69 resultados para 14.65.Bt

em Aquatic Commons


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The study was conducted in pond to determine the fecundity and gonadosomatic index of chapila, Gudusia chapra. The male fish was found to attain sexual maturity at 7.7 cm and 7.41 g and that of the female at 9.3 cm and 14.65 g by standard-length and body-weight respectively. The investigated fishes were found to be male and female at the ratio of 1:3 and generally female was found to be larger than male. The fish was found to spawn for several months with two spawning peaks, one in April and another in August as indicated by the peaks of gonadosomatic index and ova diameter. Fecundity of the fish ranged from 25,220 to 154,528 with an average value of 72,383 and was found to increase with the increase in length and weight of the fish. The relationships between fecundity and standard-length, body-weight, gonad-length and gonad weight of the fish were found to be linear and significant.

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Ihale is a large landing site lying approximately 65 km. from Mwanza along the main Mwanza-Musoma highway. Ihale Beach was selected as a potential candidate for the 3-beaches study because of its proximity to Mwanza, and hence suitability for frequent monitoring; and because it is served by a road accessible during the rainy seasons. As with the first training Participatory Rural Appraisal (PRA) on Kiumba Beach on Kenya's Rusinga Island, the objectives with this PRA were as follows: (a) To identify and understand Ihale's community-based organizations and institutions which have a role in the lake's fishery. (b) To consider the key issues which arise from this study for the involvement of communities and community-based organizations and/or institutions such as those at Ihale Beach, in the co-management of Lake Victoria's fishery.

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The 2006 inter-sessional Science Board and Governing Council meeting: A note from the Chairman (pdf, 0.1 Mb) Future Integrative Science Program – Progress report (pdf, 0.2 Mb) Big-picture synthesis requires understanding the small and "in-between" stuff - A summary of the CCCC Synthesis Symposium (pdf, 0.4 Mb) PICES Calendar (pdf, 0.4 Mb) Integration of ecological indicators for the North Pacific with emphasis on the Bering Sea (pdf, 0.2 Mb) Time series of the Northeast Pacific: A symposium to mark the 50th anniversary of Line-P (pdf, 0.1 Mb) PICES hosts an ESSAS workshop in St. Petersberg, Russia (pdf, 0.2 Mb) Professor Mikhail N. Koshlyakov (pdf, 0.5 Mb) The state of the western North Pacific in the second half of 2005 (pdf, 0.8 Mb) Recent trends in waters of the subarctic NE Pacific (pdf, 0.2 Mb) Unusual invertebrates and fish observed in the Gulf of Alaska, 2004-2005 (pdf, 0.1 Mb) The Bering Sea: Current status and recent events (pdf, 0.2 Mb) The Year of the Euphausiid (pdf, 0.01 Mb) Michio J. Kishi awarded 2005 Uda Prize by the Japan Society of Fisheries Oceanography (pdf, 0.03 Mb)

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The state of PICES science - 2005 (pdf, 0.2 Mb) 2005 Wooster Award (pdf, 0.4 Mb) Korea and U.S. federate metadata collection (pdf, 0.3 Mb) PICES Interns (pdf, 0.3 Mb) Studies on long-term variation of ocean ecosystem / climate interactions based on the Odate collection (pdf, 0.2 Mb) Hokkaido University Fisheries & Oceanographic Database CD-ROM (pdf, 0.2 Mb) Workshop on sardine and anchovy fluctuations (pdf, 0.1 Mb) Photo highlights of PICES XIV (pdf, 0.4 Mb) Workshop on SEEDS-II (pdf, 0.2 Mb) NPAFC-PICES joint symposium "The status of Pacific salmon and their role in North Pacific marine ecosystems" (pdf, 0.2 Mb) PICES Calendar (pdf, 0.2 Mb) New Chairman of the PICES Fishery Science Committee (pdf, 0.1 Mb) The state of the western North Pacific in the first half of 2005 (pdf, 0.4 Mb) Latest and upcoming PICES publications (pdf, 0.4 Mb) Recent trends in waters of the subarctic NE Pacific (pdf, 0.2 Mb) The Bering Sea: Current status and recent events (pdf, 0.1 Mb) PICES and GLOBEC to sponsor workshop on sub-arctic seas (pdf, 0.1 Mb) Professor Mikhail N. Koshlyakov - 75 (pdf, 0.1 Mb) Obituary - Dr. Al Tyler (pdf, 0.1 Mb)

