SEAFDEC/AQD Conference Proceedings: Recent submissions
261-280 / 339
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Mechanisms for lake formation in the Philippine archipelago
(Aquaculture Department, Southeast Asian Fisheries Development Center; Philippine Council for Aquatic and Marine Research and Development (PCAMRD), Department of Science and Technology; Bureau of Fisheries and Aquatic Resources, 2001)Topographic depressions, which when filled with water become lakes, can originate in a number of ways as a result of volcanic processes and activities, crustal and fault movements, stream processes, dissolution of rocks, ... -
Autoecology of an endemic calanoid copepod: The first step in biodiversity conservation in Lakes
(Aquaculture Department, Southeast Asian Fisheries Development Center; Philippine Council for Aquatic and Marine Research and Development (PCAMRD), Department of Science and Technology; Bureau of Fisheries and Aquatic Resources, 2001)Copepods, specifically calanoid copepods, play an important role in the productivity of aquatic ecosystems since they serve as a crucial link between primary producers and carnivores. In tropical reservoirs and lakes, they ... -
An ecological assessment of seven major lakes in the Philippines
(Aquaculture Department, Southeast Asian Fisheries Development Center; Philippine Council for Aquatic and Marine Research and Development (PCAMRD), Department of Science and Technology; Bureau of Fisheries and Aquatic Resources, 2001)An ecological assessment was done on the seven major lakes in the Philippines, namely; Laguna de Bay, Taal, Naujan, Lanao, Mainit, Buluan, and Bato. The assessment was based largely on secondary data and some primary data. ... -
Managing 'sinirapan' Mistichthys luzonensis Smith in Lake Buhi, Camarines Sur: Insights from its biology and population dynamics
(Aquaculture Department, Southeast Asian Fisheries Development Center; Philippine Council for Aquatic and Marine Research and Development (PCAMRD), Department of Science and Technology; Bureau of Fisheries and Aquatic Resources, 2001)The population dynamics and related aspects of the biology of 'sinarapan' Mistichthys luzonensis Smith, the world's smallest commercial fish, are used as basis in formulating management strategies for this goby in Lake ... -
Assessment of local government's implementation of open access policy in Taal Lake, Philippines: Effects on lake conservation and management
(Aquaculture Department, Southeast Asian Fisheries Development Center; Philippine Council for Aquatic and Marine Research and Development (PCAMRD), Department of Science and Technology; Bureau of Fisheries and Aquatic Resources, 2001)The effects of local government's implementation of the current national policy on open access in municipal fisheries are assessed in terms of their impact on the fishery resources of Taal Lake. Local officials and fisherfolk ... -
The status of tilapia aquaculture in Lake Sebu, South Cotabato
(Aquaculture Department, Southeast Asian Fisheries Development Center; Philippine Council for Aquatic and Marine Research and Development (PCAMRD), Department of Science and Technology; Bureau of Fisheries and Aquatic Resources, 2001)Tilapia culture in Lake Sebu started in the early 1970's and is now considered the backbone of the economy and major driving force of the development of the Municipality of Lake Sebu. About 19% of Lake Sebu's 354 ha water ... -
Stock assessment of commercially important fishes in Naujan Lake
(Aquaculture Department, Southeast Asian Fisheries Development Center; Philippine Council for Aquatic and Marine Research and Development (PCAMRD), Department of Science and Technology; Bureau of Fisheries and Aquatic Resources, 2001)The study aimed to assess the capture fisheries of Naujan Lake with emphasis on commercially important fish species and to determine the extent of their exploitation. Four major fish landing centers in the ... -
Translocation of the clupeid Sardinella tawilis to another lake in the Philippines: A proposal and ecological considerations
(Aquaculture Department, Southeast Asian Fisheries Development Center; Philippine Council for Aquatic and Marine Research and Development (PCAMRD), Department of Science and Technology; Bureau of Fisheries and Aquatic Resources, 2001)The dwindling commercial catch of Sardinella tawilis (Clupeidae), locally known as 'tawilis', reported in recent years by local fisher folk in Lake Taal, Batangas, Philippines, could be a result of the interaction of factors ... -
Fish culture in cages in Lake Danao, Cebu
(Aquaculture Department, Southeast Asian Fisheries Development Center; Philippine Council for Aquatic and Marine Research and Development (PCAMRD), Department of Science and Technology; Bureau of Fisheries and Aquatic Resources, 2001)Lake Danao is a picturesque inland body of water having an area of 685 ha located in the municipality of San Francisco in Pacijan Island, Camotes, Cebu. At the middle of the lake is a circular islet with an area of one ... -
