YSISPUBS - Yakima/Klickitat Fisheries Project
... Ecological and genetic evidence. In P. Howell and D. Buchannan editors, proceedings of the inland rainbow trout workshop. Malheur Field Station, Oregon. Pearsons, T. N. Submitted. Chronology of ecological interactions associated with the life-span of salmon supplementation programs. Fisheries. ...
... Ecological and genetic evidence. In P. Howell and D. Buchannan editors, proceedings of the inland rainbow trout workshop. Malheur Field Station, Oregon. Pearsons, T. N. Submitted. Chronology of ecological interactions associated with the life-span of salmon supplementation programs. Fisheries. ...
Governance for Responsible Fisheries: an Ecosystem
... The term, ‘responsible’ can be interpreted in many ways. For fisheries, we believe responsible means sustainable production of human benefits, which are distributed ‘fairly’, without causing unacceptable changes in marine ecosystems. Governance is broader than fisheries management. It consists of fo ...
... The term, ‘responsible’ can be interpreted in many ways. For fisheries, we believe responsible means sustainable production of human benefits, which are distributed ‘fairly’, without causing unacceptable changes in marine ecosystems. Governance is broader than fisheries management. It consists of fo ...
oregon`s groundfish fisheries and investigations in 2008
... coast sub-area and Newport was the top port for landings. Other ODFW management activities included participation in the U.S. West Coast Recreational Fish International Network (RecFIN) process, data analysis, and public hearings to discuss changes to the management of Pacific halibut and groundfish ...
... coast sub-area and Newport was the top port for landings. Other ODFW management activities included participation in the U.S. West Coast Recreational Fish International Network (RecFIN) process, data analysis, and public hearings to discuss changes to the management of Pacific halibut and groundfish ...
Sea Cucumber Fisheries - International Scientific Academy of
... reducing the microalgal biomass in the sediment [41] and playing a substantial role in the recycling of nutrients in oligotrophic environments where nutrients would otherwise remain trapped in the sediment [42]. Bruckner et al. [27] noted that the extirpation of holothurians has resulted in the hard ...
... reducing the microalgal biomass in the sediment [41] and playing a substantial role in the recycling of nutrients in oligotrophic environments where nutrients would otherwise remain trapped in the sediment [42]. Bruckner et al. [27] noted that the extirpation of holothurians has resulted in the hard ...
UMWiki Retired June 30, 2016 | IT@UMN
... ‘‘management action could be guided by frequency distributions of empirical examples of sustainability’’ (Fowler 1999b:25). That is, managers could use the observed harvest rate by marine predators on marine prey to estimate maximum harvest rates that are sustainable at ecosystem and biosphere level ...
... ‘‘management action could be guided by frequency distributions of empirical examples of sustainability’’ (Fowler 1999b:25). That is, managers could use the observed harvest rate by marine predators on marine prey to estimate maximum harvest rates that are sustainable at ecosystem and biosphere level ...
Effects of River Impoundment on Ecosystem Services
... roads) facilitated development of the commercial fishery. Itaipu Reservoir began filling in October 1982 and pushed still more people, especially small landowners in the affected area, to this activity in 1985 when fishing was formally allowed in the newly filled reservoir. The artisanal fishery pla ...
... roads) facilitated development of the commercial fishery. Itaipu Reservoir began filling in October 1982 and pushed still more people, especially small landowners in the affected area, to this activity in 1985 when fishing was formally allowed in the newly filled reservoir. The artisanal fishery pla ...
The understudied and underappreciated role of predation in the
... Abstract The assumption that animals released from fishing gears survive has frequently been scrutinized by researchers in recent years. Mortality estimates from these research efforts can be incorporated into management models to ensure the sustainability of fisheries and the conservation of threat ...
... Abstract The assumption that animals released from fishing gears survive has frequently been scrutinized by researchers in recent years. Mortality estimates from these research efforts can be incorporated into management models to ensure the sustainability of fisheries and the conservation of threat ...
2007-08 Revision
... Lakes, where they contribute substantially to harvests in Michigan (sport), Ohio (sport), and Ontario (commercial and sport). These species exhibit wide fluctuations in reproductive success, which strongly influences their adult density, growth, mortality, predation rate on forage base and so forth. ...
... Lakes, where they contribute substantially to harvests in Michigan (sport), Ohio (sport), and Ontario (commercial and sport). These species exhibit wide fluctuations in reproductive success, which strongly influences their adult density, growth, mortality, predation rate on forage base and so forth. ...
