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Mud crab hatchery and nursery operations
(Aquaculture Department, Southeast Asian Fisheries Development Center, 2003)
A brief account is given of mud crab (Scylla spp) farming activities in the Philippines. The expanding market for mud crab is the cause of intensified collection of wild juveniles. To counter the threat to wild population ...
Series: Aquaculture extension manual; No. 37
Giant clam hatchery, ocean nursery and stock enhancement
(Aquaculture Department, Southeast Asian Fisheries Development Center, 2007)
This manual is meant to serve as a guide to the culture of giant clams (Bivalvia, Subfamily Tridacninae). The first part focuses on hatchery methods. The second part is about the ocean nursery. The first two sections refer ...
The sargeant fish and the eel
(Aquaculture Department, Southeast Asian Fisheries Development Center, 2000)
The culture of sargeant fish, or cobia (Rachycentron canadum) and eel (Anguilla spp) in the Philippines is discussed. Market potentials for the cultured products are examined.
Series: Aquaculture extension manual; No. 34
Biology and hatchery of mud crabs Scylla spp.
(Aquaculture Department, Southeast Asian Fisheries Development Center, 2003)
This manual describes the principles and procedures for spawning the mature crabs (Scylla serrata, S. tranquebarica, and S. olivacea) and rearing the zoeae to juveniles. Hatchery conditions should satisfy the ecological ...
Disease development
(Aquaculture Department, Southeast Asian Fisheries Development Center, 2001)
Disease occurrence is one of the biggest deterrents to sustainable production in aquaculture. It is therefore important to enhance awareness among various sectors of the importance of health management in the aquaculture ...
Nutrient cycles: Nutrient dynamics in culture ponds.
(Aquaculture Department, Southeast Asian Fisheries Development Center, 2004)
The general over-development of aquaculture had profound disturbance on the surrounding ecosystem, affecting, not only fisheries, but aquaculture itself through release of effluent loaded with nutrients into open waters ...
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 ...
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, ...
Fungal diseases
(Aquaculture Department, Southeast Asian Fisheries Development Center, 2001)
Over the past 20 years, aquatic animal mycopathogens have become the focus of considerable research. The many known occurrences of fungal diseases in wild populations and the documented devastating disease outbreaks indicate ...
Environmental and other non-infectious diseases
(Aquaculture Department, Southeast Asian Fisheries Development Center, 2001)
The chapter presents some of the environmental non-infectious diseases of aquatic animals. Non-infectious diseases are caused by adverse environmental conditions, nutritional disorders, or genetic defects. While they can ...