16 resultados para John 20:1-18
em Aquatic Commons
Resumo:
CONTENTS: Learning insights from the Fisheries Resource Management Project, by Tee-Jay A San Diego. An orientation on the SIAD approach and participatory local development planning, by Elizabeth M. Gonzales. Group-building, production success and the struggle to prevent capture of the resource, by B.K. Sahay, K.P. Singh and S.N. Pandeya. Urban agriculture, water reuse and local economies: case study of coastal riverine Settlements of Ondo State, Nigeria, by Yemi Akegbejo-Samsons. Livelihoods analysis: actual experience from using PRA, by Pham Minh Tam and Trinh Quang Tu. A sustainable livelihoods approach to fisheries development for poverty alleviation in southeastern Vietnam, by Nguyen Van Tu and Nguyen Minh Duc
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CONTENTS: Livelihood Improvements through fisheries in the Pode community in Pokhara, Nepal, by Tek Bahadur Gurung and Jay Dev Bista. Women’s participation in coastal resources management and livelihoods in Khanh Hoa Province, Vietnam, by Nguyen Thu Hue, Than Thi Hien, Pham Thi Phuong Hoa, Nguyen Viet Vinh and Dao Viet Long. Supporting people’s efforts and interactions in coastal resources management in Indonesia, by Tabitha Yulita. Planning for a community fisheries M&E system, by Heather Airlie and Haiko Meelis. Identifying needs and recommendations for efficient stakeholder communications through an information access survey, by Elizabeth M. Gonzales, Malene Felsing and Erwin L Pador. IEC seminar-workshop in support of fisheries ordinance implementation in Roxas City, Philippines, by Belinda M. Garrido and Elizabeth M. Gonzales.
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CONTENTS: An experience with group formation in Jabarrah, West Bengal, by Amar Prasad, Virendra Singh, Binay Sahay and Gautum Dutta. Aquaculture self-help groups in rural West Bengal, by Satyendra Tripathi, Graham Haylor and William Savage in consultation with Jagdish Gangwar, Virendra Singh, Gautam Dutta and Prabhat Pathak. Lessons learned for Fulwar Toli from an exposure visit to Jabarrah Bhim Nayak and Rubu Mukherjee. Livelihood intervention by Fish Farmers Development Agency: a success story from Mayurbhanj, Orissa, by G.B. Parida. Understanding of assets-based livelihoods through participatory rural appraisal to eliminate hunger, by Binay Sahay. Poverty ranking tools in PRA: experiences of EIRFP in addressing vulnerability, by Binay Sahay.
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CONTENTS: Creating understanding and ownership of collaborative research results through ‘learning by doing,’ by Robert Arthur and Caroline Garaway. Fish culture, farming, markets and promotion: an integrated, sustainable approach to aquaculture and rural development, by Pen Rotha and Brendan Boucher. Fisheries policy reform impact assessment in Cambodia: understanding policy and poor people, by Philip Townsley and Sem Viryak. “Shrimp Hero” Phan The Phuong, by Ngo Minh Khoi. Coral farming in Vietnam, by Nguyen Viet Vinh. The global fisheries market: can rural poor people benefit? Issues raised by STREAM Media Monitoring Reports, by Paul Bulcock.
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CONTENTS: Policy development as a theme and policy briefs as a genre, by Graham Haylor and William Savage. Decriminalizing Cambodian family-scale fishers through a livelihoods approach to law reform, by Nao Thuok and Chun Sopha. Longer pond leases in Orissa, by Reshmee Guha and Rubu Mukherjee. One-stop aqua shop: a “one-window delivery” service center for aqua-farmers and fishers, by S.D. Tripathi, Rubu Mukherjee and Kuddus Ansary. Fisheries and aquaculture policy formulation process in Pakistan, by Muhammad Junaid Wattoo and Dr. Muhammad Hayat. Improving the international marine ornamental fish trade to sustain and improve the livelihoods of poor people involved in the trade, by Aniza Suspita, Michael J. Phillips and Samliok Ndobe.
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CONTENTS: Impacts of the fisheries policy reform on livelihoods in Cambodia, by Chun Sophat and Mitchell Isaacs. A success story about aquaculture in India, by Shri Prameswar Bhoi. Two stories from Nepal: fisherman becomes a rich fish farmer, women’s empowerment through aquaculture, by Rjendra Yadav, Rabindra Man Malla. A positive change in perceptions in Pakistan, by Cecile Brugere. Small details that matter: a story from the Philippines, by Rommel Guarin. A Vietnamese farmer managing aquaculture and capture in a reservoir, by Nguyen Van Lung.
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CONTENTS: Success story of one-stop aqua shop in Kaipara Village, by Kuddus Ansary. Enhancement of people’s livelihoods in Kompong Kra Sang community fishery, by Chun Sophat. Char livelihoods of the old Brahmaputra River in Bangladesh, by Nesar Ahmed. Fin fish community structure as a measure of ecological degradation in two tropical rivers of India, by D. Chakrabarty and S.K. Das. Penaeid shrimp fisheries of Pakistan, by Razia Sultana. Reviving the shrimp industry in Capiz, by Jessica C. Esmao.
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The estimated potential of Nigerian fish resources is 1,830,994 tonnes(t) whereas the demand based on per capita consumption of 12.0kg and a population of 88.5 million is 1.085 million tonnes. Supply is presently less than 500,000 tons. The gap between demand and supply have to be met through improved utilization and increased availability of fish and fishery products. The role of fish in nutrition is recognized, since it supplies a good balance of protein, vitamins and minerals and a relatively low caloric content. This paper appraises the consumption and utilisation pattern of fish in Nigeria, the spoilage of fish and prevention of losses as a means of increasing the availability of fish for human consumption and consequent control of aggravated animal protein deficiency - induced malnutrition. The paper further highlights the point that without increased landings, increased supply of fish can be achieved through reduction of postharvest loss of what is presently caught. The use of newly designed smoke - drying equipment to achieve such goal is highlighted. The paper also emphasises the need to put into human food chain those non-conventional fishery resources and by-catch of shrimp and demersal trawl fishes by conversion into high value protein products like fish cakes, fish pies and salted dried cakes
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Introduction of red claw crayfish (Cherax quadricarinatus) in Ecuador is presented together with the status and future of crayfish culture in the country.