PDF
... different distributional effects on the two fisheries examined. For the prey fishery, the Ocean Prawn Trawl, the benefits of protected area creation are limited by the effects of predation. The protected area is less likely to increase harvests and fishery rent post establishment. Further, certain s ...
... different distributional effects on the two fisheries examined. For the prey fishery, the Ocean Prawn Trawl, the benefits of protected area creation are limited by the effects of predation. The protected area is less likely to increase harvests and fishery rent post establishment. Further, certain s ...
Clupea harengus membras
... stock is considered used in a sustainable manner. Fishing mortality has since the 1970s been below the threshold and the recruitment has been stable (Swedish Board of Fisheries 2010). However, there are some concerns about the herring stock in the Baltic Sea, including Gulf of Bothnia. Catch statist ...
... stock is considered used in a sustainable manner. Fishing mortality has since the 1970s been below the threshold and the recruitment has been stable (Swedish Board of Fisheries 2010). However, there are some concerns about the herring stock in the Baltic Sea, including Gulf of Bothnia. Catch statist ...
Policy for the release of aquatic resources
... (c) avoiding, remedying or mitigating adverse effects of activities on the aquatic resources of the State, Where resource management decisions must be made in an environment of uncertainty, the Government, in partnership with key stakeholders, will take a precautionary approach to the management of ...
... (c) avoiding, remedying or mitigating adverse effects of activities on the aquatic resources of the State, Where resource management decisions must be made in an environment of uncertainty, the Government, in partnership with key stakeholders, will take a precautionary approach to the management of ...
Introduction On October the 6th, the Commission tabled a
... catch on herring and sprat, the main prey for cod, is enabled by setting a high fishing mortality on cod, the predator. The Scientific, Technical and Economic Committee for Fisheries has advised that more scientific work is needed in order to understand the risks of fishing at these higher exploitat ...
... catch on herring and sprat, the main prey for cod, is enabled by setting a high fishing mortality on cod, the predator. The Scientific, Technical and Economic Committee for Fisheries has advised that more scientific work is needed in order to understand the risks of fishing at these higher exploitat ...
Fish abundance with no fishing: predictions based on
... et al. 2002). Indeed, it is unlikely that ecosystems today would always revert to historic states if fishing were stopped, either because phase shifts have occurred or because the environment is fundamentally different from that existing prior to human exploitation (Daan & Richardson 1996; Pinnegar ...
... et al. 2002). Indeed, it is unlikely that ecosystems today would always revert to historic states if fishing were stopped, either because phase shifts have occurred or because the environment is fundamentally different from that existing prior to human exploitation (Daan & Richardson 1996; Pinnegar ...
Definitions of overfishing from an ecosystem
... Murawski, S. A. 2000. Definitions of overfishing from an ecosystem perspective. – ICES Journal of Marine Science, 57: 649–658. Ecosystem considerations may be incorporated into fisheries management by modifying existing overfishing paradigms or by developing new approaches to account for ecosystem s ...
... Murawski, S. A. 2000. Definitions of overfishing from an ecosystem perspective. – ICES Journal of Marine Science, 57: 649–658. Ecosystem considerations may be incorporated into fisheries management by modifying existing overfishing paradigms or by developing new approaches to account for ecosystem s ...
Species Profile - Atlantic States Marine Fisheries Commission
... dependent and -independent data as well as information about protective measures being implemented as part of Amendment river herring biology and life history. The assessment included 14 to the Atlantic Mackerel, Squid, and Butterfish FMP. The historical landings back to 1887, although the fisheries ...
... dependent and -independent data as well as information about protective measures being implemented as part of Amendment river herring biology and life history. The assessment included 14 to the Atlantic Mackerel, Squid, and Butterfish FMP. The historical landings back to 1887, although the fisheries ...
The North Sea Regional Advisory Council
... sourcing is required to meet market and customer demands. The NSAC advice could draw out some aspects of the ICES advice and develop it. Moreover, the NSAC would like to see a results based management approach (i.e. bottom-up based management). ...
... sourcing is required to meet market and customer demands. The NSAC advice could draw out some aspects of the ICES advice and develop it. Moreover, the NSAC would like to see a results based management approach (i.e. bottom-up based management). ...
The impacts of fishing on marine birds
... Long-line fishing is one of the world’s major fishing methods, taking place in all oceans and seas. For some fish species, 90% of the commercial catch is taken by this gear (Bjordal and Løkkeborg, 1996). Pelagic long-lining concentrates on tuna (Thunnus spp.), broadbilled swordfish (Xiphias gladius) ...