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Report of Opening Session (pdf 0.07 Mb) Report of Governing Council (pdf 0.2 Mb) Report of the Finance and Administration Committee (pdf 0.08 Mb) Reports of Science Board and Committees Science Board inter-sessional meeting (pdf 0.05 Mb) Science Board (pdf 0.1 Mb) Biological Oceanography Committee (pdf 0.1 Mb) Fishery Science Committee (pdf 0.04 Mb) Marine Environmental Quality Committee (pdf 0.04 Mb) Physical Oceanography and Climate Committee (pdf 0.04 Mb) Technical Committee on Data Exchange (pdf 0.04 Mb) Reports of Sections, Working and Study Groups Harmful Algal Blooms Section (pdf 0.03 Mb) Working Group 17 on Biogeochemical data integration and synthesis (pdf 0.03 Mb) Working Group 18 on Mariculture in the 21st century - The intersection between ecology, socio-economics and production (pdf 0.06 Mb) Study Group on Ecosystem-based management science and its application to the North Pacific (pdf 0.04 Mb) Reports of the Climate Change and Carrying Capacity Program Implementation Panel on the CCCC Program (pdf 0.04 Mb) BASS Task Team (pdf 0.04 Mb) CFAME Task Team (pdf 0.04 Mb) MODEL Task Team (pdf 0.04 Mb) MONITOR Task Team (pdf 0.03 Mb) REX Task Team (pdf 0.04 Mb) Reports of Advisory Panels Advisory Panel on Continuous Plankton Recorder Survey in the North Pacific (pdf 0.4 Mb) Advisory Panel on Iron Fertilization Experiment in the Subarctic Pacific Ocean (pdf 0.03 Mb) Advisory Panel on Marine Birds and Mammals (pdf 0.04 Mb) Advisory Panel on Micronekton Sampling Inter-Calibration experiment (pdf 0.04 Mb) Summary of Scientific Sessions and Workshops (pdf 0.2 Mb) Membership List (pdf 0.07 Mb) List of Participants (pdf 0.09 Mb) List of Acronyms (pdf 0.03 Mb)

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Report of Opening Session (pdf 68 KB) Report of Governing Council Meetings (pdf 61 KB) Reports of Science Board and Committees: Science Board (pdf 56 KB) Biological Oceanography Committee (pdf 64 KB) Working Group 14: Effective sampling of micronekton to estimate ecosystem carrying capacity Working Group 11: Consumption of Marine Resources by Marine Birds and Mammals Fishery Science Committee (pdf 55 KB) Working Group 12: Crabs and Shrimps Marine Environmental Quality Committee (pdf 104 KB) Working Group 8: Practical Assessment Methodology Physical Oceanography and Climate Committee (pdf 44KB) Working Group 13: CO2 in the North Pacific Technical Committee on Data Exchange (pdf 37 KB) Implementation Panel on the CCCC Program (pdf 54 KB) Finance and Administration: Report of the Finance and Administration Committee (pdf 31 KB) Assets on 31st of December, 1997 Income and Expenditures for 1997 Budget for 1999 Composition of the Organization (pdf 27 KB) List of Participants (pdf 48 KB) List of Acronyms (pdf 13 KB)

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Proceedings of the Sixth Annual Meeting Agenda Report of Opening Session Report of Governing Council Meetings Reports of Science Board and Committees Science Board Handbook of Guidelines Working Group 9: Subarctic Pacific Monitoring Report of the Study Group on Communications Biological Oceanography Committee Working Group 11: Consumption of Marine Resources by Marine Birds and Mammals Fishery Science Committee Working Group 12: Crabs and Shrimps Marine Environmental Quality Committee Working Group 8: Practical Assessment Methodology Physical Oceanography and Climate Committee Working Group 10: Circulation and Ventilation in the Japan Sea /East Sea and its Adjacent Areas Technological Committee on Data Exchange Implementation Panel on the CCCC Program Finance and Administration Report of Finance and Administration Committee Assets on 31st of December, 1996 Income and Expenditures for 1996 Budget for 1998 Composition of the Organization Officers, Delegates, Finance and Administration Committee, Science Board, Secretariat, Scientific and Technical Committees List of Participants List of Acronyms (Document has 142 pages.)

