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Gulf of Carpentaria Adult Prawn Data 1995
Adult grooved tiger prawns (Penaeus semisulcatus) were caught in prawn trawls during one transect of the Gulf of Carpentaria on the FRV Southern Surveyor. The catches were used to assess offshore migration of the species. Data collected include length frequency, sex and gonad stage. Data were collected using 39 paired Florida Flyer trawls centred on 6nm grids across approximately 13 sites. The sites are spaced some distance apart along the cruise track (a transect from Weipa to N Groote and back to Weipa). The AusTED and standard codend were compared in these trawls, and the same data were also to be used monitor the distribution of Penaeus semisulcatus across the Gulf. Problem shots were retrawled when possible to meet the experimental design. Nine were abandoned due to lack of time.
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NTDPI Tiger and Endeavour Prawn Closure Study, Western Gulf Of Carpentaria 1982-198
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Trawling of commercial prawn species was undertaken in the Western Gulf of Carpentaria, in the Groote Eylandt region. Areas subject to commercial fishing were targeted, with sampling being undertaken at approximately monthly intervals between October 1982 and March 1983. The sampling platform was the 15.8m prawn trawler F.V. "Paulwin", towing standard double-twin rig otter trawls. All prawns sampled were identified, sexed, and measured. The total weight for each species, by sex, was measured to ± 5g. Project objectives were: To determine the size composition of the principal tiger prawn species (Penaeus esculentus and Penaeus semisulcatus) and endeavour prawn species (Metapenaeus endeavouri and Metapenaeus ensis) on the commercial fishing grounds subject to seasonal closure in the western Gulf of Carpentaria; to undertake these determinations at monthly intervals between October 1982 and March 1983 inclusive, using a chartered prawn trawler; and to assess and report on the size composition of prawns on fishing grounds within or adjacent to the closed area with reference to the effectiveness of the closures in space and time. Refer to the listed report for further information.
Tropical Prawn Project Prawn Trawl Data c1975-1979 (Redfield Data)
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Prawn trawl data from Weipa, East and South East Gulf of Carpentaria in the late 1970s. The main objective was to ascertain the distribution and abundance of each of the main commercial and some non-commercial penaeid species. The main data collection was performed off the Judy B with cruises repeated every month for 13 months; some other vessels were involved at different times (Kalinda, Raptis Pearl, Sprightly). Trawling was conducted at night and consisting of 30 minute shots. All prawns were sorted by species (general codes used) and sex, but no weights were recorded. Catch rates were expressed as number of prawns caught per net per hour. There were more than four sampling plans.
CSIRO / Industry-trained crew catch sampling at sea of prawns in the Northern Prawn Fishery (NPF) 1988-1990
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This data was collected to obtain base information for prawn management advice. Data were collated by 6 nm grid squares species, sex and size distribution (carapace length) of prawns in the commercial catch 1988 - 1990 inclusive. Also collated were turtle distribution in catches in 1989. All samples were taken and processed by CSIRO trained commercial trawl boat crews and presumably all samples were taken from areas of high abundance at that time. The fishing times over this period were 15 April to 22 June and about 1 August to 30 November.
Prawn Recolonisation Data, Gulf of Carpentaria 1984-1995
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Juvenile prawn samples were collected by beam trawl at a number of sites between the Vanderlin Islands and Rose River (Numbulwar), Gulf of Carpentaria, to investigate the recolonisation of sand and seagrass habitats following Cyclone Sandy.
Gulf of Carpentaria Prawn Data - MX (Maxim) Dataset 1983-1985
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This dataset is the result of a series of trawl surveys carried out aboard F.V. Maxim between August 1983 and March 1985 in the NW Gulf of Carpentaria, north of Groote Eylandt. The main reference is by Somers et al (1987) - see References link below. It details the gear, methods, study area, etc. The data collected included abundance and size composition of the commercial species of penaeids together with data on hydrology at the time of sampling, across 60 stations. Reproductive stage, moult stage, and parasites were also recorded. Cruises were carried out every four weeks centred around the new moon period.
Mapset: Commercial Prawn Larval Distribution in the Gulf of Carpentaria for Wet and Dry Seasons
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Maps showing prawn larval distribution of commercial prawn species during both the wet and dry seasons in Albatross Bay. The data was recorded from stepped oblique bottom to surface plankton tows, 140-142um nets. Nine cruises took place between 1975 and 1977 on chartered boats and the "Kalinda". Prawn larval biomass and densities were measured in several transects across the Gulf of Carpentaria, as well as total plankton biomass. These maps have been produced by CSIRO for the National Oceans Office, as part of an ongoing commitment to natural resource planning and management through the 'National Marine Bioregionalisation' project.
Prawn Larval Density and Total Plankton Biomass, Gulf of Carpentaria 1975-1977
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Nine cruises took place between 1975 and 1977 on chartered boats and the "Kalinda". Prawn larval biomass and densities were measured in several transects across the Gulf of Carpentaria, as well as total plankton biomass. These data are comprised of three distinct datasets: Total zooplankton biomass - see https://marlin.csiro.au/geonetwork/srv/eng/catalog.search;jsessionid=sisv4i7204pn13kfcrqfp7deu#/metadata/8c2dac2a-41ea-48ef-b917-cd0673f19ed9; Prawn larval densities (All Penaeids identified to genus level) - see https://marlin.csiro.au/geonetwork/srv/eng/catalog.search;jsessionid=sisv4i7204pn13kfcrqfp7deu#/metadata/638044de-7168-44d7-9390-4df74fef997c; and Prawn larval densities (Metapenaeus and Penaeus only, identified to species) - see https://marlin.csiro.au/geonetwork/srv/eng/catalog.search;jsessionid=sisv4i7204pn13kfcrqfp7deu#/metadata/cb69f468-a637-4366-b684-28eafc68bb16.
Mapset: Prawn Larval Distribution in the Gulf of Carpentaria for Wet and Dry Seasons
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Maps showing prawn larval distribution of commercial and non-commercial species during both the wet and dry seasons in Albatross Bay. The data was recorded from stepped oblique bottom to surface plankton tows, 140-142um nets. Nine cruises took place between 1975 and 1977 on chartered boats and the "Kalinda". Prawn larval biomass and densities were measured in several transects across the Gulf of Carpentaria, as well as total plankton biomass. These maps have been produced by CSIRO for the National Oceans Office, as part of an ongoing commitment to natural resource planning and management through the 'National Marine Bioregionalisation' project.
Embley River Enclosure Data 1993-1994
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Juvenile tiger prawns were collected by beam trawl in the Embley River, Gulf of Carpentaria in October 1993, March 1994 and October/November 1994. The following parameters were measured: prawn numbers, carapace length, species, seagrass, biomass, salinity, temperature and depth. Field experiments were carried out using enclosure nets.
Munro Prawn Surveys - SE Gulf of Carpentaria 1963-1965
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This dataset series comprises deck logs from the vessel "Rama" in which observations made during the Gulf of Carpentaria Prawn Survey are recorded. This survey was conducted jointly by the Queensland State and Commonwealth Governments during 1963-1965 to examine the prawn resources of the south-eastern corner of the Gulf of Carpentaria.