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Yellowfin sole, Pleuronectes asper, is the second most abundant flatfish in the North Pacific Ocean and is most highly concentrated in the eastern Bering Sea. It has been a target species in the eastern Bering Sea since the mid-1950's, initially by foreign distant-water fisheries but more recently by U.S. fisheries. Annual commercial catches since 1959 have ranged from 42,000 to 554,000 metric tons (t). Yellowfin sole is a relatively small flatfish averaging about 26 cm in length and 200 g in weight in commercial catches. It is distributed from nearshore waters to depths of about 100 m in the eastern Bering Sea in summer, but moves to deeper water in winter to escape sea ice. Yellowfin sole is a benthopelagic feeder. It is a longlived species (>20 years) with a correspondingly low natural mortality rate estimated at 0.12. After being overexploited during the early years of the fishery and suffering a substantial decline in stock abundance, the resource has recovered and is currently in excellent condition. The biomass during the 1980's may have been as high as, if not higher than, that at the beginning of the fishery. Based on results of demersal trawl surveys and two age structured models, the current exploitable biomass has been estimated to range between 1.9 and 2.6 million t. Appropriate harvest strategies were investigated under a range of possible recruitment levels. The recommended harvest level was calculated by multiplying the yield derived from the FOI harvest level (161 g at F = 0.14) hy an average recruitment value resulting in a commercial harvest of 276,900 t, or about 14% of the estimated exploitable biomass.
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Coral reef ecosystems of the Virgin Islands Coral Reef National Monument, Virgin Islands National Park and the surrounding waters of St. John, U.S. Virgin Islands are a precious natural resource worthy of special protection and conservation. The mosaic of habitats including coral reefs, seagrasses and mangroves, are home to a diversity of marine organisms. These benthic habitats and their associated inhabitants provide many important ecosystem services to the community of St. John, such as fishing, tourism and shoreline protection. However, coral reef ecosystems throughout the U.S. Caribbean are under increasing pressure from environmental and anthropogenic stressors that threaten to destroy the natural heritage of these marine habitats. Mapping of benthic habitats is an integral component of any effective ecosystem-based management approach. Through the implementation of a multi-year interagency agreement, NOAA’s Center for Coastal Monitoring and Assessment - Biogeography Branch and the U.S. National Park Service (NPS) have completed benthic habitat mapping, field validation and accuracy assessment of maps for the nearshore marine environment of St. John. This work is an expansion of ongoing mapping and monitoring efforts conducted by NOAA and NPS in the U.S. Caribbean and replaces previous NOAA maps generated by Kendall et al. (2001) for the waters around St. John. The use of standardized protocols enables the condition of the coral reef ecosystems around St. John to be evaluated in context to the rest of the Virgin Island Territories and other U.S. coral ecosystems. The products from this effort provide an accurate assessment of the abundance and distribution of marine habitats surrounding St. John to support more effective management and conservation of ocean resources within the National Park system. This report documents the entire process of benthic habitat mapping in St. John. Chapter 1 provides a description of the benthic habitat classification scheme used to categorize the different habitats existing in the nearshore environment. Chapter 2 describes the steps required to create a benthic habitat map from visual interpretation of remotely sensed imagery. Chapter 3 details the process of accuracy assessment and reports on the thematic accuracy of the final maps. Finally, Chapter 4 is a summary of the basic map content and compares the new maps to a previous NOAA effort. Benthic habitat maps of the nearshore marine environment of St. John, U.S. Virgin Islands were created by visual interpretation of remotely sensed imagery. Overhead imagery, including color orthophotography and IKONOS satellite imagery, proved to be an excellent source from which to visually interpret the location, extent and attributes of marine habitats. NOAA scientists were able to accurately and reliably delineate the boundaries of features on digital imagery using a Geographic Information System (GIS) and fi eld investigations. The St. John habitat classification scheme defined benthic communities on the basis of four primary coral reef ecosystem attributes: 1) broad geographic zone, 2) geomorphological structure type, 3) dominant biological cover, and 4) degree of live coral cover. Every feature in the benthic habitat map was assigned a designation at each level of the scheme. The ability to apply any component of this scheme was dependent on being able to identify and delineate a given feature in remotely sensed imagery.
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Based on the studies to introduce active gears in reservoirs, a prototype shore seine was designed and tested, the details of which are presented in this communication. The results revealed that the operation of this gear could effectively control the proliferation of under-exploited species.
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Lantern-fish, an under-utilised fish is present in abundance, all the year round in tropical and sub-tropical waters. Biochemical and microbiological studies carried out on lantern fish, caught from the Gulfs of Oman and Aden are reported in this paper.
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Among the fish species of the family Nemipteridae, the two little known species, namely, Nemipterus mesoprion (Bleeker) and Nemipterus delagoae (Smith) are recorded from the Cochin waters. Nemipterus mesoprion is a new distributional record from the west coast of India. N. delagoae is described with adequate numbers of specimen for the first time from Indian waters. Moreover, the results of the present study show that the colour of the viscera, the number of pyloric caeca and the gill rakers can also be used for the diagnosis of the species of the genus Nemipterus. The affinity of the above species with other related species of the genus Nemipterus and their geographical distribution are presented.