SEAFDEC/AQD Institutional Repository: Recent submissions
Now showing items 501-520 of 4207
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AQD Matters 2021 May - June
(Aquaculture Department, Southeast Asian Fisheries Development Center, 2021-07)In this issue: 1) Shrimp birthing center ends unnecessary abortions; 2) MOSRA in Molocaboc Island, still engaged; 3) News Briefs; 4) Long-running marine fish training offered online for the first time; 5) Virtual library ... -
Series: SCS/GEN/77/15
Engineering aspects and problems in the design and construction of fishpens and fish cages in Laguna Lake, Philippines
(South China Sea Fisheries Development and Coordinating Programme, 1977)The profitability of the fishpen industry in Laguna de Bay cannot be over-emphasized. However, a good engineering design must be prepared, in addition to the feasibility study in production and marketing. The destructive ... -
Series: SCS/GEN/77/15
Plans and programmes of the SEAFDEC Leganes Station with emphasis on varied layouts and design of ponds
(South China Sea Fisheries Development and Coordinating Programme, 1977)As the importance of engineering to aquaculture becomes more apparent it is also realized that the physical properties of a pond have a strong influence on its productivity. This article reports the plans and programmes ... -
Series: SCS/GEN/77/15
The layout, construction and management of brackishwater fishponds in the Philippines
(South China Sea Fisheries Development and Coordinating Programme, 1977)With the advent of new research and studies into aquaculture practices there is a need to improve the size and shape of brackishwater ponds in the Philippines and to make their management more efficient. This article ... -
Series: JIRCAS Working Report;No. 35
Above ground dry matter gain and loss in a young mangrove forest in the stand development process: An example in southern Thailand
(Japan International Center for Agricultural Sciences, 2003)This paper introduces an example of the dynamics of living and dead mass analysis of a young natural mangrove stand in southern Thailand over a period of 12 years. -
Series: JIRCAS Working Report;No. 35
Trends in cultivation management after the decline of prawn production in brackishwater aquaculture in the Philippines
(Japan International Center for Agricultural Sciences, 2003)A survey was conducted in Regions 1 (Ilocos), 3 (Central Luzon), 6 (Western Visayas) and 7 (Central Visayas) of the Philippines between 20 May and 25 July 2002. Questionnaires were distributed and interviews were performed ... -
Series: JIRCAS Working Report;No. 35
Phosphorus budget in mangrove woods and ecosystems to which are added artificial nutrients and wastewater from shrimp aquaculture ponds
(Japan International Center for Agricultural Sciences, 2003)In this paper, a model experiment was conducted in Thailand to investigate the water purification ability of mangrove swamps using mangrove forests ecosystem by means of elucidation of the phosphorus budget. Sonneratia ... -
Series: JIRCAS Working Report;No. 35
Development for control methods for factors suppressing sustainable production of aquaculture species: Experimental transmission of piscine nodavirus-induced viral nervous necrosis to the orange-spotted grouper Epinephelus coioides
(Japan International Center for Agricultural Sciences, 2003)Viral nervous necrosis (VNN) of larval orange-spotted grouper Epinephelus coioides has been recorded recently in the Philippines. The present study describes the pathogenicity of a piscine nodavirus (betanodavirus), the ... -
Series: JIRCAS Working Report;No. 35
Development of control methods of factors suppressing sustainable production of aquaculture species: Isolation of a piscine nodavirus from hatchery-reared sea bass Lates calcarifer in the Philippines
(Japan International Center for Agricultural Sciences, 2003)The etiological study on mass mortality of larval sea bass Lates calcarifer cultured in the Philippines, demonstrated that the mortality was caused by viral nervous necrosis (VNN). Affected sea bass exhibited abnormal ... -
Series: JIRCAS Working Report;No. 35
A study on the meiobenthic community in mangrove purification experimental tanks
