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overexploitation

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Journal Article
Aquatic Ecosystem Health & Management (2006) 9 (4): 419–432.
Published: 01 December 2006
...Mafaniso Hara Chambo is an important fish to Malawi's economy and to the livelihoods of local people in the southern end of Lake Malawi. Overexploitation of the chambo has been a source of concern since the 1930s. The biological and economic collapse of the fishery in Lake Malombe and the Upper...
Journal Article
Aquatic Ecosystem Health & Management (2019) 22 (4): 473–480.
Published: 02 October 2019
... calculated as 3.26. The exploitation ratio worked out as 0.667, indicated that the stock was slightly overexploited. Estimated growth at the end of I, II and III years was 247, 386 and 463 mm total length, respectively. The observed multi-year survivorship based on the length frequency data from the river...
Journal Article
Aquatic Ecosystem Health & Management (2013) 16 (4): 425–432.
Published: 01 October 2013
...Sandeep Kumar Behera; Hari Singh; Viveksheel Sagar River Dolphins are among the world's most threatened mammals. The rapid growth of human populations, widespread habitat degradation, pollution, flow regulation and water extraction, fisheries overexploitation and weaknesses of protective...
Journal Article
Aquatic Ecosystem Health & Management (2006) 9 (2): 119–135.
Published: 01 July 2006
... continuously threatened by human activities such as overexploitation of living resources, massive land reclamation and development, discharge of harmful industrial and domestic wastes, and large energy development projects. Threats to the sustainability of these resources in the form of land-based and sea...
Journal Article
Aquatic Ecosystem Health & Management (2010) 13 (1): 3–10.
Published: 26 February 2010
...M. Njiru; O.C. Mkumbo; M. van der Knaap The decline in fish species in Lake Victoria is one of the largest documented losses of biodiversity in an ecosystem. The reduction in species in the lake was attributed to overexploitation through increased fishing capacity, use of illegal fishing gears and...
Journal Article
Aquatic Ecosystem Health & Management (2010) 13 (3): 255–268.
Published: 31 August 2010
... invasive species, and overexploitation. Some significant changes in the fish fauna of the Great Lakes basin have also been the result of the successful introduction and establishment of 35 non-native species. In addition, 34 non-native species have been found in the basin, but have not, or are not thought...
Journal Article
Aquatic Ecosystem Health & Management (2013) 16 (1): 94–103.
Published: 02 January 2013
..., overexploitation and mineral dissolution. Copyright © AEHMS 2013 water quality index non-carcinogenic effect carcinogenic effect In the public health arena, ensuring human beings have access to potable water is an important agenda and faces a number of challenges for the years to come. Human...
Journal Article
Aquatic Ecosystem Health & Management (2012) 15 (4): 430–441.
Published: 01 December 2012
...M. Munawar; M. Fitzpatrick; I. F. Munawar; H. Niblock; D. Kane Large freshwater and marine ecosystems suffer from a variety of anthropogenic stressors which include eutrophication, chemical contamination, coastal degradation and overexploitation of fisheries to name only a few. Attempts at...
Journal Article
Aquatic Ecosystem Health & Management (2002) 5 (3): 283–292.
Published: 01 September 2002
.../production ratios were very high (76–112%) in all parts of the lake, and even the lakewide average exploitation rate was as high as 94%. These figures suggest that the present clupeid fishery is on a sustainable basis, while the Lates populations are clearly overexploited. Copyright © AEHMS 2002...
Journal Article
Aquatic Ecosystem Health & Management (2002) 5 (3): 245–254.
Published: 01 September 2002
..., impacts of fish exploitation and invasive weeds on species diversity, results of a major research project on the lake to assess the status of the fisheries, and the way forward. Copyright © AEHMS 2002 management Nile perch overexploitation regulations Key elements of Ž sheries management on...
Journal Article
Aquatic Ecosystem Health & Management (2006) 9 (2): 215–226.
Published: 01 July 2006
... © AEHMS 2006 fishing industry overexploitation resource management Malaysia There are four major fishing grounds in Malaysia; i.e. the waters of the West and East Coasts of Peninsular Malaysia and those off Sarawak and Sabah states. The government defines resources within 30 nautical...
Journal Article
Aquatic Ecosystem Health & Management (2013) 16 (2): 141–142.
Published: 01 April 2013
...G. Dave Copyright © AEHMS 2013 Experience has shown that the many environmental problems are of global concern, and that international cooperation at all possible levels is needed. This is certainly the case for the marine environment, which in many parts of the world is overexploited...
Journal Article
Aquatic Ecosystem Health & Management (2015) 18 (2): 131–133.
Published: 03 April 2015
... Journal of Ichthyology. The articles summarize the freshwater fish fauna and history of fisheries in these regions and challenges faced including overexploitation, environmental degradation, and invasive species - threats common the world over. They also identify challenges, and offer solutions, related...
Journal Article
Aquatic Ecosystem Health & Management (2007) 10 (4): 481–483.
Published: 28 November 2007
... overexploited and that the participants in these conferences were concerned about the ever increasing fishing effort and other pressures on the lake's resources. Despite the formation of Beach Management Units (BMUs), who have the power to enforce certain fisheries rules and regulations, it remains difficult to...
Journal Article
Aquatic Ecosystem Health & Management (2018) 21 (2): 193–194.
Published: 03 April 2018
... question remains on how to achieve them, which gave many participants an opportunity to voice their views. Many of the presentations highlighted resource overexploitation, indicating a general failure of fisheries management, but also served to highlight problems common to the lakes throughout the world...
Journal Article
Aquatic Ecosystem Health & Management (2018) 21 (2): 195–200.
Published: 03 April 2018
... counter-productive activities in the lake basin, the overexploitation continues. These initiatives included: harmonizing of the fisheries legislation around the lake, strengthening co-management in the four countries, introducing community surveillance, unilateral closed seasons, unilateral banning of...
Journal Article
Aquatic Ecosystem Health & Management (2008) 11 (1): 6–7.
Published: 10 March 2008
... results internationally these types of focused symposia such as GLOW are essential. Furthermore, ample effort should be directed for publishing results, as only publications can be duly quoted when management and resource overexploitation are discussed. Policies cannot be based on hearsay; peer reviewed...
Journal Article
Aquatic Ecosystem Health & Management (2018) 21 (2): 119–120.
Published: 03 April 2018
... relatively low harvesting rates, the lakes continued to attract fishermen and fish processors. However, existing fisheries policies, management and plans somehow do not result in control of the overexploitation. Fishing activities leave their marks on the resources, as shifts in species compositions of the...
Journal Article
Aquatic Ecosystem Health & Management (2010) 13 (1): 1–2.
Published: 26 February 2010
... the prominent presence of African scientists presenting their research results to an international forum. Despite pollution and resource overexploitation in a number of lakes, research goes on. The only way to manage the lakes, fisheries, biodiversity, etc. is to continue to conduct research and...
Journal Article
Aquatic Ecosystem Health & Management (2021) 24 (1): 105–107.
Published: 02 January 2021
... coach fishing communities for community monitoring, control and surveillance. Larger programmes are necessary for proper application of co-management. Several fisheries scientists and researchers discussed overexploitation of predators in the lakes, such as the four Perch species (Lates spp.) in...