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Journal Article
Aquatic Ecosystem Health & Management (2008) 11 (2): 212–224.
Published: 06 June 2008
... data collection programme to fulfil the requirement of a dynamic fishery management system. In a rational fishery, the fishing strategy is affected by resources, fishing costs and market conditions. With regard to the shrimp fishery in South Vietnam as reflected in the enumerator data, market prices...
Journal Article
Aquatic Ecosystem Health & Management (2013) 16 (1): 51–61.
Published: 02 January 2013
... November 2006 to November 2007. Also, autotrophic nanoflagellates, heterotrophic nanoflagellates and heterotrophic bacteria were enumerated to gain some indication of the food resources available for ciliates. The abundance of ciliates in the three protectorates were found to follow an annual cycle with...
Journal Article
Aquatic Ecosystem Health & Management (2013) 16 (3): 267–278.
Published: 01 July 2013
...M. Munawar; I. F. Munawar; M. Fitzpatrick A structural and functional assessment of the microbial foodweb of Lakes Superior, Huron, Erie and Ontario was undertaken during late summer (August) between 2001 and 2004. One lake was sampled in each year. Our analysis included microscopic enumerations of...
Journal Article
Aquatic Ecosystem Health & Management (2010) 13 (4): 395–412.
Published: 15 November 2010
... Ontario Trophic Transfer initiative of 1990. The microbial loop (bacteria, autotrophic picoplankton, heterotrophic nanoflagellates (HNF) and ciliates) and phytoplankton, were enumerated microscopically in addition to measurements of chlorophyll a , size fractionated primary productivity ( 14 C) and...
Journal Article
Aquatic Ecosystem Health & Management (2011) 14 (4): 433–442.
Published: 01 October 2011
...T. P. Hollenhorst; L. B. Johnson; J. Ciborowski Consistent, repeatable and broadly applicable land use, land cover data is needed across the Lake Superior basin to facilitate ecosystem condition assessment and trend analysis. Such a data set collected regularly through time could inform and focus...
Journal Article
Aquatic Ecosystem Health & Management (2001) 4 (3): 311–325.
Published: 01 September 2001
... between locations within sampling times. This allowed for clearer separation of time intervals. Sam- pling times falling into the same cluster were recognized as a season . 5. Individual CCAs were run (again using steps 1 through 3) on the seasonal data. Results A total of 119 taxa were enumerated and...
Journal Article
Aquatic Ecosystem Health & Management (2008) 11 (4): 355–367.
Published: 09 December 2008
... measures of mysid abundance with hydroacoustics requires knowledge of mysid target strength (TS), a method of removing fish echoes and contribution from noise, and an understanding of the effect of range on the ability of hydroacoustics to detect mysids (the detection limit). Comparisons of paired net data...
Journal Article
Aquatic Ecosystem Health & Management (2014) 17 (1): 4–13.
Published: 02 January 2014
... Lake Tanganyika. When comparing the 2011 frame survey with data from a similar survey conducted in 1995 (the two most extensive studies to date on Lake Tanganyika), results revealed troubling trends in fish capacity, including: an increase in illegal fishing gear, a doubling of the total number of...
Journal Article
Aquatic Ecosystem Health & Management (2002) 5 (3): 345–354.
Published: 01 September 2002
...Mohiuddin Munawar; Denis H. Lynn Lakewide information about the planktonic ciliates of the North American Great Lakes has been lacking. Previously published data are limited spatially and temporally and based on few samples. This article focuses on ciliates sampled in lakewide longitudinal surveys...
Journal Article
Aquatic Ecosystem Health & Management (2011) 14 (1): 21–32.
Published: 28 February 2011
... research and monitoring efforts. Our data clearly demonstrates that future studies and management strategies should include the “microbial loop” to obtain a holistic picture of the structure, function and dynamics of the lower food web. Copyright © AEHMS 2011 Figure 2. A comparison of...
