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Seagrass surveys of Exmouth Gulf
A preliminary survey of seagrass communities in Exmouth Gulf, Western Australia, found very low abundances of seagrasses. This seems surprising given the abundance of seagrass beds elsewhere in northern and western Australia, and the highly productive prawn fishery in the gulf; prawn fisheries are usually associated with seagrass systems. Quantitative and qualitative survey of 64 sites, mainly in the inaccessible south and east of the gulf, in September 1994, indicated that seagrasses were neither extensive nor abundant. Percent covers were rarely over 5-10%. Predominant seagrasses were species of Cymodocea Konig, at depths of 0-5 m, and Halodule Endlicher in intertidal areas. Species recorded were largely in accordance with published distribution ranges. Subjective assessments indicate that epiphytic and epilithic ephemeral macroalgae contribute significant amounts of production, compared to seagrasses. The lack of extensive seagrass beds is considered in terms of the physical environment of the gulf, and in terms of the carbon source for the highly productive prawn fishery. Despite the ecological and economic importance of seagrasses, this survey is only the second published account of seagrasses for the coast between Shark Bay, Western Australia, and the Gulf of Carpentaria.
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Gulf St Vincent marine ecology: seagrass cover survey
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Data on seagrass cover along the Adelaide coast, Gulf St Vincent, South Australia from 2006-2007.
Spencer Gulf Abalone biological sampling
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Measures of abalone biology - length, weight, growth rate in the Spencer Gulf, South Australia.
Marine Biological Survey of the Southern Kimberley, Western Australia.
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This report describes the results of the first of three expeditions planned to the Kimberley to document the marine flora and fauna of the area. The expedition took place in November 1994 with the assistance of a grant from the National Estates Grant Program.Twenty-two stations were examined. Detailed notes are presented on the station locations and habitat types present. At each station seagrasses, algae, fish, and some invertebrate groups were collected and notes were made on mangroves in the area.Three areas of particular significance were found: the intertidal seagrass beds in the area of Sunday and Tallon Islands, which are the largest known for the Kimberley region; an extensive intertidal system which surrounds Montgomery Island with an area greater than 400 square kilometres; and a hypersaline lagoon on Macleay Island. These areas are described and the reasons for their significance detailed.This report provides an extensive section outlining the coastal geomorphology of the southern Kimberley islands, emphasising the unique intertidal terraces which trap water at low tide and have allowed the development of the seagrass systems at Sunday and Tallon Islands.There have been no published records of the marine algae which occur in the Kimberley. This report provides details of 72 species collected during the expedition. Coralline algae are poorly known and species in this group are currently being worked on taxonomically. Two genera commonly found during the trip are provisionally considered to be undescribed and two species are new records for Western Australia. Eight species of seagrasses were recorded from a total of 15 stations; the number of known localities at which the most common species occurs has been trebled.Two hundred thirty-two species of molluscs, 173 crustaceans, 24 polychaetes,and 197 species of fish were recorded. Potentially new species were found in several groups. Detailed collections were made of additional groups such as echinoderms. The first collections from the Kimberley were obtained of groups such as isopods and nemerteans.The taxonomy of many of the groups collected is poorly known. Material was obtained for specialists in particular groups in Australia and overseas. The material has been sorted and sent to the specialists for examination and determination of species. This work is complex and time consuming, so it has not been possible to provide identifications for this report. However, the material is currently being worked up and will be presented in the scientific literature when it has been completed.
Spencer Gulf and Gulf St Vincent oceanography: biogeochemical data
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Biological data collected on SAIMOS and Innovative Solutions 2 (IS2) projects conducted in Spencer Gulf and on South Australian shelf waters. Multiple cruises over a number of seasons. Hydrology data also available from various CSIRO cruises.
Distribution and biogeography of seagrass species on the northwest coast of Australia
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Data was collected on the distribution and biogeography of seagrass species on the northwest coast of Australia in the late 1980's.
Spencer Gulf prawn fishery-independent survey data
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Prawn abundance, distribution and size structure from fishery-independent surveys throughout Spencer Gulf, South Australia since 1982.
Ecological studies on seagrasses of SW Australia - Cockburn Sound - Standing Crop
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The standing crop (weight of above-ground material) of seagrass at different locations from Cockburn Sound was measured in December 1977.
Ecological studies on seagrasses of SW Australia - Cockburn Sound - Past Distribution
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Data was collected from Cockburn Sound to determine the past and present distribution of seagrasses, including sediment cores.
Marine Biological Survey of the Central Kimberley, Western Australia.
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This report describes the results of the third and final expedition to the Kimberley to document the marine flora and fauna of the area. The expedition took place in November-December 1996 with the assistance of a grant from the National Estates Grant Program. Twenty-four stations were examined. Detailed notes are presented on the station locations and habitat types present. At each station algae, seagrasses, molluscs, fish, crustacea and corals were collected and notes were made on the few mangroves observed in this area. 3.Five areas of particular significance were found. These were: - Station 5, Hedley Island - coral pools, fish, algae and general diversity. - Station 11, Low Water, East Montelivet - extensive coral/coralline reef flat with high diversity coral cover. Large pools, with spectacular coral cover and fish. - Station 13, East side, Cassini Island - geomorphology and coral cover. Station 21, Wild Cat Reefs, eastern reef, west side - high algal diversity. - Station 22, The Breakwater, Montgomery Reef - special reef. This report provides an extensive section outlining the coastal geomorphology of the central Kimberley. There have been no published records of the marine algae which occur in the Kimberley. This report provides details of ca. seventy species collected during the expedition. Coralline algae are poorly known and species in this group are currently being worked on taxonomically. One hundred and forty four species of scleractinian corals, 292 species of molluscs, 89 species of non-caridean decapod crustaceans and 80 species of caridean shrimps, 228 species of fish and 19 barnacles were recorded. Potentially new species were found in several groups. The taxonomy of many of the groups collected is poorly known. Material was obtained for specialists in particular groups in Australia and overseas. The material has been sorted and sent to the specialists for examination and determination of species. This work is complex and time consuming, so it has not been possible to provide identifications for this report. However, the material is currently being worked up and will be presented in the scientific literature when it has been completed.
Marine Biological Survey of the Central Kimberley Coast, Western Australia
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To document the marine flora and fauna of the Kimberley region, and to make the information available to the public and scientific community. Survey focused on islands and reefs between Montgomery Island and Cassini Island. NOTE: survey boundary was not defined in report