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Now showing items 161-170 of 215
Environmental capacity of receiving water as basis for regulating intensity of milkfish (Chanos chanos Forsskal) culture
(Blackwell Publishing, 2004)
This paper presents the results of the assessment of the environmental condition of a receiving water and demonstrates how the environmental capacity of the system can be estimated based on effluent discharge from milkfish ...
Induced gonadal maturation and rematuration in milkfish: Limited success with chronic administration of testosterone and gonadotropin-releasing hormone analogues (GnRH-A)
(Elsevier, 1988)
Nine experiments were conducted to investigate the influence of chronic administration of testosterone (T) and gonadotropin-releasing hormone (GnRH) analogues on first maturation of 4- to 6-year-old fish and rematuration ...
Developmental and ecological stages in the life history of milkfish Chanos chanos (F.)
(Fisheries Research Society of the Philippines, 1981)
Seven stages in the life history of milkfish Chanos chanos are suggested: embryonic, yolksac larval, larval, postlarval, juvenile, sub-adult and adult stages. These were based on morphological differences and on their ...
Results of drift card experiments and considerations on the movement of milkfish eggs and larvae in the northern Sulu Sea
(Fisheries Research Society of the Philippines, 1979)
For a period of one year beginning December 1977, drift card experiments were conducted off the western and southwestern coasts of Panay Island to determine the surface currents in the area.
Of a total 2,384 drift cards ...
From triphenyltins to integrated management of the 'pest' snail Cerithidea cingulata in mangrove-derived milkfish ponds in the Philippines
(Kluwer Academic Publishers, 2000)
The potamidid snail Cerithidea cingulata is considered a pest in brackishwater milkfish ponds in the Philippines and has been controlled by the triphenyltin (TPT) compounds Aquatin and Brestan. But TPT is also toxic to ...
Milkfish (Chanos chanos) production and water quality in brackishwater ponds at different feeding levels and frequencies
(Wiley-Blackwell, 1998)
This study evaluated the effects of different feeding levels and frequencies on milkfish (Chanos chanos) growth, feed efficiency, and water quality in brackish water ponds. Milkfish juveniles (average weight, 1 g) were ...
Dietary vitamin C and E supplementation and reproduction of milkfish Chanos chanos Forsskal
(Blackwell Science Ltd, 2000)
Milkfish Chanos chanos Forsskal broodstock (11 years old, average body weight 5.23–5.73 kg) reared in 10-m-diameter by 3-m-deep floating net cages (31–36 fish per cage) at SEAFDEC AQD's Igang Marine Substation in Guimaras ...
The sulfide tolerance of milkfish and tilapia in relation to fish kills in farms and natural waters in the Philippines
(Kluwer Academic Publisher, 1998)
Fish kills of milkfish Chanos chanos and tilapia Oreochromis spp. now occur frequently in brackish, marine, and freshwater farms (ponds, pens, and cages) in the Philippines. Aquafarms with high organic load, limited water ...
Resistance to antibiotics of Vibrio spp. and Aeromonas spp. isolated from fish and shrimp tissues and rearing water in Panay island, Philippines
(University of the Philippines Visayas, 1998)
A survey on the resistance patterns to selected antibiotics of bacterial pathogens of fish and shrimps in Panay Island, Philippines was conducted. One hundred and sixteen (116) bacterial isolates were collected from fish ...
Limnological notes on the finfish production problem of Laguna de Bay.
(College of Arts and Sciences, University of the Philippines, 1988)
Environmental problems have significantly affected fishery production and management in Laguna de Bay, the largest lake in the Philippines. Fishermen and fishpen operators are complaining about the slow growth of fish and ...