WorldFish Community: Recent submissions
Now showing items 3221-3240 of 5196
-
Development of three commercial sea cucumbers, Holothuria scabra, H. fuscogilva and Actinopyga mauritiana: larval structure and growth
(2003)Type: Journal ArticleDevelopment of the tropical sea cucumbers Holothuria scabra, H. fuscogilva and Actinopyga mauritiana was investigated. Holothuria scabra developed through the feeding auricularia, the non-feeding doliolaria and the pentactula ... -
Heavy metal and faecal bacterial contamination of urban lakes in Yaounde, Cameroon
(2003)Type: Journal ArticleThe objective of this study was to measure the concentration of indicator bacteria and heavy metals in fish, mud and water of the two largest urban inland valleys in Yaounde. -
Response to three generations of selection for increased body weight in channel catfish, Ictalurus punctatus, grown in earthen ponds
(2003)Type: Journal ArticleSelection response for body weight at marketable size was measured for channel catfish, Ictalurus punctatus, grown in earthen ponds at 7500 fish/ha. Three generations of mass selection for increased body weight in Kansas ... -
Development of sustainable aquaculture project: progress report (1 April 2003 - 30 June 2003)
(2003)Type: ReportThe Development of Sustainable Aquaculture Project (DSAP) was authorized by USAID under the Cooperative Agreement # 388-A-00-00-00068-00 on 28 June 2000. This technical progress report covers activities for the three months ... -
Development of sustainable aquaculture project: progress report (1 January 2003 - 31 March 2003)
(2003)Type: ReportThe Development of Sustainable Aquaculture Project (DSAP) was authorized by USAID under the Cooperative Agreement # 388-A-00-00-00068-00 on 28 June 2000. This technical progress report covers activities for the three months ... -
Development of sustainable aquaculture project: progress report (1 October 2002 - 31 December 2002)
(2003)Type: ReportThe main thrust of the Development of Sustainable Aquaculture Project is to sponsor on-farm aquaculture production demonstrations implemented through co-operating NGO partners. These demonstrations are expected to show ... -
Development of sustainable aquaculture project: progress report (1 July 2003 - 30 September 2003)
(2003)Type: ReportThe Development of Sustainable Aquaculture Project (DSAP) was authorized by USAID under the Cooperative Agreement # 388-A-00-00-00068-00 on 28 June 2000. This technical progress report covers activities for the three months ... -
Outlook for fish to 2020: meeting global demand
(2003)Type: BookThe seemingly inexhaustible oceans have proved to be finite after all. Landings of wild fish have leveled off since the mid-1980s, and many stocks of fish are fished so heavily that their future is threatened. And yet the ... -
Wetlands management in Vietnam's Mekong Delta: an overview of the pressures and responses
(2003)Type: ReportThis paper introduces the characteristics of the Delta and outlines the pressures that are impinging on the sustainability of the Delta's wetlands. Although these pressures are non-linear and interacting, three are considered ... -
Fish to 2020: supply and demand in changing global markets
(2003)Type: ReportUsing a state-of-the art computer model of global supply and demand for food and feed commodities, this book projects the likely changes in the fisheries sector over the next two decades. As prices for most food commodities ... -
Agricultural development and the opportunities for aquatic resources research in China
(2003)Type: Conference ProceedingsChina is a large and rapidly developing country. Fisheries and aquaculture have been prominent sectors in the contribution to GDP and the provision of food security, export revenue, and livelihoods for the poor. The rapid ... -
Production and grow-out of the black-lip pearl oyster Pinctada margaritifera
(2003)Type: Journal ArticleBlack-lip pearl oysters (Pinctada margaritifera) are widespread throughout the Indo-Pacific region, where they have traditionally been used for food, ornaments, jewellery, tools and fish hooks. However, the major benefits ... -
Food and feeding habits of Synodontis nigrita from the Osun River, SW Nigeria
(2003)Type: Journal ArticleAn investigation was conducted into the food and feeding habits of Synodontis nigrita from the Osun River near Epe, Lagos, Nigeria. The food items in the stomach of the S. nigrita covered a wide spectrum, ranging from ... -
FishBase species profile: Rhincodon typus (Smith, 1828) whale shark
(2003)Type: Journal ArticleWhale shark as listed in the Fishbase database was described. -
Spawning and hatching performance of the silvery black porgy Sparidentex hasta under hypersaline conditions
(2003)Type: Journal ArticleAbu Al Abyad island is characterized by harsh environmental conditions. A preliminary trial conducted at the island to investigate the spawning and hatching performance of the blue finned sea bream Sparidentex hasta indicated ... -
Growth, mortality and recruitment of Nile perch Lates niloticus (L. Centropomidae) in the Nyanza Gulf of Lake Victoria: an evaluation update
(2003)Type: Journal ArticleA reassessment of the estimates of growth, mortality and recruitment patterns of Nile Perch, Lates niloticus was made based on data from commercial landings collected during the Catch Assessment Survey Programme. Two sets ... -
Genetic diversity in wild stocks of the giant freshwater prawn (Macrobrachium rosenbergii): implications for aquaculture and conservation
(2003)Type: Journal ArticleThe giant freshwater prawn (Macrobrachium rosenbergii) is cultured widely around the world but little is known about the levels and patterns of genetic diversity in either wild or cultured stocks. Studies have suggested ... -
An approach to estimate the natural mortality rate in fish stocks
(2003)Type: Journal ArticleA simple approach is introduced to estimate the natural mortality rate (M) of fish stocks. The approach is based on the age at maximum cohort biomass, or critical length (L*) concept. The ratio of the critical length to ... -
Genetic improvement of the herbivorous blunt snout bream (Megalobrama amblycephala)
(2003)Type: Journal ArticleSelection experiments with the herbivorous blunt snout bream or Wuchang bream (Megalobrama amblycephala) were started in 1985. Mass selection for size and length/depth ratio resulted in a significant increase in growth and ... -
A preliminary study on the feasibility of using fenced brushparks for fish production in Lake Chilwa, Malawi
(2003)Type: Journal ArticleA study to investigate the feasibility of using fenced brushparks for fish ranching in Lake Chilwa was conducted for five months at the Kachulu Harbor. In a water depth of 1.4 m enclosures constructed from bamboo sticks ...