Journal Article
Aquatic Ecosystem Health & Management (2011) 14 (3): 252–259.
Published: 01 July 2011
...-stage stratified sampling design was adopted, using PSUs at one stage, and stratified samples of secondary sampling units (SSUs) i.e. the different types of crafts carrying specific gear types and sizes, randomly selected by field enumerators. The regionally harmonized data collection forms were used...
Journal Article
Aquatic Ecosystem Health & Management (2011) 14 (1): 44–55.
Published: 28 February 2011
.... Niblock, M. Fizpatrick, B. Timmins, T. Hollister, K. Bonnell and others too countless to name. Thanks to C. Tudorancea, W. Geiling, D. Geiling and J. Moore, among others, for zooplankton and rotifer sample enumeration, taxonomy and data analysis. We thank J. Cooley, J. Moore and K. Minns who started and...
Journal Article
Aquatic Ecosystem Health & Management (2011) 14 (1): 33–43.
Published: 28 February 2011
... toxic cyanoprokaryote (blue-green alga) Microcystis , as well as by a dramatic decline in the bloom-forming blue-green Aphanizomenon , and the near extirpation of the diatoms, Tabellaria and Synedra spp. A partially synthetic phytoplankton community was constructed using data taken from three local...
Journal Article
Aquatic Ecosystem Health & Management (2000) 3 (2): 239–244.
Published: 01 January 2000
... spawning fish. The data reveal no negative influence of the soil embankment on shallow littoral areas. Copyright Elsevier Science Ltd and the Aquatic Ecosystem Health & Management Society 2000 Toxicity Rock material Hydrochemical regime Icthyofauna Assessment References Kudelin...
Journal Article
Aquatic Ecosystem Health & Management (2009) 12 (1): 45–62.
Published: 09 March 2009
... of vegetation was removed. However, where only enough vegetation was removed to allow for boat access, impacts on fish communities were generally non-detectable. Mowing seemed to impact fish, but not invertebrates. Our data suggest that wetland fragmentation may have substantial and long lasting...
Journal Article
Aquatic Ecosystem Health & Management (2004) 7 (3): 425–432.
Published: 01 July 2004
... conducted during 2001 demonstrated that professional grooming significantly increased Escherichia coli content in beach sands relative to non-groomed or hand raked plots (p < 0.001). This data also suggested that deeper grooming might reduce differences between groomed and non-groomed areas. Subsequently...
Journal Article
Aquatic Ecosystem Health & Management (2011) 14 (1): 3–8.
Published: 28 February 2011
... Quinte has gone from a study site to a Great Lakes Area of Concern to now the prospect of being delisted. The data that Project Quinte has assembled since its inception represents a unique opportunity to examine how ecosystems function, and the papers presented in this special issue provide evidence of...
Journal Article
Aquatic Ecosystem Health & Management (2009) 12 (1): 77–89.
Published: 09 March 2009
... and suggest plausible causes of ecosystem degradation across the U.S. Great Lakes coastal region. Here we summarize data gathered along the U.S. Lake Huron coastline for breeding bird, diatom, fish, invertebrate, and wetland plant communities. We sampled these biotic communities on 88 sites in Lake...
Journal Article
Aquatic Ecosystem Health & Management (2004) 7 (3): 415–424.
Published: 01 July 2004
...K. J. Indest; K. Betts; J. S. Furey; H. L. Fredrickson; V. R. Hinton Management of contaminated sediments has focused predominately on chemical agents, overshadowing risks posed by pathogenic microorganisms. Current accepted bacterial indicator methods do not provide defensible data with respect to...
Journal Article
Aquatic Ecosystem Health & Management (2014) 17 (1): 70–79.
Published: 02 January 2014
... Victoria are clear objectives and a management plan that will enable those objectives to be achieved, utilizing both ecological and fisheries data where appropriate. Copyright © AEHMS 2014 Nile Perch management plans holistic management fishing effort fishing capacity Lake Victoria is...