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Changes in the fish diversity and abundance on a heavily fished fringing reef on Santiago Island, Pangasinan, Philippines
(Bureau of Agricultural Research, Department of Agriculture, 2007)
Fish assemblages on the reef slope, reef flat, and seagrass beds on Santiago Island were sampled over 18 months in 1992-1993 as part of a 6-year reef monitoring project started in 1986. Abundance and species diversity were ...
The tuna fishery off northwestern Luzon: catch of purse seines and hand lines operating around fish-aggregating 'payaw'
(Bureau of Agricultural Research, Department of Agriculture, 2007)
The tuna fishery along northwestern Luzon was studied from March 1994 to April 1995. About 120 units of fish aggregating ‘payaw’ were set 20–100 km offshore and fished by about 350 handline boats and 6 purse seines. The ...
Collection of the mud crab Scylla serrata var paramamosain in Tinagong Dagat and Sapian Bay, northern Panay
(Bureau of Agricultural Research, Department of Agriculture, 2007)
Mud crabs were collected by baited traps from the mangroves and estuaries of Tinagong Dagat Bay and Sapian Bay in Capiz, northern Panay monthly over 18 months. Scylla serrata var paramamosain made up 95.4% of the collection ...
Competitive and comparative advantages of brackishwater aquaculture of tiger shrimp, mud crab, and milkfish in the Philippines in 1985-1995
(Bureau of Agricultural Research, Department of Agriculture, 2007)
The brackishwater aquaculture sector contributes considerably to the growth of the fisheries sector. Tiger shrimp Penaeus monodon, mud crab Scylla serrata, and milkfish Chanos chanos, in particular are efficient users of ...
Bacteria and toxin isolated from the dinoflagellate Pyrodinium bahamense var. compressum and production of monoclonal antibodies and diagnostic kits to monitor red tide and toxic mussels
(Bureau of Agricultural Research, Department of Agriculture, 2007)
Six bacterial isolates obtained from the red tide dinoflagellate Pyrodinium bahamense var. compressum were found to be toxic. The most toxic isolate MM-11 was cultured, characterized, and identified to be Micrococcus luteus. ...
Development of various value-added products from 'aloy' or bullet tuna Auxis rochei
(Bureau of Agricultural Research, Department of Agriculture, 2007)
The recommended steps in new product development were followed to utilize bullet tuna maximally. New products were generated, evaluated, and refined. Three product concepts were initially advanced to the product optimization ...
Demonstration of tilapia-carp polyculture in lowland and highland farms
(Bureau of Agricultural Research, Department of Agriculture, 2007)
Technology demonstration was conducted in three selected lowland freshwater ponds in Lucban, Quezon and in three highland ponds in Ifugao. The ponds varied in location, size, water source, and operators. The polyculture ...
Growth and yield of the grouper Epinephelus coioides fed 'trash fish' at different rates and frequencies in floating net cages
(Bureau of Agricultural Research, Department of Agriculture, 2007)
The effects of various feeding rates and frequencies on the growth and survival of orangespotted grouper Epinephelus coides were determined in floating net cages in Tiniguiban Cove, Puerto Princesa, Palawan. Juveniles ...
Treatment of shrimp pond effluents by sedimentation and by seaweed and mussel biofiltration
(Bureau of Agricultural Research, Department of Agriculture, 2007)
Tiger shrimp Penaeus monodon were stocked in three 1,000 m<sup>2</sup> ponds at 12,000 juveniles/pond and grown for 141 days. Water quality in the ponds was monitored over the grow-out period, particularly before and after ...
Use of soybean meal and rice bran in formulated diets for the grouper Epinephelus coioides
(Bureau of Agricultural Research, Department of Agriculture, 2007)
Two diets were formulated to include 8–14% soybean meal and 9–18% rice bran, 34–40% fish meal, 4–5% mussel meal, and 7–8% Acetes shrimp meal, and 11–13% cod liver oil. Soy bean meal and rice bran were included at 4:1 ratio ...