Parasitic crustaceans in fishes from some Philippine Lakes
(Aquaculture Department, Southeast Asian Fisheries Development Center; Philippine Council for Aquatic and Marine Research and Development (PCAMRD), Department of Science and Technology; Bureau of Fisheries and Aquatic Resources, 2001)Parasitic crustaceans are among the most harmful parasites of fishes. Certain species cause disease outbreaks and mortalities in aquaculture, facilities, and sometimes in natural systems, resulting in serious economic ... -
Bathymetry and hydrobiology of Lake Mahagnao, Leyte
(Aquaculture Department, Southeast Asian Fisheries Development Center; Philippine Council for Aquatic and Marine Research and Development (PCAMRD), Department of Science and Technology; Bureau of Fisheries and Aquatic Resources, 2001)Lake Mahagnao in Burauen, Leyte (10° 52.15' N and 124° 51.32' E) lies 26 m above sea level. It is surrounded by a mountain range that includes a dormant twin volcano. A bathymetric survey established 122 sampling stations ... -
Zooplankton diversity in Philippine Lakes
(Aquaculture Department, Southeast Asian Fisheries Development Center; Philippine Council for Aquatic and Marine Research and Development (PCAMRD), Department of Science and Technology; Bureau of Fisheries and Aquatic Resources, 2001)Sustainable fisheries development partly depends on the availability of adequate zooplankton as principal food items of early life history stages of economically important fish species as well as of the adults of some ... -
Aquaculture practices and their impact on Philippine Lakes
(Aquaculture Department, Southeast Asian Fisheries Development Center; Philippine Council for Aquatic and Marine Research and Development (PCAMRD), Department of Science and Technology; Bureau of Fisheries and Aquatic Resources, 2001)The rapid progress and development in the aquaculture sector during the past years has made an important contribution to the overall fish production in the Philippines. In 1996, 35.4% of the total fish production or 980,857 ... -
Lake Lanao: Its past and present status
(Aquaculture Department, Southeast Asian Fisheries Development Center; Philippine Council for Aquatic and Marine Research and Development (PCAMRD), Department of Science and Technology; Bureau of Fisheries and Aquatic Resources, 2001)Geographically located in Central Mindanao, Lake Lanao is the second largest lake in the Philippines. The lake is famous locally for its various uses and internationally for its endemic cyprinids. This paper intends to ... -
Sustainable development of Philippine lake resources: An agenda for research and development
(Aquaculture Department, Southeast Asian Fisheries Development Center; Philippine Council for Aquatic and Marine Research and Development (PCAMRD), Department of Science and Technology; Bureau of Fisheries and Aquatic Resources, 2001)There are 59-70 lakes in the Philippines. With the exception of Laguna de Bay and Lake Taal, little is known about Philippine lakes although they contribute as much as 15% to the total annual fisheries production of the ... -
Shrimp seed production in Malaysia
(Aquaculture Department, Southeast Asian Fisheries Development Center, 1993)The giant freshwater prawn, Macrobrachium rosenbergii, and the marine shrimp, Penaeus monodon, are now becoming the most important cultured species in Malaysia. The progress in the aquaculture of these species has led to ... -
The shrimp hatchery industry in the Philippines
(Aquaculture Department, Southeast Asian Fisheries Development Center, 1993)Fifteen years after SEAFDEC Aquaculture Department first offered its training course on Barangay Prawn Hatchery Management, the giant tiger shrimp industry has grown tremendously. Among the private investors in shrimp ... -
The shrimp farming industry in the Philippines
(Aquaculture Department, Southeast Asian Fisheries Development Center, 1993)The shrimp farming industry in the Philippines is the culture of shrimp (Penaeus monodon) in brackishwater and seawater grow-out farms to marketable size. The industry is highly dependent upon the other sectors/components ... -
Status and problems of marine fish seed production in Thailand
(Aquaculture Department, Southeast Asian Fisheries Development Center, 1993)Aquaculture of marine fishes such as sea bass, milkfish, and mullet among others, have been conducted in Thailand for a long time in its provinces along the coast. The fry of these fishes have been collected from natural ... -
Shrimp grow-out culture techniques in the Philippines
(Aquaculture Department, Southeast Asian Fisheries Development Center, 1993)The major commercial shrimp species in the Philippines belong to the genus Penaeus and Metapenaeus. The important penaeid shrimps are: P. monodon (giant tiger shrimp or sugpo); P. japonicus and P. semisulcatus (tiger shrimp ...
