus linnaeus. Characterization of the complete mitochondrial genome of.
Synopsis of the biology and exploitation of the blue swimmer crab, portunus pelagicus linnaeus, in western australia m. The natural diet of blue swimming crabs, portunus pelagicus, was investigated from october 2008 to october 2009 using hand sampling and a crab gill net. Reproductive biology of blue swimming crab, portunus segnis forskal, 1775 in coastal waters of persian gulf and oman sea. Muskita, 1oce astuti, 2safilu 1 faculty of fisheries and marine sciences, halu oleo university, bumi tridharma, kendari 93232, southeast sulawesi, indonesia. The testis is composed of anterior and posterior lobes. The fishery is based on the capture of a single species, portunus pelagicus, although other crab species may also be landed, such as spider, velvet and rock crabs. Pdf on jan 1, 2005, ib svane and others published fisheries biology and spatial modelling of the blue swimmer crab portunus pelagicus find, read and cite all the research you need on. Original article effect of feeding frequency and various shelter of blue swimming crab larvae, portunus pelagicus linnaeus, 1758 vutthichai oniam 1, wasana arkronrat, and norhasmariza binti mohamed2 1 klongwan fisheries research station, academic supporting division, faculty of fisheries, kasetsart university, mueang, prachuap khiri khan, 77000 thailand. Stock assessment and reproductive biology of the blue.
Fishery, biology and population dynamics of the marine. Introduction the blue swimming crab, portunus pelagicus l. Dietary composition of the blue swimmer crab portunus. Ovigerous female crabs were sampled using gillnets and traps at seven stations. The aim of this study was to determine the diets of portunus pelagicus in the large peelharvey and leschenault estuaries in southwestern australia in order to ascertain whether the dietary composition of this crab changes with body size during two different moult stages and differs between the two estuaries. Kangas western australian marine research laboratories p. Reproductive biology of blue swimming crab portunus pelagicus. Relative growth and heterochely in the blue swimmer crab. The reproductive biology of blue swimming crab portunus pelagicus in southeast sulawesi waters, indonesia 1la sara, 1wellem h. Also, these compounds may be obtained from waste material, which makes their exploitation both economically and environmentally appealing.
The marine shellfishes of india is chiefly constituted by crustaceans and molluscs. The present work investigates the changes occurring in diameter, volume, wet weight and morphology p. A glycosaminoglycan extract from portunus pelagicus inhibits. 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. Different body measurements were carried out including fresh body weight, carapace width carapace length, total length and width of both right and left chelae, and abdominal. Among crustaceans, penaeid prawns are most important in view of the quantum of landings, value and increasing demand for export trade. Fulltext some aspects of reproductive biology of blue swimming crab portunus pelagicus linnaeus, 1758 under laboratory conditions. Fisheries biology and assessment of the blue swimmer crab portunus pelagicus in queensland. Portunus is a genus of crab which includes several important species for fisheries, such as the blue swimming crab, portunus pelagicus and the gazami crab, p. The fishery is divided into two areas spencer gulf and gulf st vincent, figure 1 with two types of commercial fishery operating in. Description, classification, synonyms, distribution map and images of portunus pelagicus flower crab. A study of the reproductive biology of the haole crab, portunus sanguinolentus herbst brachyura.
Sukumaran, k k 1995 fishery, biology and population dynamics of the marine crabs, portunus portunus sanguinolentus herbst and portunus portunus pelagicus linnaeus along the karnataka coast. Locations of sampling sites for portunus segnis in the persian gulf and oman sea the determination of reproductive biology of blue swimming crab in persian gulf and oman sea was divided into 4 major parts described as follows. Portunus pelagicus, ranging in age and carapace width from ca. Biomass, cpue and size frequency distribution of blue swimming. Spawning biology of two marine portunid crabs, portunus portunus sanguinolentus herbst and portunus portunus pelagicus linnaeus from the karnataka coast k. Saad 1department of biology, faculty of science, universiti putra malaysia, 43400 upm, serdang selangor darul ehsan, malaysia. Parasites and symbionts of the crab portunus pelagicus from. Food and feeding of the blue swimmer crab, portunus pelagicus linnaeus, 1758 decapoda, brachyura along the coast of mandapam, tamil nadu, india by jose josileen1 central marine fisheries research institute, p. Reproductive biology of blue swimming crab portunus pelagicus linnaeus, 1758 in lasongko bay, southeast sulawesiindonesia 1 abdul hamid, 2djamar. Mating behaviour of sand crab, portunus pelagicus linnaeus. Natural food and feeding of the commercial blue swimmer crab. Distribution, body size, and eggs of ovigerous swimming crab. Portunus armatus formerly portunus pelagicus, also known as the flower crab, blue crab, blue swimmer crab, blue manna crab or sand crab, rajungan in indonesian, and alimasag in tagalog, kapampangan, and pangasinan, is a large crab found in the intertidal estuaries around most of.
The larval culture and rearing techniques of commercially important crab, portunus pelagicus linnaeus, 1758. Pdf biology aspect of blue swimming crabs portunus pelagicus. Synopsis of the biology and exploitation of the blue. Spawning biology of two marine portunid crabs, portunus. We examined the batch fecundity of female crabs that. Some aspects of reproductive biology of blue swimming crab portunus.