... Long-line fishing is one of the world’s major fishing methods, taking place in all oceans and seas. For some fish species, 90% of the commercial catch is taken by this gear (Bjordal and Løkkeborg, 1996). Pelagic long-lining concentrates on tuna (Thunnus spp.), broadbilled swordfish (Xiphias gladius) ...
The future of fisheries oceanography lies in the pursuit of multiple
... fisheries hypothesis (H3): recruitment is related to spawning-stock biomass and interannual changes in fishing mortality are responsible for changes in total mortality (Hilborn and Walters, 1992; Quinn and Deriso, 1999). The role of overfishing in declining fishery abundance was investigated during ...
... fisheries hypothesis (H3): recruitment is related to spawning-stock biomass and interannual changes in fishing mortality are responsible for changes in total mortality (Hilborn and Walters, 1992; Quinn and Deriso, 1999). The role of overfishing in declining fishery abundance was investigated during ...
A preliminary trophic model of Scomberomorus commerson
... The Persian Gulf is a shared body of water, between Iran, Kuwait, Saudi Arabia, Iraq, Bahrain, Qatar and U.A.E (Fig1). The Persian Gulf is very productive and supports valuable fisheries in all countries for penaeid shrimps and demersal fish, as well as for small and medium-sized pelagic species. Co ...
... The Persian Gulf is a shared body of water, between Iran, Kuwait, Saudi Arabia, Iraq, Bahrain, Qatar and U.A.E (Fig1). The Persian Gulf is very productive and supports valuable fisheries in all countries for penaeid shrimps and demersal fish, as well as for small and medium-sized pelagic species. Co ...
the state of the science: Forage Fish in the California Current
... are consumed by humans, many are used for nonfood products such as animal feed, pet food, and fishing bait. Forage fish populations are influenced by environmental variation, natural processes, and human activities such as fishing, coastal development, and pollution. They are also subject to natural ...
... are consumed by humans, many are used for nonfood products such as animal feed, pet food, and fishing bait. Forage fish populations are influenced by environmental variation, natural processes, and human activities such as fishing, coastal development, and pollution. They are also subject to natural ...
Managing conflicts arising from fisheries enhancements based on
... transferred from Lake Tanganyika, where it is an endemic small pelagic species, to Lake Kariba during 1967–1968 to fill the vacant pelagic niche in the newly flooded reservoir (Marshall, 1991). It was later introduced into Lake Itezhi-tezhi in the early 1990s and dispersed down the Zambezi River to ...
... transferred from Lake Tanganyika, where it is an endemic small pelagic species, to Lake Kariba during 1967–1968 to fill the vacant pelagic niche in the newly flooded reservoir (Marshall, 1991). It was later introduced into Lake Itezhi-tezhi in the early 1990s and dispersed down the Zambezi River to ...
Fish Population Dynamics
... Productivity to Spatial and Seasonal Gradients in Lake Ontario. Canadian Journal of Fisheries and Aquatic Science 52: 1509-1522. This paper analyzed spatial and temporal patterns of several dynamic population parameters of a mysid shrimp (Mysis relicta) in relation to predation and physical conditio ...
... Productivity to Spatial and Seasonal Gradients in Lake Ontario. Canadian Journal of Fisheries and Aquatic Science 52: 1509-1522. This paper analyzed spatial and temporal patterns of several dynamic population parameters of a mysid shrimp (Mysis relicta) in relation to predation and physical conditio ...
MFFG 20150310 Copgn MReport3
... different management options. The science is evolving but it is clear that it is going to be very important. The advice that we give will be affected by the changing science. However, we now have to consider our response to the Commission’s consultation paper. What was the timeline for this? Edgars ...
... different management options. The science is evolving but it is clear that it is going to be very important. The advice that we give will be affected by the changing science. However, we now have to consider our response to the Commission’s consultation paper. What was the timeline for this? Edgars ...
8 Use of Living Marine resoUrces
... the early 2000s. Discards have been shown to affect the structure of biological communities. Fish are discarded for a variety of reasons. There are strong economic incentives in many fisheries to d iscard fish to maximise the value of the landing (‘high-grading’). This is illegal under all fisher ...
... the early 2000s. Discards have been shown to affect the structure of biological communities. Fish are discarded for a variety of reasons. There are strong economic incentives in many fisheries to d iscard fish to maximise the value of the landing (‘high-grading’). This is illegal under all fisher ...