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Geographic information system (GIS)

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Journal Article
Aquatic Ecosystem Health & Management (2006) 9 (1): 3–8.
Published: 01 January 2006
... geographic information system (GIS) has proved to be a viable tool to generate, manipulate, and organize spatial data such as land use, soil, water at the watershed scale. Environmental models have been highly developed since the 1980s and have provided possible solutions with the capability of modelling NPS...
Journal Article
Aquatic Ecosystem Health & Management (2012) 15 (2): 176–184.
Published: 01 April 2012
...You-Shao Wang; Mei-Lin Wu; Ji-Rong Xu; Cui-Ci Sun; Jun-De Dong; Yu-Tu Wang; Fu-Lin Sun Chemometrics coupling geographic information system (GIS) was applied to investigate the spatial distribution patterns of nitrous oxide in the water column, its relation with environmental factors and to identify...
Journal Article
Aquatic Ecosystem Health & Management (2008) 11 (2): 167–181.
Published: 06 June 2008
..., emergent marsh, meadow marsh, fen, and exposed substrate) were delineated through interpretation of aerial photographs for the period 1938 to 1995. Scan vectorization was used to develop a digital data base of wetland classes. Spatial and temporal analyses, conducted in a Geographic Information System (GIS...
Journal Article
Aquatic Ecosystem Health & Management (2001) 4 (3): 327–338.
Published: 01 September 2001
... that are appropriate to a particular region. Using remotely sensed satellite imagery and geographic information system modeling, an analysis of the spatial distribution of landuse, soil erodibility, and surface slope information in a large watershed in north central Texas was conducted. An ‘atrazine...
Journal Article
Aquatic Ecosystem Health & Management (2000) 3 (1): 137–161.
Published: 01 January 2000
... and south of Campo (south project area). The same process can be applied using different oil spill scenarios or more comprehensive datasets. © 2000 Elsevier Science Ltd and AEHMS. All rights reserved. Keywords: Ecosystem status ; Integrated assessment; Geographic information system (GIS); Oil...
Journal Article
Aquatic Ecosystem Health & Management (2008) 11 (2): 230–242.
Published: 06 June 2008
... relationships for each pollutant or environmental variable in aquatic ecosystems would be time consuming and costly. Geographical Information Systems (GIS) in combination with multivariate statistical analysis techniques are efficient ways to identify the key habitat and landscape parameters and variables that...
Journal Article
Aquatic Ecosystem Health & Management (2001) 4 (1): 73–89.
Published: 01 April 2001
... the Alqueva dam. The specific goals of the study were: i) to study the form of estuary subcatchment use and integrate that information in a geographic information system (GIS); ii) to study spatial and seasonal variations of plankton and environmental parameters in the estuary; iii) to in- vestigate...
Journal Article
Aquatic Ecosystem Health & Management (2000) 3 (1): 179–189.
Published: 01 January 2000
... development of the methods used to measure these local-scale landscape factors is important to restoration and management. Copyright Elsevier Science Ltd and the Aquatic Ecosystem Health & Management Society 2000 Scale Wetlands Streams Geographic information system References Allan...
Journal Article
Aquatic Ecosystem Health & Management (1999) 2 (2): 137–154.
Published: 01 January 1999
... Geographical Information System (GIS) (GENAMAP) linked with a relational database (Microsoft ACCESS). A large field survey was conducted in Flanders and ecological information was obtained for over 1200 sites. Watercourses were selected in all categories and in all physico-geogra- phical regions with a...
Journal Article
Aquatic Ecosystem Health & Management (2006) 9 (4): 407–418.
Published: 01 December 2006
..., Cobitis stephanidisi and Salmo species. Furthermore, the creation of geographical information system (GIS) databases for incorporating all the information on species and habitats should be developed to aid the guiding principle of saving aquatic biodiversity. To fill this gap, the already proposed GIS...
Journal Article
Aquatic Ecosystem Health & Management (2020) 23 (4): 398–406.
Published: 01 October 2020
... the construction of risk maps based on the combined use of Geographic Information Systems (GIS) and the Analytic Hierarchy Process (AHP) (Poseiro, 2019 ). The HIDRALERTA system was developed in a python framework. The development of the HIDRALERTA methodology used the basic conditions and...
Journal Article
Aquatic Ecosystem Health & Management (1999) 2 (2): 155–185.
Published: 01 January 1999
...L. Håkanson Abstract A key role of environmental management is to direct time and effort towards large environmental problems rather than towards small ones. To do this, it is crucial to have a system of criteria to define, structure, analyse and rank the problems. Subjective viewpoints are...
Journal Article
Aquatic Ecosystem Health & Management (2009) 12 (1): 101–109.
Published: 09 March 2009
... have been dramatically reduced in all parts of the lake and reductions were also observed for lead. The Geographic Information System (GIS) based ordinary kriging technique allowed for the determination of lake-wide trends. Statistically valid concentration estimates were produced for all of the...
Journal Article
Aquatic Ecosystem Health & Management (2009) 12 (1): 90–100.
Published: 09 March 2009
... and accurate island data layer in Ontario, and complete datasets of island attributes allowed for an automated analysis with Geographical Information Systems (GIS) relatively early on in the project. These results were then supplemented with detailed information from the literature. In the US, the...
Journal Article
Aquatic Ecosystem Health & Management (2014) 17 (2): 161–170.
Published: 03 April 2014
... intended to serve as a tool to be used in decision making for proper and informed urban aquatic ecosystem management. Copyright © 2014 AEHMS 2014 millennium ecosystem assessment-based evaluation GIS-based Markov chain artificial neural networks Urban development has frequently resulted in...
Includes: Supplementary data
Journal Article
Aquatic Ecosystem Health & Management (2009) 12 (3): 243–248.
Published: 24 September 2009
..., sequences of satellite images with high spatial resolution and digital processing and analysis (using remote sensing data and geographic information systemGIS) of these data were employed. The results of the processing and analysis were used for the evaluation of the dynamics and trends of these...
Journal Article
Aquatic Ecosystem Health & Management (2012) 15 (sup1): 93–103.
Published: 01 January 2012
.... Technological knowledge and tools such as Geographical Information System should be utilized in order to manage the environmental and sustainable development indicators. Figure 8. The number of children with adequate Birth weight in the Kingdom of Bahrain (CIO, 2004, with permission...
Journal Article
Aquatic Ecosystem Health & Management (2015) 18 (2): 232–239.
Published: 03 April 2015
... information system tools have been used for integration of species and mesohabitat data. Nonmetric multidimensional scaling, cluster analysis and analysis of similarity techniques have been used for similarity analysis. Logistic regression model has been applied for model-based inferences on family...
Journal Article
Aquatic Ecosystem Health & Management (2001) 4 (4): 437–451.
Published: 01 December 2001
... on large river floodplains near large cities, which provide infrastructure for research, and habitat conditions in large areas are virtually unknown. Information is scattered in limnological, botanical, geographical, and aquarium literature. Ongoing research con- centrates mostly on the inland...
Journal Article
Aquatic Ecosystem Health & Management (1998) 1 (2): 183–197.
Published: 01 January 1998
... the information J.A. Day et al. /Aquatic Ecosystem Health provided by some of the lesser constituents hat none- theless have strongly geographical distribution patterns (e.g. F-: Lewis McCaffrey, University of Cape Town, South Africa, pets. comm varying at different spatial scales and in response to...