نتایج جستجو برای: iranian fisheries
تعداد نتایج: 55408 فیلتر نتایج به سال:
The aim of the Sea Around Us Project is to quantify, in ecological and economic terms, the impact of fisheries on the marine ecosystems of the North Atlantic, and to evaluate the costs and benefits of various scenarios of mitigation, such as status quo, rebuilding of depleted resources and implementation of closed areas. Dealing with these issues requires a methodological package related to, bu...
Although caviar is the most significant and famous fishery product of Iran, in recent years the country has gained a lot of experience and had some significant success with other fishery and aquaculture products. Iranian fisheries and aquaculture production reached 522,000 metric tons in 2005, of which 75% originated from capture fishery and 25% from aquaculture activities. Various fishery and ...
Bream (Abramis brama, Berg, 1949; Family: Cyprinidae) is commercially valuable fish in the Caspian Sea fishing industry. Iranian Fisheries Organization annually produces and release up to 19 million Bream fries size for recruiting of this species. Its fries are mostly released into the Anzali wetland with 4 ppt salinity. Meanwhile, they sometimes are released into Sefidrood River (0.5 ppt), Sef...
the bottom trawl selectivity parameters (22mm cod-end mesh size) were determined for saurida undosquamis , mullus barbatus , upeneus pori , and pagellus erythrinus along karatas coasts of turkey in northeastern mediterranean waters during fishing season for the year 2002-2003. the lengths at first capture (l 50 ) values for s. undosquamis , m. barbatus , u. pori and p. erythrinus were 12.57, 9....
In this report, the main challenges of managing orange roughy fisheries are outlined, as well as lessons learned that could be applied in the future to fisheries for this species (and others like it) which in some cases may allow for an ecologically sustainable, albeit limited, commercial fishery. The term ‘sustainable’ or ‘sustainable fishery’ in this context is defined as a fishery which meet...
The Gulf of Alaska and Bering Sea Aleutian Islands groundfish fisheries have been managed under fishery management plans since 1978 and 1981, respectively. The range of the Steller sea lion overlaps the waters where the fisheries are conducted. Under the Endangered Species Act, Steller sea lion west of Cape Suckling, Alaska, are listed as endangered; east of Cape Suckling they are listed as thr...
a Center for Applied Biodiversity Science, Conservation International, 2011 Crystal Drive, Suite 500, Arlington, VA 22202, USA b Duke University Marine Lab, Division of Marine Science and Conservation, Nicholas School of the Environment, 135 DUML Rd, Beaufort, NC 28516, USA c NOAA, National Marine Fisheries Service, Southeast Fisheries Science Center, Center for Coastal Fisheries and Habitat Re...
W. E Henley,’ M. A. Patterson,’ R. J. Neves, l and A. Dennis Lemly* ‘Virginia Cooperat ive Fish and Wildl i fe Research Unit , ’ Department of Fisheries and Wildl i fe Sciences, Virginia Polytechnic Inst i tute and State Universi ty , Blacksbulg, VA 24061-0321; TJ S. Forest Service, Southern Research Stat ion, Coldwater Fisheries Research Unit , Department of Fisheries and Wildl i fe Sciences, ...
Estimating the stocking potential of fish in impoundments by modelling supply and steadystate demand
JAMES A. SMITH* , , LEE J . BAUMGARTNER , IAIN M. SUTHERS* , , MATTHEW C. IVES § AND MATTHEW D. TAYLOR* , †, § *Evolution and Ecology Research Centre, and School of Biological, Earth and Environmental Science, University of New South Wales, Sydney, NSW, Australia Sydney Institute of Marine Science, Mosman, NSW, Australia Fisheries and Ecosystems Research, Narrandera Fisheries Centre, NSW Depart...
Professor Terrance J. Quinn II, Principal Investigator SFOS, University of Alaska Fairbanks, Juneau AK (Phone: 907-796-5457, Email: [email protected]) Ms. Haixue Shen, PhD Graduate Student SFOS, University of Alaska Fairbanks, Juneau AK Dr. Martin Dorn, Co-Investigator Alaska Fisheries Science Center, Seattle WA Dr. James Ianelli, cooperator Alaska Fisheries Science Center, Seattle WA Mr. Ste...
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