Now showing items 1-20 of 31

    • Review of SEAFDEC/AQD finfish seed production research 

      Quinitio, G. F.; Duray, M. N. (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      Research on seed production of several foodfishes has been a continuing activity of SEAFDEC/AQD since 1976. Fry and juvenile production methods of these fish commodities are in various stages of advancement. For instance, ...
    • Effects of different fat sources on the egg quality of grouper, Epinephelus suillus 

      Quinitio, G. F.; Coloso, R. M.; Duller, A.; Reyes, D. (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      The effect of different fat sources on the egg quality of grouper, Epinephelus suillus eggs was evaluated. Fish in three tanks, each containing 3 females and 1 male, were fed various types of feeds namely: trash fish ...
    • Larviculture of milkfish (Chanos chanos) in outdoor tanks 

      Duray, Marietta N. (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      In the past, larviculture of milkfish depended entirely on the use of rotifers and brine shrimp nauplii and rearing trials were done under roofed facilities. Since the dietary value of live food varies according to culture ...
    • Feeding habits of hatchery-reared grouper, Epinephelus suillus larvae 

      Duray, Marietta N. (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      The feeding habits of hatchery-reared Epinephelus suillus larvae were determined by examining their gut contents. The larvae (2.6 mm TL) were initially fed rotifers on day 2 and newly-hatched Artemia nauplii on day 21 (9.1 ...
    • Growth and survival of milkfish (Chanos chanos) larvae reared on artificial diets 

      Borlongan, I. G.; Marte, C. L.; Nocillado, J. (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      A preliminary feeding experiment was conducted to determine growth and survival of milkfish larvae reared on various feeding regimes involving the use of artificial diets. Two larval diets (Feed A and Feed B) containing ...
    • Successful use of cryopreserved oyster trocophores as a live first feed larval marine fish and invertebrates 

      Harvey, Brian J. (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      Trochophore-stage larvae of the Pacific oyster Crassostrea gigas were cryopreserved in bulk and stored in liquid nitrogen for periods up to two years before thawing and feeding to a variety of warmwater and coldwater larval ...
    • Correlations of oocyte diameter with some morphometric characters in the nile tilapia, Oreochromis niloticus L. 

      Garcia-Abiado, Mary Ann R.; Paras, H. J. S.; Mair, Graham C. (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      A study was conducted to determine the correlation of oocyte diameter with some morphometric characters in a Philippine strain of Oreochromis niloticus L. One hundred and thirty-five 7- to 9-month old sexually mature female ...
    • A review of grouper (Epinephelus suillus) fry production research in Malaysia 

      Ali, Hussin Mat (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      Research on grouper (Epinephelus suillus) fry production in captivity has been carried out in Malaysia since 1986 at Tanjung Demong Marine Finfish Production and Research Centre (TDMFPRC) but the breakthrough was only ...
    • A brief account of the experience of Sabah Fisheries Department in fish larval rearing 

      Komilus, C. F.; Parado-Estepa, F. D. (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      Venturing into the aquaculture sector especially in pond and cage culture is a step that has been taken up by entrepreneurs and traditional fishermen of Sabah. However, shortage in the supply of fish fry is a stumbling ...
    • Flounder metamorphosis: its regulation by various hormones 

      de Jesus, E. G.; Hirano, T.; Inui, Y. (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      The elongation and shortening of the flounder fin rays during its metamorphosis may be parallel to the appearance and resorption of the tadpole tail during amphibian metamorphosis. The dorsal fin rays of the Japanese ...
    • A review of SEAFDEC/AQD finfish breeding research 

      Garcia, LM ORCID (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      Recent progress undertaken by SEAFDEC/AQD in the development of broodstock of a variety of cultured fish in the Philippines is reviewed. Spontaneous maturation and spawning has been achieved among captive breeders of ...
    • Resistance of two Nile tilapia, Oreochromis niloticus (L.) strains exposed to a mixture of zinc, cadmium and inorganic mercury 

      Cuvin-Aralar, Ma. L. A. (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      Two strains of one month-old Oreochromis niloticus namely CLSU (obtained from Central Luzon State University, Philippines) and NIFI (from National Inland Fisheries Institute, Thailand) were exposed to a sublethal mixture ...
    • Oral administrations of chemotherapeutics via the bioencapsulation technique: A tool for therapeutic treatment in larviculture 

      Gapasin, R. S. J.; Nelis, H. J.; Sorgeloos, P. (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      The application of the bioencapsulation technique as a tool for curative treatment in fish larvae was investigated. Antibacterials, trimethoprim (TMP) and sulphamethoxazole (SMX), incorporated in an oil emulsion (SELCO, ...
    • Maturation of Oreochromis niloticus gonads 

      Casauay, A. A.; Carino, V. S. (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      At hatching when fry were 5 to 6 mm, primordial germ cells (PGCs) were found to concentrate along the dorsomedian region of the peritoneal wall at the root of the developing mesentery and in places far from the appearance ...
    • Natural spawning of four Epinephelus species in the laboratory 

      Alava, Moonyeen Nida R.; Dolar, M. L. L.; Luchavez, J. A. (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      Natural spawnings of four Epinephelus species reared in the laboratory were observed from 1987 to 1992. These species are: E. summana, E. caeruleopunctatus, E. macrospilus and E. fuscoguttatus. Spawning was serial, usually ...
    • LHRHa and pimozide-induced breeding in the catfish, Clarias macrocephalus (Gunther) 

      Tan-Fermin, J. D.; Gapasin, R. S. J.; Tan, A. M.; Garcia, M. A.; Emata, Arnil C. (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      Clarias macrocephalus is endemic yet dwindling freshwater foodfish in the Philippines. Induced breeding protocol was developed by monitoring the size and maturation of eggs at 0-48 h after a simultaneous injection of ...
    • Tilapia breeding and seed production for brackishwater culture in the Philippines 

      Guerrero III, Rafael D.; Guerrero, Luzviminda A.; Cornejo, Rafael G. (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      Tilapias are important foodfishes in the Philippines second only to milkfish. While farming of tilapias in freshwater ponds and cages is already established, there is a need for wider application of the available technologies ...
    • Endocrine changes associated with overripening of ovulated eggs in goldfish, Carassius auratus L. 

      Formacion, Minda J.; Lam, Tom J. (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      Changes in steroid hormone levels in the serum and ovarian fluid were studied during overripening in goldfish. Ovulated eggs retained in the ovarian cavity become overripe at around 12 h after ovulation and completely ...
    • Workshop discussions and recommendations 

      Unknown author (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
    • Induced spawning of the mangrove red snapper, Lutjanus argentimaculatus 

      Emata, Arnil C.; Eullaran, B.; de los Santos, M. (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      Wild-caught mangrove red snapper, Lutjanus argentimaculatus, reared for a year in 4.0 m diameter by 1.5 m deep circular concrete tank spontaneously matured and were used for induced spawning trials. On 19 August 1992, a ...