Mohamad n azra1 and mhd ikhwanuddin2 1school of fisheries and aquaculture sciences, universiti malaysia terengganu, kuala terengganu, terengganu, malaysia. A marinederived, heparan sulphatecontaining glycosaminoglycan extract, isolated from the crab portunus pelagicus, was identified to inhibit human bace1 with comparable bioactivity to that of mammalian heparin ic50 1. We examined the batch fecundity of female crabs that were collected monthly at landing sites from june 2011 to may 2012, calculated the relationships with body size, egg mass and month of the year. Complete mitochondrial genome of portunus pelagicus. Swimming crabs portunus pelagicus in jakarta bay waters, indonesia. The blue swimming crab portunus pelagicus linnaeus, 1758 has a broad geographical distribution throughout the indopacific region kailola et al. Pdf biology and exploitation of the blue swimmer crab. Fishery, biology and population dynamics of the marine crabs. Sexratio in this research, sex ratio analysis was carried out by monthly data sets of the. Survival and growth of blue swimming crab, portunus pelagicus from instar 1. Whereas crabs were widely dispersed throughout peel inlet, harvey estuary and the saline regions of tributary rivers.
Potter centre for fish and fisheries research division of science and engineering murdoch university south street murdoch, western australia 6150. Portunus pelagicus an overview sciencedirect topics. This study was carried out to observe and describe sexual dimorphism, reproductive system, macroscopic and histological gonad development and gonado somatic index gsi of blue swimming crab p. A stock assessment of the blue swimming crab portunus pelagicus linnaeus, 1758 for sustainable management in kung krabaen bay, gulf of thailand 1chutapa kunsook, 2nantana gajaseni and 3nittharatana paphavasit 1biological science program, 2department of biology. Distribution pattern and habitat shifts during ontogeny of. Reproductive biology of blue swimming crab portunus pelagicus linnaeus, 1758 in lasongko bay, southeast sulawesiindonesia research pdf available october 2016 with 645 reads how we measure.
The blue swimming crab portunus pelagicus is an important catch species for many coastal villages along the java sea coastline, but little is known regarding its reproductive biology or stock status. Although there are over 600 species of crabs recorded from indian waters, only a few of them are being used for food purposes rao et. Reproductive biology of blue swimming crab portunus pelagicus linnaeus, 1758 in lasongko bay, southeast sulawesiindonesia 1abdul hamid, 2djamar t. Reproductive biology of the blue swimmer crab, portunus pelagicus. Some aspects of reproductive biology of blue swimming crab. Portunus pelagicus definition of portunus pelagicus by.
The fisheries biology of the blue swimming crab portunus pelagicus linnaeus in the gulf of thailand. The larval culture and rearing techniques of commercially. Identification of blue swimming crab portunus pelagicus. The feeding ecology of the blue swimming crab, portunus. However, it is not a legal authority for statutory or regulatory purposes.
Portunus pelagicus synonyms, portunus pelagicus pronunciation, portunus pelagicus translation, english dictionary definition of portunus pelagicus. The biology of the blue manna crab portunus pelagicus in an. This crab is a very important commercial species in many countries, such as australia, japan. Distribution, body size, and eggs of ovigerous swimming. Itis taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. Pdf portunus pelagicus supports indigenous as well as mechanised fishery of karnataka coast. Portunidae was collected monthly for a minimum of two. All structured data from the file and property namespaces is available under the creative commons cc0 license. Alterations in size, weight and morphology of the eggs of. This study investigates the natural diet and feeding of p. Centre of advanced study in marine biology, annamalai university. Different body measurements were carried out including fresh body weight, carapace width carapace length, total length and width of both right and left chelae, and. Portunidae in five bodies of water on the west coast of australia.
Study on fecundity, embryology and larval development of blue swimming crab portunus pelagicus linnaeus, 1758 under laboratory conditions 1a. The biology of the blue manna crab portunus pelagicus in. Abolmunafigrowth and survival of enriched freeliving nematode. Files are available under licenses specified on their description page. Pdf reproductive biology of blue swimming crab portunus. The blue swimmer crab, portunus pelagicus linnaeus, 1758, is the major. Reproductive biology of blue swimming crab, portunus segnis. Page designed through the cooperative efforts of interagency itis teams. Reproductive biology of the blue swimmer crab portunus. Reproductive biology of the blue swimming crab portunus. A glycosaminoglycan extract from portunus pelagicus. In the blue crab portunus pelagicus, stewart et al. A reproductive biology study of blue swimming crab, portunus segnis forskal, 1775 in the. Portunus pelagicus linnaeus, 1758 blue swimming crab native range.
