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Ecosystem status

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Journal Article
Aquatic Ecosystem Health & Management (2019) 22 (1): 65–76.
Published: 02 January 2019
... restored. Reliable bioassessment methods to effectively discriminate among resacas of differing ecological status are needed. Common components of bioassessments for aquatic ecosystems include surveys of biological communities, among which the macroinvertebrates are generally considered the most accurate...
Journal Article
Aquatic Ecosystem Health & Management (2018) 21 (2): 159–167.
Published: 03 April 2018
... past two decades thereby adversely affecting the livelihoods of many fishers, processors and traders along the value chain. As part of the institutional agenda within the ecosystem approach to fisheries, a key question remains on the status of the fisheries co-management, which was introduced in the...
Journal Article
Aquatic Ecosystem Health & Management (2016) 19 (1): 29–39.
Published: 02 January 2016
...Yanhui Zhang; Guishan Yang; Bing Li; Yongjiu Cai; Yuwei Chen Poyang Lake, the largest freshwater lake in China, has been facing shrinkage and environmental problems in recent years, making it imperative to assess the status of its ecosystem. In this study, such an assessment was conducted based on...
Journal Article
Aquatic Ecosystem Health & Management (2016) 19 (4): 441–451.
Published: 01 October 2016
...G. N. Kpéra; G. A. Mensah; N. Aarts; A. J. van der Zijpp Based on a study in three agro-pastoral dams in Nikki, Sakabansi and Fombawi in northern Benin, this article aims to characterize their physical, chemical and microbiological water quality. The ecosystem services framework underlies this...
Includes: Supplementary data
Journal Article
Aquatic Ecosystem Health & Management (1999) 2 (2): 115–127.
Published: 01 January 1999
... status index using the ratio of baseline and nutrient enriched growth to MPP. This index is by definition a functional index and may provide a classification tool for lotic ecosystem trophic status. We observed fluctuations in nutrient limitations in the streams over time and detected co-limitations of...
Journal Article
Aquatic Ecosystem Health & Management (2015) 18 (1): 101–104.
Published: 02 January 2015
.... , O’Gorman , R. , Owens , R. W. , Rudstam , L. G. , Schaner , T. , Stewart , T. J. , 2003 . Lake Ontario: Foodweb dynamics in a changing ecosystem (1970–2000) . Can. J. Fish. Aquat. Sci. 60 , 471 – 490 . Munawar , M. (Ed.), 2003 . The state of Lake Ontario...
Journal Article
Aquatic Ecosystem Health & Management (2004) 7 (4): 507–513.
Published: 01 October 2004
... objectives of the present study were to determine the status of the Hexagenia populations in the St. Louis River estuary and Chequamegon Bay, develop an assessment of ecosystem health for the two embayments based on that status information, and make recommendations regarding the need for long-term...
Journal Article
Aquatic Ecosystem Health & Management (2005) 8 (2): 107–116.
Published: 01 April 2005
... 117 stations covering about 1,870 km 2 of lake bed, to determine the status of nymphal populations of Hexagenia, and to provide information that would further the technical development of an indicator of ecosystem health based on Hexagenia. In western Lake Erie, density and biomass of nymphs were...
Journal Article
Aquatic Ecosystem Health & Management (2008) 11 (2): 212–224.
Published: 06 June 2008
Journal Article
Aquatic Ecosystem Health & Management (2011) 14 (1): 104–113.
Published: 28 February 2011
... criteria for the identification of ecologically significant areas and habitat, degraded areas, ecologically significant species, depleted or rare species, conservation objectives and ecological indicators to assess the status of ecosystem components. The rationale for integrated management in the Bay of...
Journal Article
Aquatic Ecosystem Health & Management (2006) 9 (2): 227–236.
Published: 01 July 2006
..., as it is an indication of the status of the species within the ecosystem. It is here that biochemical protein level and molecular DNA level indicators play crucial roles. Thus far, the studies that had been done in Malaysia using such biochemical and molecular markers were mainly on freshwater...
Journal Article
Aquatic Ecosystem Health & Management (2016) 19 (2): 206–218.
Published: 02 April 2016
... preliminary linkages to fish catches. The ecosystem health status of the fish community in Hamilton Harbour was “impaired” after more than 25 years of remedial effort, but the information gathered from monitoring and research projects during the Remedial Action Plan process has provided valuable...
Includes: Supplementary data
Journal Article
Aquatic Ecosystem Health & Management (2018) 21 (4): 478–492.
Published: 02 October 2018
... assess the current status of each of the binational AOCs. Through an assessment of similarities or differences in status between each side of individual AOCs, we will gain insight into the extent to which each has adopted an ecosystem approach as called for in the Agreement. Two case studies – Detroit...
Journal Article
Aquatic Ecosystem Health & Management (2002) 5 (2): 173–189.
Published: 01 June 2002
...Kim Chi Tran; David Valdes; Jorge Euan; Elizabeth Real; Eloy Gil Holbox Island (with its coastal lagoon, Yalahau Lagoon) located in the littoral zone at the north-eastern tip of the Yucatan Peninsula, Gulf of Mexico, is a relatively undisturbed ecosystem that is currently under threat from...
Journal Article
Aquatic Ecosystem Health & Management (2001) 4 (4): 423–436.
Published: 01 December 2001
... freshwater species in Canada are thought to be at risk. Apart species such as brook trout, lake trout, walleye, and yellow perch, the ecology and habitat requirements of most freshwater species are poorly known. Studies have mainly been descriptive and comparative but experimental, ecosystem-scale...
Journal Article
Aquatic Ecosystem Health & Management (2020) 23 (4): 436–444.
Published: 01 October 2020
... springs in the marine basin. The dynamism of the ecosystem demands for advanced evaluation tools for its correct characterisation. Multivariate ANOVA allied by Hierarchical Clustering are applied in this research to provide a readable picture of the quality status of the sediments, aiming at identifying...
Includes: Supplementary data
Journal Article
Aquatic Ecosystem Health & Management (2010) 13 (4): 385–394.
Published: 15 November 2010
... species. It has also been observed that some exotic fishes have gained a foothold in the ecosystem at favorable stretches, where flows have drastically reduced as a result of abstraction of water from the main river. Changing hydrology, apart from deteriorating environmental conditions, has been to a...
Journal Article
Aquatic Ecosystem Health & Management (2013) 16 (2): 198–204.
Published: 01 April 2013
... of trophic status in Dutch lakes . Environmental Monitoring and Assessment , 3 : 343 – 354 . Haberman , J. and Künnap , H. 2002 . Mean zooplankter weight as a characteristic feature of an aquatic ecosystem . Proc. Estonian Acad. Sci. Biol. Ecol. , 51 : 26 – 44...
Journal Article
Aquatic Ecosystem Health & Management (2019) 22 (3): 263–279.
Published: 03 July 2019
... establishment of Round Goby Neogobius melanostomus in the late 1990s. During the 1980s-1990s Bythotrephes cederstroemi, Dreissena polymorpha , and Dreissena bugensis caused profound changes in Laurentian Great Lakes ecosystems and likely contributed to declines in fish community biomass in lakes Michigan and...
Journal Article
Aquatic Ecosystem Health & Management (2016) 19 (1): 19–28.
Published: 02 January 2016
... ecological status assessment of surface water bodies is currently based on biological, physico-chemical and hydromorphological elements (Regulation of the Minister of the Environment, 2011a,b ). A combination of all three elements allows the ecological status and the water quality of aquatic ecosystems to...
Includes: Supplementary data