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This report presents the results of the 2007 baseflow condition surveys of the four major streams flowing through Santa Lucia Preserve- Las Garzas, Portrero, San Jose, and San Clemente Creeks. This report has been prepared for the Santa Lucia Conservancy and is primarily intended for the staff of Monterey County and California Department of Fish and Game, in accordance with the baseflow monitoring and reporting requirements outlined in County Conditions 14 and 15. The scope of this report is limited to the presentation and evaluation of existing baseflow conditions as required by Conditions 14 and 15, and is not intended as a comprehensive analysis. However, data presented here are an important part of the long term data set that will be used for future in depth watershed analyses. (Document contains 13 pages & 14 figs)

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Peter Edwards writes on rural aquaculture: Myanmar revisited. Harvesting, traditional preservation and marketing of fishes of Chalan Beel, Bangladesh, by Galib, S.M. and Samad, M.A. Role of community in production and supply of larger, quality fingerlings, by Radheyshyam, De, H.K. and Saha, G.S. Can rice-fish farming provide food security in Bangladesh? by Ahmed, N. and Luong-Van, J. Nutritional and food security for rural poor through multi-commodity production from a lake of eastern Uttar Pradesh, by Singh, S.K. Emerging boost in Sri Lankan reservoir fish production: a case of adoption of past research findings, by Amarasinghe, U.S., Weerakoon, D.E.M., Athukorala, D.A. Farming the freshwater prawn Macrobrachium malcolmsonii, by Radheyshyam Breeding and seed production of butter catfish, Ompok pabda (Siluridae) at Kalyani Centre of CIFA, India, by Chakrabarti, P.P., Chakrabarty, N.M. and Mondal, S.C. Asia-Pacific Marine Finfish Aquaculture Magazine Use of fish in animal feeds: a fresh perspective National strategies for aquatic animal health management, by Mohan, C.V. NACA Newsletter.

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Summary: This cruise report is a summary of a field survey conducted within the Stellwagen Bank National Marine Sanctuary (SBNMS), located between Cape Cod and Cape Ann at the mouth of Massachusetts Bay. The survey was conducted June 14 – June 21, 2008 on NOAA Ship NANCY FOSTER Cruise NF-08-09-CCEHBR. Multiple indicators of ecological condition and human dimensions were sampled synoptically at each of 30 stations throughout SBNMS using a random probabilistic sampling design. Samples were collected for the analysis of benthic community structure and composition; concentrations of chemical contaminants (metals, pesticides, PAHs, PCBs, PBDEs) in sediments and target demersal biota; nutrient and chlorophyll levels in the water column; and other basic habitat characteristics such as depth, salinity, temperature, dissolved oxygen, turbidity, pH, sediment grain size, and organic carbon content. In addition to the fish samples that were collected for analysis of chemical contaminants relative to human-health consumption limits, other human-dimension indicators were sampled as well including presence or absence of fishing gear, vessels, surface trash, marine mammals, and noxious sediment odors. The overall purpose of the survey was to collect data to assess the status of ecosystem condition and potential stressor impacts throughout SBNMS, based on these various indicators and corresponding management thresholds, and to provide this information as a baseline for determining how such conditions may be changing with time. While sample analysis is still ongoing a few preliminary results and observations are reported here. A final report will be completed once all data have been processed. The results are anticipated to be of value in supporting goals of the SBNMS and National Marine Sanctuary Program aimed at the characterization, protection, and management of sanctuary resources (pursuant to the National Marine Sanctuary Reauthorization Act) as well as a new priority of NCCOS and NOAA to apply Ecosystem Based approaches to the Management of coastal resources (EBM) through Integrated Ecosystem Assessments (IEAs) conducted in various coastal regions of the U.S. including the Northeast Atlantic continental shelf. This was a multi-disciplinary partnership effort made possible by scientists from the following organizations:  NOAA, National Ocean Service (NOS), National Centers for Coastal Ocean Science (NCCOS), Center for Coastal Environmental Health and Biomolecular Research (CCEHBR), Charleston, SC.  U.S. Environmental Protection Agency (EPA), National Health and Environmental Effects Research Laboratory (NHEERL), Atlantic Ecology Division (GED), Narragansett, RI.  U.S. Environmental Protection Agency (EPA), National Health and Environmental Effects Research Laboratory (NHEERL), Gulf Ecology Division (GED), Gulf Breeze, FL.  U.S. Geological Survey (USGS), National Wetlands Research Center, Gulf Breeze Project Office, Gulf Breeze, FL.  NOAA, Office of Marine and Aviation Operations (OMAO), NOAA ship Nancy Foster. (31pp) (PDF contains 58 pages)

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(PDF contains 3 pages.)

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(PDF contains 3 pages.)

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(PDF contains 3 pages.)

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(PDF contains 2 pages.)