Reproductive biology of the blue swimming crab portunus pelagicus brachyura. Various aspects of the biology of the blue manna crab portunus pelagicus have been investigated in the large peelharvey estuarine system of western australia, using samples collected regularly by beach seine, gill net and otter trawl between february 1980 and july 1981. Box 20, north beach, western australia, 6020 abstract this report summarises the existing studies which have provided information on the. Effect of feeding frequency and various shelter of blue. Whereas crabs were widely dispersed throughout peel inlet, harvey estuary and the saline regions of tributary rivers during. Portunus pelagicus linnaeus, 1758 and the gazami crab p. The carapace widthcarapace lengthbody weight relationship in two marine portunid crabs, portunus portunus sanguinolentus and portunus portunus pelagicus from karnataka waters was studied. Pdf blue swimming crab portunus pelagicus is one of exported comodities with high economic value. The species is usually found in large numbers in shallow bays with sandy bottoms williams 1981. The distribution, body size, and egg diameter and volume of ovigerous blue swimming crabs, portunus pelagicus, were examined according to habitat type and egg color in lasongko bay, central buton, indonesia between april 20 and march 2014. The blue swimmer crab portunus pelagicus has a wide geographical. Do the age compositions and growth of the crab portunus pelagicus.
Mating behaviour of sand crab, portunus pelagicus linnaeus open access scientific reports. Pdf is not rendering correctly, you can download the pdf file here. It inhabits a wide range of inshore and continental shelf areas, including sandy, muddy. Population biology of the swimming crab portunus sanguinolentus. Portunus pelagicus were obtained from a shallow coastal area in the kingdom of bahrain, arabian gulf 26 14 909 n and 50 297 121 e during the years 2004 and 2005 using local fish trap on sandy mud or sand substrates. The biology of the blue manna crab portunus pelagicus in an australian estuary. Reproductive biology of blue swimming crab portunus. Portunus pelagicus linnaeus, 1758 is an important candidate species for culture in india and trials are for developing its hatchery technology. The genus portunus contains more than 90 extant species and over 40 further species known only from fossils fossils of crabs within this genus can be found in sediment of europe, the united states, mexico, venezuela, brazil and australia from paleogene to recent age range. Zainab afzaal, muhsan ali kalhoro, muhammad aslam buzdar, ashraf nadeem, faisal saeed, ameena haroon and irfan ahmed abstract length frequency distribution data of blue swimming crab portunus pelagicus linnaeus, 1766 from pakistani waters were used to estimate the growth and mortality parameters during 2015. Pdf biology and exploitation of the blue swimmer crab, portunus.
Reproductive biology of the blue swimmer crab portunus pelagicus, decapoda. The fishery is divided into two areas spencer gulf and gulf st vincent, figure 1 with two types of commercial fishery operating in each pot and marine scalefish. Portunidae university of hawaii ryan, edward parsons on. Portunus armatus formerly portunus pelagicus, also known as the flower crab, blue crab, blue swimmer crab, blue manna crab or sand crab, rajungan in indonesian, and alimasag in tagalog, kapampangan, and pangasinan, is a large crab found in the intertidal estuaries around most of australia and east to new caledonia. Pdf the biology of the blue manna crab portunus pelagicus. Aspects of the biology of the swimming crab, portunus peagicus linnaeus, 1758. The reproductive biology of blue swimming crab portunus. Portunus sanguinolentus herbst, 1783 inhabit the same area but it is easily distingushed by their 3 prominent maroon to red spots on posterior of. Effect of feeding frequency and various shelter of blue swimming crab larvae, portunus pelagicus linnaeus, 1758 vutthichai oniam 1, wasana arkronrat, and norhasmariza binti mohamed2 1 klongwan fisheries research station, academic supporting division, faculty of fisheries, kasetsart university, mueang, prachuap khiri khan, 77000 thailand. Hosted by the usgs core science analytics and synthesis. Neelakantan school of ocean sciences, kodibag, karwar58 i 303, present address. Food and feeding of portunus portunus sanguinolentus. Kt382858, and consisted of proteincoding genes, 22 trna genes, 2 ribosomal rna genes, and 1 dna control region figure 1. Increasing temperature decreasing the harding time of p.
Growth, molting duration and carapace hardness of blue swimming. Mar 31, 2016 portunus pelagicus were obtained from a shallow coastal area in the kingdom of bahrain, arabian gulf 26 14 909 n and 50 297 121 e during the years 2004 and 2005 using local fish trap on sandy mud or sand substrates. Here, a gag extract isolated from the crab portunus pelagicus has been found to possess attenuated anticoagulant activity while potently inhibiting the ad relevant. The biology of the blue manna crab portunus pelagicus in an australian estuary article pdf available in marine biology 781. Lumban batu, 2etty riani, 2yusli wardiatno 1 department of aquatic resources management, faculty of fisheries and marine. Eshky ali a 2003 reproductive biology of the commercial blue crab portunus pelagicus l. Fna, fnasc, faas, in sexual biology and reproduction in crustaceans, 2017. Portunus pelagicus, stock assessment, reproductive biology, fecundity, gonad somatic index gsi, the persian gulf. Portunus pelagicus definition of portunus pelagicus by the. Themfore, an attempt has been made to study the diet of the e two porbluids from the karnataka coasl to enhance, the knowledge on feeding biology ofthese crabs. Pdf fisheries biology and spatial modelling of the blue.
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