(Japan International Center for Agricultural Sciences, 2003)Tank experiments were carried out to elucidate the water purification ability of mangroves and their ecosystem between October 1 and November 30, 2001. Seven tanks were set up with the sediment and mangrove stands collected ... -
Series: JIRCAS Working Report;No. 35
Notable features of fatty acid composition in mangrove fish species
(Japan International Center for Agricultural Sciences, 2003)Fatty acid composition was determined in several mangrove and commercial species, mangrove red snapper, rabbitfish, milkfish and striped jack that were sampled in the Central Philippines, with special reference to arachidonic ... -
Series: JIRCAS Working Report;No. 35
Reproductive performance of the mangrove red snapper, Lutjanus argentimaculatus, fed broodstock diet
(Japan International Center for Agricultural Sciences, 2003)For the mangrove red snapper, there is no information available on effects of broodstock nutrition regarding reproductive performance. This paper, therefore, is an initial study to develop a broodstock diet for the mangrove ... -
Series: JIRCAS Working Report;No. 35
Fisheries management, utilization of fishing ground and marine catches in Peninsular Malaysia
(Japan International Center for Agricultural Sciences, 2003)In the JIRCAS international research project: Studies on sustainable production systems of aquatic animals in brackish mangrove areas which was started in 2001, the authors in Peninsular Malaysia have been conducting ... -
Series: JIRCAS Working Report;No. 35
Mangrove zooplankton of Matang mangrove estuaries: Preliminary assessment of spatio-temporal abundance in relation to environmental parameters
(Japan International Center for Agricultural Sciences, 2003)An on-going zooplankton study in the Matang mangrove swamp beginning April 2002 has shown that zooplankton wet biomasses determined over 5 months were relatively higher inside the mangrove swamp (1.17± 0.35 g m-3) ... -
Series: JIRCAS Working Report;No. 35
Preliminary study of the stomach contents of snappers and groupers of Pulau Sembilan coral reefs
(Japan International Center for Agricultural Sciences, 2003)This study was conducted to determine the relationship between snappers and groupers in three habitats located at the coral reef areas of Pulau Sembilan group of islands between 26 July and 16 August 2002. The samples were ... -
Series: JIRCAS Working Report;No. 35
Actual conditions of marine capture fisheries and aquaculture of snappers and groupers in Malaysia
(Japan International Center for Agricultural Sciences, 2003)This study was conducted to determine the long-term trend of marine catches and aquaculture production of snappers and groupers in Malaysia. All information on marine capture fisheries and aquaculture production of snappers ... -
Series: JIRCAS Working Report;No. 35
Migration, growth and feeding habit of John's snapper Lutjanus johnii and duskytail grouper Epinephelus bleekeri in Merbok mangrove brackish river
(Japan International Center for Agricultural Sciences, 2003)This study was conducted to estimate the migration and population growth in total length and to observe the food organisms found in the stomach of John's snapper and Duskytail grouper. John's snapper and Duskytail grouper ... -
Series: PCAARRD Information Bulletin; No. 113/2021
Oyster culture: Hatchery production of single spats slipper-shaped oyster Crassostrea iredalei
(DOST-PCAARRD, 2021)This manual intends to provide information on the techniques, processes, and recommend practices on hatchery production of single spats slipper-shaped oyster Crassostrea iredalei. This will serve as a guide for hatchery ... -
Asian Aquaculture Volume 1(3) September 1978
(Aquaculture Department, Southeast Asian Fisheries Development Center, 1978-09)In this issue: 1) Asia aquaculture development plan drafted; 2) Status of aquaculture in Asia; 3) Aquaculture development needs for the 3rd world; 4) Status and prospects of and development strategies for aquaculture in ... -
Asian Aquaculture Volume 1(2) August 1978
(Aquaculture Department, Southeast Asian Fisheries Development Center, 1978-08)This issue of Asian Aquaculture attempts to provide a general view of the status, prospects, and requirements of aquaculture in the Third World. The main article on page 1 gives a scenario of aquaculture as an industry and ...
